Dallas County, Iowa — Information Updated: May 17, 2010
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Formed from: portions of Polk County, 13-Jan-1846. Established: 15-Jan-1851 |
County Seat: Adel, Iowa
County history
- Dallas County is named in honor of George Mifflin Dallas (July 10, 1792 - December 31, 1864) was a U.S. Senator from Pennsylvania and the 11th Vice President of the United States, serving under James K. Polk.
|  Dallas Courthouse
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GHLL Dallas County Package:
- American History & Genealogy Project (None found online at the time of this update.)
- Cemetery Listings - may include photos, records, name lists, etc..
- Cities/Towns/Townships - compiled by Wikipedia
- Genealogy Forum - Dallas County, IA Genealogy Forum (Genealogy.com)
Dallas County Genealogical Society  P.O. Box 264 Dallas Center, IA 50063-0264
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- US/IAGenWeb site - Dallas County Archives
- US/IAGenWeb - Dallas County Genealogy & History
- Vital Records - Dallas County Recorder, P.O. Box 38, Adel, IA 50003-0038.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
Additional Local History/Genealogy:
Census Information:
1860 Census (T) - Federal Census, Dallas County, Boone Township (Text: 1 page).
1900 Census (T) - Federal Census, Dallas County, ED-20 (Text: 1 folder / 4 pages).
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Davis County, Iowa — Information Updated: Jul 1, 2010
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Formed from: portions of Van Buren County. Established: 17-Feb-1843 |
County Seat: Bloomfield, Iowa
County history
- Davis County is named in honor of Garrett Davis (September 10, 1801 - September 22, 1872) was a U.S. Senator and Representative from Kentucky.
|  Davis Courthouse
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- Davis County - American History & Genealogy Project (None found online at the time of this update.)
- Davis County - Cities/Towns/Townships: From Wikipedia
- Davis County - Genealogical/Historical Society (Davis County Genealogical Society / Bloomfield, IA)

- Davis County - US/IAGenWeb site: (Archives)
- Davis County - US/IAGenWeb site: Genealogy & History
- Davis County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Davis County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Davis County Recorder, 100 Courthouse Square, Suite 7, Bloomfield, IA 52537-1600.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Decatur County, Iowa — Information Updated: Apr 5, 2013
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Formed from: portions of Appanoose County. Established: 13-Jan-1846 |
County Seat: Leon, Iowa
County history
- Decatur County is named in honor of Commodore Stephen Decatur, Jr. (5 January 1779 22 March 1820) was an American naval officer notable for his heroism in the Barbary Wars and in the War of 1812. He was the youngest man to reach the rank of captain in the history of the United States Navy, and the first American celebrated as a national military hero who had not played a role in the American Revolution.
|  Decatur Courthouse
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GHLL Decatur County Package:
- American History & Genealogy Project; Decatur County AHGP and / or ALHN (Not found online at this update.)
- Cemetery Listings - may include photos, records, name lists, etc..
- Cities/Towns/Townships - compiled by Wikipedia
- Genealogy Forum - Decatur County, IA Genealogy Forum (Genealogy.com)
Decatur County Genealogical Society  Lamoni Public Library Lamoni, IA 50140
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Decatur County Historical Society  100 North Main Street Leon, IA 50144
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- US/IAGenWeb site - Decatur County Archives
- US/IAGenWeb - Decatur County Genealogy & History
- Vital Records - Decatur County Clerk, 207 North Main Street, Leon, IA 50144-1647.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
Additional Local History/Genealogy:
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Dubuque County, Iowa — Information Updated: July 2, 2010
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Formed from: portions of Michigan and Wisconsin Territories. Established: 06-Sep-1834 |
County Seat: Dubuque, Iowa
County history
- Dubuque County is named in honor of Julien Dubuque (January 1762 - March 24, 1810), a French Canadian from the area of Champlain, Quebec who arrived near what now is known as Dubuque, Iowa. Julien Dubuque is remembered as the first European to settle in what would become the state of Iowa. He is remembered as a friend of the Native Americans in the area and a champion of their cause.
|  Dubuque Courthouse
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Fayette County, Iowa — Information Updated: Aug 7, 2010
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Formed from: portions of Clayton County and Wisconsin Territory. Established: 21-Dec-1837 |
County Seat: West Union, Iowa
County history
- Fayette County is named in honor of Marquis de Lafayette (1757 1834), Frenchman who helped the American Colonies in the Revolutionary War.
|  Fayette Courthouse
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- Fayette County - American History & Genealogy Project (None found online at the time of this update.)
- Fayette County - Cities/Towns/Townships: From Wikipedia
- Fayette County - Genealogical/Historical Society (Fayette County Historical Society / West Union, IA)

