Dubuque County, Iowa Genealogy

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Guide to Dubuque County, Iowa ancestry, genealogy and family history, birth records, marriage records, death records, census records, family history, and military records.

County Facts
County seat: Dubuque
Organized: October 1, 1834[1]
Parent County(s): Non-county area[2]
Neighboring Counties
Clayton  • Delaware  • Jackson  • Jones  • Jo Daviess (IL)  • Grant (WI)
See County Maps
Iowa, Dubuque County Courthouse.png
Location Map
Iowa Dubuque Map.png

County Information[edit | edit source]

Description[edit | edit source]

Dubuque County was named for Julien Dubuque and is located in northeastern Iowa.[3]

County Courthouse[edit | edit source]

Dubuque County Courthouse
720 Central Avenue
Dubuque, IA 52001
Phone: 319-589-4418
Dubuque County Website

Dubuque County, Iowa Record Dates[edit | edit source]

Information for this chart was taken from various sources, often containing conflicting dates. This information should be taken as a guide and should be verified by contacting the county and/or the state government agency.

Known Beginning Dates for Major County Records[4]
Birth* Marriage Death* Court Land Probate Census
1880 1840 1880 1836 1836 1835 1847
* Statewide registration started for births in July 1880 and for deaths January 1891. General compliance by 1924.

Record Loss[edit | edit source]

There is no known history of courthouse disasters in this county.

Boundary Changes[edit | edit source]

Populated Places[edit | edit source]

For a complete list of populated places, including small neighborhoods and suburbs, visit HomeTown Locator. The following are the most historically and genealogically relevant populated places in this county:[7]

Unincorporated communities
  • Jefferson
  • Liberty
  • Mosalem
  • New Wine
  • Peru
  • Prairie Creek
  • Table Mound
  • Taylor
  • Vernon
  • Washington
  • Whitewater

History Timeline[edit | edit source]

Resources[edit | edit source]

Bible Records[edit | edit source]

Listed below are resources for Bible records specific to Dubuque County. To find more resources, go to the Iowa Bible Records page.

Biographies[edit | edit source]

  • The History of Dubuque County, Iowa Containing a History of the County, its Cities, Towns, Biographical Sketches of Citizens...Portraits of Early Settlers and Prominent Men. 1880. Chicago, IL: Western Historical Co. Online at: FamilySearch Digital Library; Hathitrust — index and images.
  • Portrait and biographical record of Dubuque, Jones and Clayton Counties, Iowa containing biographical sketches of prominent and Representative citizens of the counties... 1894. Chicago, IL: Chapman Publishing Company. Online at: FamilySearch Digital Library; Hathitrust — index and images; Ancestry — index and images ($)

Business, Commerce, and Occupations[edit | edit source]

Cemeteries[edit | edit source]

Cemeteries of Dubuque County, Iowa online and in print
Tombstone Transcriptions Online
Tombstone Transcriptions in Print (Often more complete)
List of Cemeteries in the County
See Iowa Cemeteries for more information.


Census Records[edit | edit source]

Iowa recorded not only federal, but state censuses for several in-between years as well. For more information, see the very informative Iowa Census article.

Historical populations
Census Pop.
1840 3,059
1850 10,841 254.4%
1860 31,164 187.5%
1870 38,969 25.0%
1880 42,996 10.3%
1890 49,848 15.9%
1900 56,403 13.1%
1910 57,450 1.9%
1920 58,262 1.4%
1930 61,214 5.1%
1940 63,768 4.2%
1950 71,337 11.9%
1960 80,048 12.2%
1970 90,609 13.2%
1980 93,745 3.5%
1990 86,403 −7.8%
2000 89,143 3.2%
2010 93,653 5.1%
Source: "Wikipedia.org".

State Census

Church Records[edit | edit source]

Most church records are held by individual churches. Some denominations are gathering their records into a central repository. For more information about these major repositories, see Iowa Church Records.


