Difference between revisions of "Maryland County Creation Dates and Parent Counties"

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{| border="1"
 
 
{| cellspacing="1" cellpadding="1" width="100%" border="1"
 
|-
 
| '''County'''<br>
 
| '''Year<br>Created'''<br>
 
| '''Parent County'''<br>
 
| '''Year Split and Child County'''<br>
 
|-
 
| valign="top" | [[Adams County, Pennsylvania|Adams]]
 
| valign="top" | 1800<br>
 
| valign="top" | York
 
| valign="top" | &nbsp;--<br>
 
|-
 
| [[Allegheny County, Pennsylvania|Allegheny]]
 
| 1788
 
| Washington, Westmoreland
 
| In 1800 parts of Armstrong, Beaver, Venango, and Warren counties and all of Butler, Crawford, Erie, and Mercer counties came from Allegheny Co.
 
|-
 
| style="vertical-align: top" | [[Armstrong County, Pennsylvania|Armstrong]]
 
| style="vertical-align: top" | 1800<br>
 
| style="vertical-align: top" | <font face="Arial Unicode MS,Arial,sans-serif" size="2"><font face="Arial Unicode MS,Arial,sans-serif" size="2">Allegheny, Westmoreland, Lycoming.&nbsp;Attached to Westmoreland County until 1805.</font></font>&nbsp;
 
| style="vertical-align: top" | Part of Clarion County was formed in 1839 from Armstrong Co.<br>
 
|-
 
| style="vertical-align: top" | [[Beaver County, Pennsylvania|Beaver]]
 
| style="vertical-align: top" | 1800<br>
 
| style="vertical-align: top" | <font face="Arial Unicode MS,Arial,sans-serif" size="2"><font face="Arial Unicode MS,Arial,sans-serif" size="2">Allegheny, Washington. Attached to Allegheny Co. until 1803.</font></font>
 
| style="vertical-align: top" | <font face="Arial Unicode MS,Arial,sans-serif" size="2"><font face="Arial Unicode MS,Arial,sans-serif" size="2">Part of Lawrence County was formed in 1849 from Beaver Co.</font></font>
 
|-
 
| style="vertical-align: top" | [[Bedford County, Pennsylvania|Bedford]]
 
| style="vertical-align: top" | <font face="Arial Unicode MS,Arial,sans-serif" size="2"><font face="Arial Unicode MS,Arial,sans-serif" size="2">1771</font></font>
 
| style="vertical-align: top" | <font face="Arial Unicode MS,Arial,sans-serif" size="2"><font face="Arial Unicode MS,Arial,sans-serif" size="2">Cumberland</font></font>
 
| style="vertical-align: top" | <font face="Arial Unicode MS,Arial,sans-serif" size="2"><font face="Arial Unicode MS,Arial,sans-serif" size="2">From it came part of Northumberland Co. in 1772, Westmoreland Co. in 1773, Huntingdon Co. in 1787, Somerset Co. in 1795, part of Cambria Co. in 1804, part of Blair Co. in 1846, Fulton Co. in 1850.</font></font>
 
|-
 
| style="vertical-align: top" | [[Berks County, Pennsylvania|Berks]]
 
| style="vertical-align: top" | 1751 (org. 1752)
 
| style="vertical-align: top" | Philadelphia, Chester, Lancaster<br>
 
| style="vertical-align: top" | From it came part of Northumberland Co. in 1772 and part of Schuylkill Co. in 1811.
 
|-
 
| style="vertical-align: top" | [[Blair County, Pennsylvania|Blair]]
 
| style="vertical-align: top" | 1846
 
| style="vertical-align: top" | Huntingdon,&nbsp;Bedford
 
| style="vertical-align: top" | &nbsp;--
 
|-
 
| style="vertical-align: top" | [[Bradford County, Pennsylvania|Bradford]]&nbsp;(first named Ontario County)
 
| style="vertical-align: top" | 1810 (org. 1812)
 
| style="vertical-align: top" | Luzerne and Lycoming
 
| style="vertical-align: top" | &nbsp;--
 
|-
 
| style="vertical-align: top" | [[Bucks County, Pennsylvania|Bucks]]
 
| style="vertical-align: top" | 1682
 
| style="vertical-align: top" | &nbsp;--
 
| style="vertical-align: top" | In 1751 Northampton County was set off.
 