- Fayette County - US/IAGenWeb site: (Archives)
- Fayette County - US/IAGenWeb site: Genealogy & History
- Fayette County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Fayette County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Fayette County Clerk-Recorder, 114 North Vine Street, P.O. Box 226, West Union, IA 52175.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
- Society/Museum/Assn - (Oelwein Area Historical Society / Oelwein, IA)

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Floyd County, Iowa — Information Updated: Feb 19, 2009
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Formed from: portions of Louisiana Purchase lands in 1851. Established: xx-xxx-1854 |
County Seat: Charles City, Iowa
County history
- Floyd County is named in honor of Sgt. Charles Floyd of the Lewis and Clark Expedition, who died in 1804 near what is now Sioux City, Iowa, and who was the only member thereof, to die on the Expedition.
|  Floyd Courthouse
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- Floyd County - American History & Genealogy Project (None found online at the time of this update.)
- Floyd County - Cities/Towns/Townships: From Wikipedia
- Floyd County - Genealogical/Historical Society (Floyd County Historical Society & Museum / Charles City, IA)

- Floyd County - US/IAGenWeb site: (Archives)
- Floyd County - US/IAGenWeb site: Genealogy & History
- Floyd County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Floyd County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Floyd County Recorder, 101 S. Main St., Charles City, IA 50616-2756.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Franklin County, Iowa — Information Updated: May 17, 2010
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Formed from: portions of Chickasaw County, 15-Jan-1851. Established: 05-Aug-1855 |
County Seat: Hampton, Iowa
County history
- Franklin County is named in honor of Benjamin Franklin (January 17, 1706 - April 17, 1790), one of the Founding Fathers of the United States. A noted polymath, Franklin was a leading author and printer, satirist, political theorist, politician, scientist, inventor, civic activist, statesman, soldier, and diplomat.
|  Franklin Courthouse
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- Franklin County - American History & Genealogy Project (None found online at the time of this update.)
- Franklin County - Cities/Towns/Townships: From Wikipedia
- Franklin County - Genealogical/Historical Society (None found online at the time of this update.)
Franklin County Historical Society  P.O. Box 114 Hampton, IA 50441
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- Franklin County - US/IAGenWeb site: (Archives)
- Franklin County - US/IAGenWeb site: Genealogy & History
- Franklin County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Franklin County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Franklin County Clerk, 12 First Avenue, NW, IA 50441-0026.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Greene County, Iowa — Information Updated: Aug 17, 2009
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Formed from: portions of "Louisiana Purchase" lands in May, 1833. Established: 15-Jan-1851 |
County Seat: Jefferson, Iowa
County history
- Greene County is named in honor of General Nathanael Greene, a hero in the Revolutionary War. The first courthouse was built in 1856 from wood. Previously court was held in a log cabin southeast of Jefferson. The second courthouse, of red brick, was built in 1870. The structure used today was built in 1917.
|  Greene Courthouse
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- Greene County - American History & Genealogy Project (None found online at the time of this update.)
- Greene County - Cities/Towns/Townships: From Wikipedia
- Greene County - Genealogical/Historical Society (Greene County Genealogical Society / Jefferson, IA)

- Greene County - US/IAGenWeb site: (Archives)
- Greene County - US/IAGenWeb site: Genealogy & History
- Greene County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Greene County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Greene County Recorder, 114 N. Chestnut Street, Jefferson, IA 50129.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Guthrie County, Iowa — Information Updated: Apr 27, 2009
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Formed from: portions of Jackson County Established: 15-Jan-1851 |
County Seat: Guthrie Center, Iowa
County history
- Guthrie County was named by Theophilus Bryan, sheriff and later county judge of the county. He named it in honor of his friend Captain Edwin B. Guthrie, a commanding officer of a company of Iowa volunteers who died in the Mexican War.
|  Guthrie Courthouse
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- Guthrie County - American History & Genealogy Project (None found online at the time of this update.)
- Guthrie County - Cities/Towns/Townships: From Wikipedia
- Guthrie County - Genealogical/Historical Society (Guthrie County Genealogical Society / Panora, IA)