Court Records[edit | edit source]

Directories[edit | edit source]

Emigration and Immigration[edit | edit source]

Ethnic, Political, and Religious Groups[edit | edit source]

Funeral Homes[edit | edit source]

Genealogies[edit | edit source]

Guardianship[edit | edit source]

Land and Property Records[edit | edit source]

Land and property records can place an ancestor in a particular location, provide economic information, and reveal family relationships. They include: deeds, abstracts and indexes, mortgages, leases, grants and land patents.

See Iowa Land and Property for information about early Iowa land grants. After land was transferred to private ownership, transactions were usually recorded and housed at the county courthouse.

Online Land Indexes and Records

Local Histories[edit | edit source]

Local histories are available for Dubuque County, which may include biographies, church, school and government history, and military information. For more information about local histories, see Iowa Local Histories.

  • Antique Dubuque, 1673-1833. 1930. M.M. Hoffman. Dubuque, IA: Telegraph-Herald Express. Ancestry Index and Images ($)
  • Brief Early History of Iowa and Dubuque County. 1910. Dubuque County Early Settlers' Association. Dubuque, IA: Times-Journal. Online at: FamilySearch Digital Library.
  • The History of Dubuque County, Iowa containing a history of the county, its cities, towns, biographical sketches of citizens...Portraits of early settlers and prominent men, history of the northwest, history of Iowa, map of Dubuque County, constitution of the United States, miscellaneous matters,. 1880. Chicago, IL: Western Historical Co. Online at: FamilySearch Digital Library.
  • History of Dubuque County, Iowa; being a general survey of Dubuque County history, including a history of the city of Dubuque and special account of districts throughout the county, from the earliest settlement to the present time. 1889. Weston Arthur Goodspeed & Kenneth Cornell Goodspeed. Chicago, IL: Goodspeed Historical Association. Online at: FamilySearch Digital Library; Internet Archive; Hathitrust — index and images.
  • Iowa Writters Program of the Work Project Administration in the State of Iowa. Dubuque Dounty History, Iowa. 1942. Online at: Ancestry.com ($).

Maps and Gazetteers[edit | edit source]

County and state maps, historical and more current, are valuable research tools. For online maps and collections in libraries and societies, see Iowa Maps. Historical maps may be especially useful.

Clayton CountyDelaware CountyJones CountyJackson CountyGrant CountyJo Daviess County250
Click a neighboring county
for more resources

Migration[edit | edit source]

Military Records[edit | edit source]

Multiple Wars

Civil War

Civil War service men in Dubuque County served in various regiments. Men often joined a company (within a regiment) that originated in their county. Listed below are companies that were specifically formed here:

- 1st Regiment, Iowa Cavalry, Company G
- 1st Regiment, Iowa Infantry (3 months, 1861), Companies H and I
- 3rd Regiment, Iowa Infantry, Company A
- 4th Regiment, Iowa Cavalry, Company B
- 6th Regiment, Iowa Cavalry, Companies B and M
- 9th Regiment, Iowa Infantry, Company C
- 16th Regiment, Iowa Infantry, Companies G and H
- 20th Regiment, Iowa Infantry, Companies C, E, F and I
- 44th Regiment, Iowa Infantry (100 days, 1864), Company A
- 46th Regiment, Iowa Infantry (100 days, 1864), Company A
- Engineer Regiment of the West, Missouri Volunteers (Union), Company F

Naturalization and Citizenship[edit | edit source]

Please see the Iowa Naturalization and Citizenship page for state-wide information.

Online Naturalization Indexes and Records

Newspapers[edit | edit source]

Obituaries[edit | edit source]

Other Records[edit | edit source]

Periodicals[edit | edit source]

Probate Records[edit | edit source]

In most counties in Iowa, probate records have been kept by the county judge. They include wills, fee books, claim registers, legacy records, inheritance records, probate ticklers, and dockets. The records are available at the county courthouse.

Online Probate Indexes and Records

School Records[edit | edit source]

Social Security Records[edit | edit source]

Tax Records[edit | edit source]

Iowa tax records complement land records and can supplement the years between censuses. Iowa's unique Old Age Assistance tax gives names, addresses and birth years. There may be gaps of several years. For more information, see the wiki page Iowa Taxation.