|-
 
| style="vertical-align: top" | [[Butler County, Pennsylvania|Butler]]
 
| style="vertical-align: top" | 1800
 
| style="vertical-align: top" | Allegheny
 
| style="vertical-align: top" | &nbsp;--
 
|-
 
| style="vertical-align: top" | [[Cambria County, Pennsylvania|Cambria]]
 
| style="vertical-align: top" | 1804 (org. 1807)
 
| style="vertical-align: top" | Huntingdon, Somerset, and Bedford
 
| style="vertical-align: top" | &nbsp;--
 
|-
 
| style="vertical-align: top" | [[Cameron County, Pennsylvania|Cameron]]
 
| style="vertical-align: top" | 1860<br>
 
| style="vertical-align: top" | Clinton, McKean, Elk, Potter<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Carbon County, Pennsylvania|Carbon]]
 
| style="vertical-align: top" | 1843<br>
 
| style="vertical-align: top" | Northampton,&nbsp;Monroe
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Centre County, Pennsylvania|Centre]]
 
| style="vertical-align: top" | 1800<br>
 
| style="vertical-align: top" | Huntingdon, Lycoming, Mifflin, Northumberland
 
| style="vertical-align: top" | Part of Clinton County was formed in 1839 from Centre Co.
 
|-
 
| style="vertical-align: top" | [[Chester County, Pennsylvania|Chester]]
 
| style="vertical-align: top" | 1682
 
| style="vertical-align: top" | &nbsp;--<br>
 
| style="vertical-align: top" | From it came Lancaster in 1728, part of Berks in 1751, Delaware in 1789.
 
|-
 
| style="vertical-align: top" | [[Clarion County, Pennsylvania|Clarion]]
 
| style="vertical-align: top" | 1682<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
| style="vertical-align: top" | From it came these counties: Lancaster in 1728, part of Berks in 1751, Delaware in 1789.
 
|-
 
| style="vertical-align: top" | [[Clearfield County, Pennsylvania|Clearfield]]
 
| style="vertical-align: top" | 1804 (org. 1812)
 
| style="vertical-align: top" | Huntingdon and Lycoming (Clearfield did not have its own courts until 1822.)
 
| style="vertical-align: top" | Part of Elk Co. was formed in 1843 from Clearfield Co.<br>
 
|-
 
| style="vertical-align: top" | [[Clinton County, Pennsylvania|Clinton]]
 
| style="vertical-align: top" | 1839<br>
 
| style="vertical-align: top" | Centre and Lycoming<br>
 
| style="vertical-align: top" | In 1860 part of Cameron County was formed from Clinton Co.
 
|-
 
| style="vertical-align: top" | [[Columbia County, Pennsylvania|Columbia]]
 
| style="vertical-align: top" | 1813<br>
 
| style="vertical-align: top" | Northumberland<br>
 
| style="vertical-align: top" | In 1818 additional land went to Schuylkill Co. In 1850 Montour Co. was formed from Columbia Co.
 
|-
 
| style="vertical-align: top" | [[Crawford County, Pennsylvania|Crawford]]
 
| style="vertical-align: top" | 1800<br>
 
| style="vertical-align: top" | Allegheny<br>
 
| style="vertical-align: top" | No counties were formed from Crawford Co. Venango, Erie, Warren, and Mercer counties were attached to Crawford Co. for several years.
 
|-
 
| style="vertical-align: top" | [[Cumberland County, Pennsylvania|Cumberland]]
 
| style="vertical-align: top" | 1750<br>
 
| style="vertical-align: top" | Lancaster<br>
 
| style="vertical-align: top" | From it came Bedford Co., in 1771, part of Northumberland Co. in 1772, Franklin Co. in 1784, part of Mifflin Co. in 1789, Perry Co. in 1820.
 