- Guthrie County - US/IAGenWeb site: (Archives)
- Guthrie County - US/IAGenWeb site: Genealogy & History
- Guthrie County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Guthrie County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Guthrie County Recorder, 200 N. 5th St., Guthrie Center, IA 50115-1331.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Hamilton County, Iowa — Information Updated: May 17, 2010
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Formed from: portions of Webster County. Established: 22-Dec-1856 |
County Seat: Webster City, Iowa
County history
- Hamilton County is named in honor of William W. Hamilton, President of the Iowa Senate (1856 1857).
|  Hamilton Courthouse
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- Hamilton County - American History & Genealogy Project (None found online at the time of this update.)
- Hamilton County - Cities/Towns/Townships: From Wikipedia
- Hamilton County - Genealogical/Historical Society (None found online at the time of this update.)
- Hamilton County - US/IAGenWeb site: (Archives)
- Hamilton County - US/IAGenWeb site: Genealogy & History
- Hamilton County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Hamilton County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Hamilton County Clerk, County Courthouse, Webster City, IA 50595.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
Census Information:
- 1900 Census (T) - Federal Census, Hamilton County, ED-109 (Text: 3 pages).
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Hancock County, Iowa — Information Updated: Feb 19, 2009
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Formed from: portions of Fayette County. Established: 15-Jan-1851 |
County Seat: Garner, Iowa
County history
- Hancock County is named in honor of John Hancock, a signer of the Declaration of Independence.
|  Hancock Courthouse
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- Hancock County - American History & Genealogy Project (None found online at the time of this update.)
- Hancock County - Cities/Towns/Townships: From Wikipedia
- Hancock County - Genealogical/Historical Society (Hancock County Genealogy Society / Klemme, IA)

- Hancock County - US/IAGenWeb site: (Archives)
- Hancock County - US/IAGenWeb site: Genealogy & History
- Hancock County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Hancock County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Hancock County Clerk, 855 State Street, Garner, IA 50438-1645.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Harrison County, Iowa — Information Updated: Apr 24, 2012
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Formed from: portions of Pottawattamie County. Established: 15-Jan-1851 |
County Seat: Logan, Iowa
County history
- Harrison County is named in honor of William Henry Harrison (February 9, 1773 - April 4, 1841), the ninth President of the United States, an American military officer and politician, and the first president to die in office. The oldest president elected until Ronald Reagan in 1980, and last President to be born before the United States Declaration of Independence, Harrison died on his thirty-second day in office of complications from a cold, the shortest tenure in United States presidential history. His death sparked a brief constitutional crisis, but that crisis ultimately resolved many questions about presidential succession left unanswered by the Constitution until passage of the 25th Amendment.
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 Harrison Courthouse
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GHLL Harrison County Package:
- American History & Genealogy Project - Harrison County AHGP
- Cemetery Listings - may include photos, records, name lists, etc..
- Cities/Towns/Townships - compiled by Wikipedia
- Genealogy Forum - Harrison County, IA Genealogy Forum (Genealogy.com)
- Society/Museum/Assn - (Harrison County Genealogical Society / Woodbine, IA)

