Middlesex County, New Jersey Genealogy
- 1 Historical Facts
- 2 Resources
- 3 Repositories
- 4 Web Sites
- 5 Places
- 6 References
- 1675, original part of East Jersey
- 1 March 1683, created as a county from the Colonial lands. 
- 26 May 1688, part taken for Somerset County.
- 1710, some boundary changes
- 1714, part of Somerset County taken back
- 1790, some boundary changes with Somerset County
- 1822, water boundary established
- 22 February 1838, West Windsor and part of East Windsor twps. to Mercer County.
- 1844, part of Monroe twp. to Monmouth County
- 1844, part of Monroe twp. to Monmouth County and returned in 1845
- 1847, piece of Monroe twp. to Monmouth County
- 1850, part of Franklin twp. of Somerset County to North Brunswick twp.; water boundary clarified
- 1855, some changes to boundary with Somerset County and again in 1858
- 1860, part of Woodbridge twp. to Rahway, Union County
- 1871, boundary with Plainfield, Union County changed
- 1878, boundary at Kingston, Somerset County clarified
- 1892, water boundary further clarified
- 1939, land to Matawan, Monmouth County.
LDS Ward and Branch Records
- New Brunswick
Land and Property
Middlesex County Land Records Search website
Middlesex County land records are freely searchable online back to January 1950. Watermarked copies are free to print; printing clean copies is a paid service. Cookies must be enabled for the site to function properly and be sure to read the User Guide.
Early migration routes to and from Middlesex County, New Jersey Genealogy for settlers included:
- Raritan River a navigable river which rises in Morris County and flows through central New Jersey past Manville to New Brunswick where it meets the tide.
- King's Highway 1673 connected Boston, Massachusetts to Charleston, South Carolina and many coastal cities between including Philadelphia, New Brunswick, and New York City.
- Delaware and Raritan Canal 1834 connected New Brunswick, New Jersey on the Raritan River (and NY City) to Bordontown, New Jersey on the Delaware River and parts of Pennsylvania including Philadelphia.
- New Brunswick Daily Times 1871-1916 - digitized archive of the newspaper; freely available via the New Brunswick Public Library
- The South Amboy Citizen (1910-1943)
- The South Amboy Citizen (1944-2000)
The South Amboy Citizen offers online access from July 2, 1910, through December 29, 2000. Provided by the Sadie Pope Dowdell Library. (Note: There is no search capability for the South Amboy Citizen but you can use Google Advanced search http://www.google.com/advanced_search and enter "dowdell.org/citizen" into the bottom box labeled “Search within a site or domain” to search the paper.)
Obtaining Copies of County Probate Records
Copies of recorded probate records and the estate files can be obtained from the surrogate's offices for a fee. Addresses of surrogate's offices are found in:
- Eichholz, Alice, Editor. Ancestry's Red Book: American State, County, and Town Sources. Revised Edition. Salt Lake City, Utah: Ancestry, 1992. (Family History Library book 973 D27rb 1992.) Explains state-by-state history, vital records, census, background sources, periodicals, archives, libraries, societies, maps, land, probate, court, tax, cemetery, church, and military records. Includes county boundary map and table which shows when each county was created and the parent counties.
In addition, copies of the original wills, administrations, inventories, and guardianships sent to Trenton since 1901 can be ordered from:
- Clerk of the Superior Court
- Records Information Center
- P.O. Box 967
- Trenton, NJ 08625-0967
- Telephone: 609-292-4978
- Fax: 609-777-0094
- Internet: http://www.answers.com/topic/new-jersey-superior-court
Archives, Libraries, and Museums
Family History Centers
- USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
- Family History Library Catalog
- Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), 464. At various libraries (WorldCat); FHL Book 973 D27e 2002. Cite error: Invalid
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- Handybook, 847-61.