|-
 
| style="vertical-align: top" | [[Dauphin County, Pennsylvania|Dauphin]]
 
| style="vertical-align: top" | 1785<br>
 
| style="vertical-align: top" | Lancaster<br>
 
| style="vertical-align: top" | From it came part of&nbsp;Lebanon County in 1813.<br>
 
|-
 
| style="vertical-align: top" | [[Delaware County, Pennsylvania|Delaware]]
 
| style="vertical-align: top" | 1789<br>
 
| style="vertical-align: top" | Chester<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Elk County, Pennsylvania|Elk]]
 
| style="vertical-align: top" | 1843<br>
 
| style="vertical-align: top" | Jefferson, Clearfield,&nbsp;McKean<br>
 
| style="vertical-align: top" | From it came part of Cameron Co. in 1860.<br>
 
|-
 
| style="vertical-align: top" | [[Erie County, Pennsylvania|Erie]]
 
| style="vertical-align: top" | 1800<br>
 
| style="vertical-align: top" | Allegheny (Attached to Crawford Co. for several years.)
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Fayette County, Pennsylvania|Fayette]]
 
| style="vertical-align: top" | 1783<br>
 
| style="vertical-align: top" | Westmoreland<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Forest County, Pennsylvania|Forest]]
 
| style="vertical-align: top" | 1848<br>
 
| style="vertical-align: top" | Jefferson<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Franklin County, Pennsylvania|Franklin]]
 
| style="vertical-align: top" | 1784 <br>
 
| style="vertical-align: top" | Cumberland <br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Fulton County, Pennsylvania|Fulton]]
 
| style="vertical-align: top" | 1850 <br>
 
| style="vertical-align: top" | Bedford <br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Greene County, Pennsylvania|Greene]]
 
| style="vertical-align: top" | 1796 <br>
 
| style="vertical-align: top" | Washington <br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Huntingdon County, Pennsylvania|Huntingdon]]
 
| style="vertical-align: top" | 1787 <br>
 
| style="vertical-align: top" | Bedford <br>
 
| style="vertical-align: top" | From it came part of Centre Co. in 1800, parts of Cambria and Clearfield counties in 1804, and part of Blair Co. in 1846.
 
|-
 
| style="vertical-align: top" | [[Indiana County, Pennsylvania|Indiana]]
 
| style="vertical-align: top" | 1803 <br>
 
| style="vertical-align: top" | Westmoreland,&nbsp;Lycoming (attached to Westmoreland Co. until 1806 when county was organized.)
 
| style="vertical-align: top" | &nbsp;-- <br>
 
|-
 
| style="vertical-align: top" | [[Jefferson County, Pennsylvania|Jefferson]]
 
| style="vertical-align: top" | 1804 <br>
 
| style="vertical-align: top" | Lycoming (Attached to Westmoreland Co. until 1806, then to Indiana Co. until 1830.)
 
| style="vertical-align: top" | From it came part of Elk Co. in 1843 and&nbsp;part of Forest Co. in 1848.<br>
 
|-
 
| style="vertical-align: top" | [[Juniata County, Pennsylvania|Juniata]]
 
| style="vertical-align: top" | 1831 <br>
 
| style="vertical-align: top" | Mifflin <br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Lackawanna County, Pennsylvania|Lackawanna]]
 
| style="vertical-align: top" | 1878 <br>
 
| style="vertical-align: top" | Luzerne <br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Lancaster County, Pennsylvania|Lancaster]]
 
| style="vertical-align: top" | 1728 <br>
 
| style="vertical-align: top" | Chester (Earlier was part of Susquehannock Indian territory.)
 
| style="vertical-align: top" | From it came York Co.&nbsp;in 1748, Cumberland Co.&nbsp;in 1750, part of Berks Co.&nbsp;in 1751, part of Northumberland Co. in 1772, Dauphin Co. in 1785, part of Lebanon Co. in 1813.
 
