Cerro Gordo County, IowaEdit This Page

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

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Online Records

Cerro Gordo County, Iowa
Map of Iowa highlighting Cerro Gordo County
Location in the state of Iowa
Map of the U.S. highlighting Iowa
Location of Iowa in the U.S.
Founded January 15, 1851
County Seat Mason City
Address Cerro Gordo County Courthouse
220 North Washington Avenue
Mason City, Iowa 50401
Phone:(641) 421-3056
Cerro Gordo County Website


County Courthouse

Cerro Gordo County Courthouse
220 North Washington Avenue
Mason City, Iowa 50401

(641) 421-3056

Cerro Gordo County


Parent County

1851--Cerro Gordo County was created 15 January 1851 from unorganized territory. It was attached to Floyd County prior to organization 29 December 1855.  County seat:  Mason City [1]

Boundary Changes

For animated maps illustrating Iowa County boundary changes, "Rotating Formation Iowa County Boundary Maps" (1816-1872) may be viewed for free at the MapofUS.org website.

Record Loss

For a list of record loss in Iowa Counties see: Iowa Counties with Burned Courthouses


Town/city records in the FamilySearch Catalog

Populated Places


Unincorporated communities

  • Burchinal
  • Cameron
  • Cartersville
  • Emery
  • Freeman
  • Hurley
  • Portland

Neighboring Counties

Butler • Floyd • Franklin • Hancock • Mitchell • Winnebago • Worth • Wright

Cerro Gordo CountyFloyd CountyButler CountyGrundy CountyHardin CountyFranklin CountyHamilton CountyWebster CountyHumboldt CountyKossuth CountyWright CountyHancock CountyWinnebago CountyWorth CountyMitchell CountyHoward CountyChickasaw CountyBremer CountyBlack Hawk CountyFaribault CountyFreeborn CountyMower CountyFillmore CountyIACerro Gordo (1).JPG



1224 S Washington Ave
Mason City
Cerro Gordo County
Iowa USA
Postal Code: 50401
Phone: 641-421-3687

Memorial Park Cemetery - located outside of city limits

11495 265th St
Mason City, IA 50401

Clear Lake Cemetery

  located off of N 20th St and 7th Avenue N
  Clear Lake, IA

Cemetery records are kept by the Public Works Office, located just by the cemetery

  IOOF Cemetery
  1037 19th Street South West
  Mason City
  Cerro Gordo County
  Iowa USA
  Postal Code: 50401 Lincoln Township Cemetery:  (FHL book 973 V3g, Vol. 5, page 200; film 599835, item 2)


Iowa recorded not only the federal census but state census through out the years too. The state census contains very valuable genealogical information. Where the census information can be found, what years it was taken, mortality schedules, census substitutions and much more is discussed in the very informative Iowa Census article.


Most church records are held by individual churches. For contact information, check a phone directory, such as SearchBug or Dex Knows. Some denominations are gathering their records into a central repository. For more information about these major repositories, see Iowa Church Records.

  • Records of the St. Peter's Lutheran Church, Rockwell, in Evangelical Lutheran Church in America database at Archives.com ($).




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

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

Local Histories 

Local histories are available for Cerro Gordo County, Iowa. County histories may include biographies, church, school and government history, and military information. For more information about local histories, see the wiki page section Iowa Local Histories.

History of Cerro Gordo County, Iowa



Civil War

Regiments. Service men in Cerro Gordo County, Iowa 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 in Cerro Gordo County, Iowa:

- 2nd Regiment, Iowa Cavalry, Company I
- 2nd Regiment, Iowa Cavalry, Company I


Wikipedia has more about this subject: List of online newspaper archives

NewspaperArchive.com ($) has a large collection of digitized Iowa newspapers online. This database is sometimes free at libraries.

  • Mason City Globe Gazette. Mason City, IA, USA. Online at: Ancestry.com ($)


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.

The FamilySearch Catalog lists films of probate records. To find the records for this county, use the Place Search for Iowa - Cerro Gordo - Probate records.


Iowa tax records complement land records and can be used to supplement the years between censuses. Tax lists were usually made every year, however, there may be gaps of several years. For more information, see the wiki page Iowa Taxation.

Vital Records

Vital Records consist of births, adoptions, marriages, divorces, and deaths recorded on registers, certificates, and documents. A copy or an extract of most original records can be purchased from the Iowa Department of Public Health or the County Clerk's office of the county where the event occurred. See also How to order Iowa Vital Records or order electronically online..

Societies and Libraries

See also a List of Iowa Archives, Libraries, Publications, Historical & Genealogical Societies

Family History Centers