Harrison County Historical Society  119 West Fourth Street Logan, IA 51546
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- US/IAGenWeb site - Harrison County Archives
- US/IAGenWeb - Harrison County Genealogy & History
- Vital Records - Harrison County Recorder, 111 North 2nd Avenue, Logan, IA 51546.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
Additional Local History/Genealogy:
Census Information:
1880 Census (T) - Federal Census, Harrison County, ED-80 (Text: 6 pages).
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Henry County, Iowa — Information Updated: Jul 3, 2010
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Formed from: portions of Wisconsin Territory. Established: 07-Dec-1836 |
County Seat: Mount Pleasant, Iowa
County history
- Henry County is named in honor (according to most sources) Henry County was named for Henry Dodge (1782-1867), who served in the Black Hawk War and other Indian wars and as governor of Wisconsin Territory (1836-1841); others credit the county s name to General James Dougherty Henry (1797-1834), a hero of the Black Hawk War."
|  Henry Courthouse
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- Henry County - American History & Genealogy Project (None found online at the time of this update.)
- Henry County - Cities/Towns/Townships: From Wikipedia
- Henry County - Genealogical/Historical Society (None found online at the time of this update.)
- Henry County - US/IAGenWeb site: (Archives)
- Henry County - US/IAGenWeb site: Genealogy & History
- Henry County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Henry County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Henry County Clerk, County Court House, 100 East Washington Street, Suite 201,
P.O. Box 106, Mount Pleasant, IA. Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
Census Information:
- 1900 Census (T) - Federal Census, Henry County, ED-34 (Text: 3 pages).
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Howard County, Iowa — Information Updated: Feb 19, 2009
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Formed from: portions of Fayette and Chickasaw Counties. Established: xx-xxx-1855 |
County Seat: Cresco, Iowa
County history
- Howard County is named in honor of General Tilghman Ashurst Howard, a Representative of Iowa.
|  Howard Courthouse
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- Howard County - American History & Genealogy Project (None found online at the time of this update.)
- Howard County - Cities/Towns/Townships: From Wikipedia
- Howard County - Genealogical/Historical Society (Howard-Winneshiek County Genealogy Society / Cresco, IA)

- Howard County - US/IAGenWeb site: (Archives)
- Howard County - US/IAGenWeb site: Genealogy & History
- Howard County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Howard County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Howard County Clerk, 218 N. Elm St., Cresco, IA 52136-1522.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Humboldt County, Iowa — Information Updated: Jul 3, 2010
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Formed from: portions of Webster County. Established: 26-Feb-1857 |
County Seat: Dakota City, Iowa
County history
- Humboldt County is named in honor of Friedrich Wilhelm Heinrich Alexander Freiherr von Humboldt (September 14, 1769 May 6, 1859), a German naturalist and explorer
|  Humboldt Courthouse
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- Humboldt County - American History & Genealogy Project (None found online at the time of this update.)
- Humboldt County - Cities/Towns/Townships: From Wikipedia
- Humboldt County - Genealogical/Historical Society (None found online at the time of this update.)
Humboldt County Historical Society & Museum  905 1st Ave N, P.O. Box162 Dakota City, IA 50548
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- Humboldt County - US/IAGenWeb site: (Archives)
- Humboldt County - US/IAGenWeb site: Genealogy & History
- Humboldt County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Humboldt County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Humboldt County Recorder, County Courthouse, 203 Main Street, Dakota City, IA 50529.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
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Iowa County, Iowa — Information Updated: Feb 19, 2009
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Formed from: portions of American Indian lands on 01-May-1843. Established: xx-xxx-1844 |
County Seat: Marengo, Iowa
County history
- Iowa County is named for the Iowa River, from an Indian word meaning "this is the place" or "the Beautiful Land".
|  Iowa Courthouse
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- Iowa County - American History & Genealogy Project (None found online at the time of this update.)
- Iowa County - Cities/Towns/Townships: From Wikipedia
- Iowa County - Genealogical/Historical Society (None found online at the time of this update.)
Iowa County Genealogical Society  628 East Grand Avenue Des Moines, Iowa 50309-1924
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- Iowa County - US/IAGenWeb site: (Archives)
- Iowa County - US/IAGenWeb site: Genealogy & History
- Iowa County - Genealogy Forum (Genealogy.com)
Additional Local History/Genealogy:
- Iowa County Cemeteries - Listings (county & cemetery); may include photos, records, name lists, etc..
- Vital Records - Iowa County Clerk, Court Avenue, Marengo, IA 52301.
Note: Iowa prefers you get all Vital Records from the State Office in Des Moines and NOT at the County Clerk's office.
Census Information:
- 1850 Census (I) (T) - List 1: Monnges Twp. (pgs 1-8), Green Twp. (pgs 9-13), English River Twp. (pgs 14-17),
Brush River Twp. (pgs 18-20), Marengo Twp. (pgs 21-22)
List 2: Monnges Twp (pgs 539-546), Green Twp (pgs 547-551) and English River Twp (pgs 552-553)
List 3: Monnges Twp (pgs 539-546), Green Twp (pgs 554-555), Brush River Twp (pgs 556-558), Monnges Twp (pgs 559, and 560)
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