|-
 
| style="vertical-align: top" | [[Lawrence County, Pennsylvania|Lawrence]]
 
| style="vertical-align: top" | 1849 <br>
 
| style="vertical-align: top" | Beaver, Mercer<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Lebanon County, Pennsylvania|Lebanon]]
 
| style="vertical-align: top" | 1813 <br>
 
| style="vertical-align: top" | Dauphin,&nbsp;Lancaster<br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Lehigh County, Pennsylvania|Lehigh]]
 
| style="vertical-align: top" | 1812 <br>
 
| style="vertical-align: top" | Northampton <br>
 
| style="vertical-align: top" | &nbsp;--<br>
 
|-
 
| style="vertical-align: top" | [[Luzerne County, Pennsylvania|Luzerne]]
 
| style="vertical-align: top" | 1786 <br>
 
| style="vertical-align: top" | Northumberland <br>
 
| style="vertical-align: top" | From it came part of Bradford Co. in 1810, Susquehanna Co. in 1810, part of Schuylkill Co. in 1818, Wyoming Co. in 1842, Lackawanna Co. in 1878.
 
 
|-
 
|-
| style="vertical-align: top" | [[Lycoming County, Pennsylvania|Lycoming]]
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Name of County'''
| style="vertical-align: top" | 1795 <br>
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Date Formed'''
| style="vertical-align: top" | Northumberland <br>
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Parent County'''
| style="vertical-align: top" | From it in 1800 came pts. of Armstrong, Venango, Warren; in 1803 pt. of Indiana Co.;in 1804 pt. of Clearfield Co., all of Jefferson, McKean, Potter, Tioga; in 1810 part of Bradford; in 1839 part of Clinton; in 1847 pt. of Sullivan.
+
| align="center" style="background: rgb(240, 240, 240) none repeat scroll 0% 0%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;" | '''Progeny County'''
 
|-
 
|-
| style="vertical-align: top" | [[McKean County, Pennsylvania|McKean]]
+
| Allegany
| style="vertical-align: top" | 1804
+
| 25 Dec 1789
| style="vertical-align: top" | Lycoming (Attached to Centre Co. 1804-1814, then to Lycoming Co. and Potter Co. until organized in 1826.)
+
| Washington
| style="vertical-align: top" | From it came part of Elk Co. in 1843 and part of Cameron Co. in 1860.
+
| Garrett 1872
 
|-
 
|-
| style="vertical-align: top" | [[Mercer County, Pennsylvania|Mercer]]
+
| Ann Arundel
| style="vertical-align: top" | 1800&nbsp; <br>
+
| 09 Apr 1650
| style="vertical-align: top" | Allegheny (Attached to Crawford Co.; organized in 1804.)
+
| Colonial Lands
| style="vertical-align: top" | From it came part of Lawrence Co.&nbsp;In 1849.<br>
+
| Howard 1851, Harford 1773
 
|-
 
|-
| style="vertical-align: top" | [[Mifflin County, Pennsylvania|Mifflin]]
+
| Baltimore
| style="vertical-align: top" | 1789&nbsp; <br>
+
| 12 Jan 1659
| style="vertical-align: top" | Cumberland,&nbsp;Northumberland<br>
+
| Colonial Lands
| style="vertical-align: top" | From it came part of Centre Co. in 1800 and part of Juniata Co. in 1831.
+
| Baltimore City 1851, Carroll 1837, Cecil 1674, Harford 1773, Howard 1851
 