Online Tax Indexes and Records

Vital Records[edit | edit source]

Vital Records consist of births, marriages, divorces, and deaths recorded by civil officials on registers, certificates, and other documents. Copies or extracts may be purchased from the Iowa Department of Public Health or the County Clerk's office. See also Iowa Vital Records.

Birth[edit | edit source]

Marriage[edit | edit source]

Death[edit | edit source]

Divorce[edit | edit source]

Research Facilities[edit | edit source]

Archives[edit | edit source]

Listed below are archives in Dubuque County. For state-wide library facilities, see Iowa Archives and Libraries.

Family History Centers[edit | edit source]

Family History Center and Affiliate Library Locator map - search for local Family History Centers or Affiliate Libraries

  • Family History Centers provide one-on-one assistance, free access to center-only databases, and to premium genealogical websites.
  • FamilySearch Affiliate Libraries have access to most center-only databases, but may not always have full services normally provided by a family history center.

Local Centers and Affiliate Libraries

Libraries[edit | edit source]

Listed below are libraries in Dubuque County. For state-wide library facilities, see Iowa Archives and Libraries.

Carnegie-Stout Public Library
360 W 11th Street
Dubuque, IA 52001
E-mail: cspl@dubuque.lib.ia.us

Dubuque County Library District Branches
5290 Grand Meadow Drive
Asbury, IA 52002
E-mail: library@dubcolib.org

Museums[edit | edit source]

National Mississippi River Museum & Aquarium
350 E 3rd Street
Port of Dubuque, IA 52001
563-557-9545; 800-226-3369
Email: info@rivermuseum.com

The Mathias Ham Historic Site
2241 Lincoln Avenue
Dubuque, IA 52001

Societies[edit | edit source]

Listed below are societies in Dubuque County. For state-wide genealogical societies, see Iowa Societies.

Dubuque County Historical Society
350 East 3rd Street
Port of Dubuque, IA 52001
Email: info@rivermuseum.com

Websites[edit | edit source]

  • Dubuque County at Cyndi's List - a comprehensive, categorized & cross-referenced list of links that point you to genealogical research sites online
  • Dubuque County at Genealogy Trails - volunteer transcriptions of genealogical and historical data
  • Dubuque County at Iowa USGenWeb - free online resources for genealogical research
  • Dubuque County at Iowa USGenWeb Archives - free online data for genealogical research
  • State Historical Society of Iowa — select from research collection topics
  • State Library of Iowa — electronic depository of documents intended for the general public produced by Iowa agencies
  • The Iowa Heritage Digital Collection — digital images from a variety of Iowa cultural institutions
  • FamilySearch Catalog – The FamilySearch catalog contains descriptions and access information for all genealogical materials (including books, online materials, microfilm, microfiche, and publications) in their collection.  Use Historical Records to search for specific individuals in genealogical records.

Research Guides[edit | edit source]

References[edit | edit source]

  1. Iowa Historical Boundary Changes - list of all boundary changes by county provided by Newberry Library; accessed on 11 April 2021.
  2. Iowa Historical Boundary Changes - list of all boundary changes by county provided by Newberry Library; accessed on 11 April 2021.
  3. Wikipedia contributors, "Dubuque, Iowa," in Wikipedia: the Free Encyclopedia, "https://en.wikipedia.org/wiki/Dubuque_County,_Iowa.
  4. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Iowa.At various libraries (WorldCat); FHL Book 973 D27e 2002.
  5. Iowa Historical Boundary Changes - list of all boundary changes by county provided by Newberry Library; accessed on 11 April 2021.
  6. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Iowa.At various libraries (WorldCat); FHL Book 973 D27e 2002.
  7. Wikipedia contributors, "Dubuque County, Iowa," in Wikipedia: the Free Encyclopedia, https://en.wikipedia.org/wiki/Dubuque_County,_Iowa#Communities, accessed 4 September 2019.