|-
 
|-
| style="vertical-align: top" | [[Monroe County, Pennsylvania|Monroe]]
+
| Baltimore City
| style="vertical-align: top" | 1836
+
| nowrap="nowrap" | 13 May 1851
| style="vertical-align: top" | Northampton,&nbsp;Pike
+
| Baltimore
| style="vertical-align: top" | From it came&nbsp;part of Carbon Co.&nbsp;In 1843.
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Montgomery County, Pennsylvania|Montgomery]]
+
| Calvert
| style="vertical-align: top" | 1784 <br>
+
| 30 Jul 1650
| style="vertical-align: top" | Philadelphia <br>
+
| Charles (old)
| style="vertical-align: top" | &nbsp;--<br>
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Montour County, Pennsylvania|Montour]]
+
| Caroline
| style="vertical-align: top" | 1850 <br>
+
| 15 Jun 1773
| style="vertical-align: top" | Columbia <br>
+
| Dorchester, Queen Anne’s
| style="vertical-align: top" | &nbsp;--<br>
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Northampton County, Pennsylvania|Northampton]]
+
| Carroll
| style="vertical-align: top" | 1751 (org.&nbsp;1752)
+
| 19 Jan 1837
| style="vertical-align: top" | Bucks <br>
+
| Baltimore, Frederick
| style="vertical-align: top" | From it came part of Northumberland Co. in 1772, Wayne Co. in 1798, part of Schuylkill Co. in 1811, Lehigh Co. in 1812, part of Monroe Co. in 1836, part of Carbon Co. in 1843.
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Northumberland County, Pennsylvania|Northumberland]]
+
| Cecil
| style="vertical-align: top" | 1772 <br>
+
| 06 Jun 1674
| style="vertical-align: top" | Lancaster, Cumberland, Berks, Bedford, Northampton
+
| Baltimore
| style="vertical-align: top" | From it came Luzerne Co. in 1786, part of Mifflin Co. in 1789, Lycoming Co. in 1795, part of Centre Co. in 1800, Columbia and Union counties in 1813.
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Ontario County, Pennsylvania|Ontario]] (extinct: See Bradford Co.)<br>
+
| Charles (old
| style="vertical-align: top" | <br>
+
| 03 Oct 1650
| style="vertical-align: top" | <br>
+
| Colonial Lands
| style="vertical-align: top" | <br>
+
| dissolved 28 Sep 1653
 
|-
 
|-
| style="vertical-align: top" | [[Perry County, Pennsylvania|Perry]]
+
| Charles
| style="vertical-align: top" | 1820 <br>
+
| 13 Apr 1658
| style="vertical-align: top" | Cumberland <br>
+
| Colonial Lands
| style="vertical-align: top" | &nbsp;--<br>
+
| Calvert 1653, Prince George’s 1695
 
|-
 
|-
| style="vertical-align: top" | [[Philadelphia County, Pennsylvania|Philadelphia]]
+
| Dorchester
| style="vertical-align: top" | 1682<br>
+
| 27 May 1668
| style="vertical-align: top" | &nbsp;--<br>
+
| Colonial Lands
| style="vertical-align: top" | From it came part of Berks County in 1751 and Montgomery County in 1784. In 1854 all townships, districts and other parts of county consolidated into the City of Philadelphia.
+
| Caroline 1773
 
|-
 
|-
| style="vertical-align: top" | [[Pike County, Pennsylvania|Pike]]
+
| Frederick
| style="vertical-align: top" | 1814 <br>
+
| 10 Jun 1748
| style="vertical-align: top" | Wayne <br>
+
| Prince George’s
| style="vertical-align: top" | From it came part of Monroe Co. in 1836.<br>
+
| Carroll 1837, Montgomery 1776, Washington 1776
 
|-
 
|-
| style="vertical-align: top" | [[Potter County, Pennsylvania|Potter]]
+
| Garrett
| style="vertical-align: top" | 1804 <br>
+
| 04 Nov 1872
| style="vertical-align: top" | Lycoming (Attached to Lycoming Co. but elected joint commissioners with McKean Co. in 1814; became separate county in 1824; organized in 1835.)
+
| Allegany
| style="vertical-align: top" | From it came part of Cameron Co.&nbsp;in 1860.<br>
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Schuylkill County, Pennsylvania|Schuylkill]]
+
| Harford
| style="vertical-align: top" | 1811 <br>
+
| 17 Dec 1773
| style="vertical-align: top" | Berks, Northampton.&nbsp;In March 1818 additional land was received from parts of Columbia and Luzerne counties.
+
| Baltimore
| style="vertical-align: top" | &nbsp;--<br>
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Snyder County, Pennsylvania|Snyder]]
+
| Howard (new)
| style="vertical-align: top" | 1855 <br>
+
| 13 May 1851
| style="vertical-align: top" | Union <br>
+
| Baltimore, Anne Arundel
| style="vertical-align: top" | &nbsp;--<br>
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Somerset County, Pennsylvania|Somerset]]
+
| Kent
| style="vertical-align: top" | 1795 <br>
+
| 30 Dec 1637
| style="vertical-align: top" | Bedford<br>
+
| Colonial Lands
| style="vertical-align: top" | From it came&nbsp;part of Cambria Co.&nbsp;in 1804.<br>
+
| Talbot 1661
 
|-
 
|-
| style="vertical-align: top" | [[Sullivan County, Pennsylvania|Sullivan]]
+
| Montgomery
| style="vertical-align: top" | 1847 <br>
+
| 06 Sep 1776
| style="vertical-align: top" | Lycoming <br>
+
| Frederick
| style="vertical-align: top" | &nbsp;--<br>
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Susquehanna County, Pennsylvania|Susquehanna]]
+
| Patuxent
| style="vertical-align: top" | 1810 (org. 1812)<br>
+
| 03 Oct 1650
| style="vertical-align: top" | Luzerne <br>
+
| Colonial Lands
| style="vertical-align: top" | &nbsp;--<br>
+
| renamed Worcester (old) 1669
 
|-
 
|-
| style="vertical-align: top" | [[Tioga County, Pennsylvania|Tioga]]
+
| Prince George’s
| style="vertical-align: top" | 1804 <br>
+
| 03 Oct 1695
| style="vertical-align: top" | Lycoming (Tioga Co. was part of land claimed by Connecticut.
+
| Charles, Calvert
| style="vertical-align: top" | &nbsp;--<br>
+
| Frederick 1748
 
|-
 
|-
| style="vertical-align: top" | [[Union County, Pennsylvania|Union]]
+
| Queen Anne’s
| style="vertical-align: top" | 1813 <br>
+
| 09 Apr 1706
| style="vertical-align: top" | Northumberland <br>
+
| Talbot
| style="vertical-align: top" | From it came Snyder County&nbsp;In 1855.
+
| Caroline 1773
 
|-
 
|-
| style="vertical-align: top" | [[Venango County, Pennsylvania|Venango]]
+
| Saint Mary’s
| style="vertical-align: top" | 1800 <br>
+
| 24 Jan 1637
| style="vertical-align: top" | Allegheny,&nbsp;Lycoming (Attached to Crawford Co.; organized in 1805.)
+
| Colonial Lands
| style="vertical-align: top" | From it came&nbsp;part of Clarion Co. was formed in 1839 and part of Forest Co. in 1866.
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Warren County, Pennsylvania|Warren]]
+
| Somerset
| style="vertical-align: top" | 1800 <br>
+
| 22 Aug 1666
| style="vertical-align: top" | Allegheny,&nbsp;Lycoming (organized in 1819. Attached to Crawford Co. until 1805, the to Venango Co. until 1819.)
+
| Colonial Lands
| style="vertical-align: top" | &nbsp;--<br>
+
| Wicomico 1867,Worcster 1742
 
|-
 
|-
| style="vertical-align: top" | [[Washington County, Pennsylvania|Washington]]
+
| Talbot
| style="vertical-align: top" | 1781 <br>
+
| 19 Feb 1661
| style="vertical-align: top" | Westmoreland <br><br>
+
| Kent
| style="vertical-align: top" | From it came part of Allegheny Co. in 1788, Greene Co. in 1796, and part of Beaver Co. in 1800.
+
| Queen Anne’s 1706
 
|-
 
|-
| style="vertical-align: top" | [[Wayne County, Pennsylvania|Wayne]]
+
| Washington County, D.C.
| style="vertical-align: top" | 1798
+
| 1776 (?)
| style="vertical-align: top" | Northampton
+
| nowrap="nowrap" | Prince George’s, Montgomery
| style="vertical-align: top" | From it came Pike County&nbsp;in 1814.
+
| District of Columbia
 
|-
 
|-
| style="vertical-align: top" | [[Westmoreland County, Pennsylvania|Westmoreland]]
+
| Washington (new)
| style="vertical-align: top" | 1773
+
| 06 Sep 1776
| style="vertical-align: top" | Bedford
+
| Frederick
| style="vertical-align: top" | From it came Washington Co. in 1781, Fayette Co. in 1783, part of Allegheny Co. in 1788, part of Armstrong Co. in 1800, part of Indiana Co. in 1803.
+
| none
 
|-
 
|-
| style="vertical-align: top" | [[Wyoming County, Pennsylvania|Wyoming]]
+
| Worcester (new)
| style="vertical-align: top" | 1842 <br>
+
| 22 Oct 1742
| style="vertical-align: top" | Luzerne <br>
+
| Somerset
| style="vertical-align: top" | &nbsp;--<br>
+
| Wicomico 1867
 
|-
 
|-
| style="vertical-align: top" | [[York County, Pennsylvania|York]]
+
| Worcester (old)  
| style="vertical-align: top" | 1748 (org. 1749)<br>
+
| 22 Oct 1669
| style="vertical-align: top" | Lancaster <br>
+
| Patuxent
| style="vertical-align: top" | From it came Adams County in 1800.<br>
+
| none
 
|}
 
|}
  
Extinct or Renamed Counties: <br>| [[Ontario County, Pennsylvania|Ontario]] |
+
[[Category: United States County Creations]]

Revision as of 07:11, 14 March 2009

Name of County Date Formed Parent County Progeny County
Allegany 25 Dec 1789 Washington Garrett 1872
Ann Arundel 09 Apr 1650 Colonial Lands Howard 1851, Harford 1773
Baltimore 12 Jan 1659 Colonial Lands Baltimore City 1851, Carroll 1837, Cecil 1674, Harford 1773, Howard 1851
Baltimore City 13 May 1851 Baltimore none
Calvert 30 Jul 1650 Charles (old) none
Caroline 15 Jun 1773 Dorchester, Queen Anne’s none
Carroll 19 Jan 1837 Baltimore, Frederick none
Cecil 06 Jun 1674 Baltimore none
Charles (old 03 Oct 1650 Colonial Lands dissolved 28 Sep 1653
Charles 13 Apr 1658 Colonial Lands Calvert 1653, Prince George’s 1695
Dorchester 27 May 1668 Colonial Lands Caroline 1773
Frederick 10 Jun 1748 Prince George’s Carroll 1837, Montgomery 1776, Washington 1776
Garrett 04 Nov 1872 Allegany none
Harford 17 Dec 1773 Baltimore none
Howard (new) 13 May 1851 Baltimore, Anne Arundel none
Kent 30 Dec 1637 Colonial Lands Talbot 1661
Montgomery 06 Sep 1776 Frederick none
Patuxent 03 Oct 1650 Colonial Lands renamed Worcester (old) 1669
Prince George’s 03 Oct 1695 Charles, Calvert Frederick 1748
Queen Anne’s 09 Apr 1706 Talbot Caroline 1773
Saint Mary’s 24 Jan 1637 Colonial Lands none
Somerset 22 Aug 1666 Colonial Lands Wicomico 1867,Worcster 1742
Talbot 19 Feb 1661 Kent Queen Anne’s 1706
Washington County, D.C. 1776 (?) Prince George’s, Montgomery District of Columbia
Washington (new) 06 Sep 1776 Frederick none
Worcester (new) 22 Oct 1742 Somerset Wicomico 1867
Worcester (old) 22 Oct 1669 Patuxent none