Fremont County, Idaho Genealogy
Fremont County Courthouse
151 West 1st North
St. Anthony, Idaho
208-624-7332 • Fax: 208-624-7335
18 February 1913 -- Jefferson County created from part of Fremont County
18 February 1913 -- Madison County created from part of Fremont County
26 January 1915 -- Teton County created from parts of Bingham, Fremont, and Madison Counties
1 February 1919 -- Clark County created from part of Fremont County
Many of the older court, land, naturalization, probate, pension, and vital records for Fremont County have been microfilmed and are available at the Family History Library in Salt Lake City and through their family history centers. Be sure to use their on-line catalog for details. They are also available at the Idaho State Archives in Boise and at BYU-Idaho's McKay Library in Rexburg. Original records which have been microfilmed and more recent records are in the county courthouse in St. Anthony. Portions of some record series have been transferred to the Idaho State Archives in Boise.
There are many cemeteries in Fremont County. For a list of those that have been identified, and links to transcriptions and/or photographs of tombstones, go to Fremont County, Idaho Cemetery Records.
For the cemeteries in or immediately adjacent to the cities, please see the city pages for the cities listed above.
For a summary of census records for the state of Idaho, see Idaho Census Records.
A school census from 1904 to 1956 is located in the Clerk's Office at the county courthouse. It includes a list of children, ages and name of parents. Contact the County Clerk for details.
The Church of Jesus Christ of Latter-Day Saints (Mormons)
The following are local congregations (wards) of The Church of Jesus Christ of Latter-Day Saints which existed in Fremont County, Idaho prior to 1950. Many of the records of these church units are in the Historical Library in Salt Lake City. Many of the membership records covering these units from the date of their creation to about 1948 have been microfilmed and are available at the Family History Library in Salt Lake City. An entire set of the local LDS membership records are also available at BYU-Idaho Library and the Idaho Falls Regional Family History Center.
County Commissioners' Records
The minute books of the County Commissioners contain interesting tidbits of history about the county as well as the names of individuals appealing to the County Commissioners for action on issues of concern to them. Minutes of those meetings were recorded from the formation of the county, for most counties. Some counties now post the minutes of current meetings online.
Most of these records have been preserved in the county courthouses of the State of Idaho. Few have been microfilmed. Contact the county clerk for information about years covered and availability.
The deeds from 1893 to 1934 have been microfilmed by the Family History Library. Note: some of the first volumes contain transcripts from Bingham County deed books for land located in Fremont County (as it was in 1894).
The volumes in this very large series are found in the Clerk's Office. The series has not been microfilmed by the Family History Library.
This series has been microfilmed and consists of three volumes. They date from 1888-1957. Note: some of the first volume contain transcripts from Bingham County record books for land located in Fremont County. Additional homestead documents including affidavits, abandonment, citizenship, etc. sometimes may be found in the Miscellaneous Series.
This group of documents have been microfilmed from 1889-1948.
The volumes for this series of records are found in the Clerk's Office. They cover 1894-1919. There are many references to water and water rights in the Miscellaneous Series.
These volumes are also in the Clerk's Office and cover 1878-1923. Annual assessment statements and other mining documents may be found in the Miscellaneous Series.
One volume only, 1886-1900.
- An 1895 map of Fremont and surrounding counties is available online.
- A digital Fremont County Idaho map is available online.
- Map of Fremont County, Idaho is available online.
World War I draft registration cards, 1917-1918 for Fremont County have been microfilmed. Copies of these records are available at the Family History Library (their microfilm numbers 1452214 and 1452215) and are also available online at Ancestry.com, for a subscription fee. The original cards are maintained in the Southeast Regional Archives of the National Archives and Records Administration (NARA) in East Point, Georgia and have been microfilmed by the National Archives as their Microcopy M1509.
Copies of soldier's discharge papers from 1918-1955 are located in the Fremont County Courthouse and have been microfilmed by the Family History Library in Salt Lake City, Utah. When using the originals at the courthouse, be aware the pre-1943 documents are found in the Miscellaneous Records series, vol. F-I. After 1943, they are in a separate series by themselves. There maybe use restrictions on the more recent volumes as social security information may be included in the individual soldier's papers.
Often overlooked by the genealogist, this group of volumes may contain affidavits for citizenship, final disposition of estates, divorce decrees, and many other types of valuable documents. The content varies from county to county, year to year and from clerk to clerk. When the estate case files, civil or criminal files are not available or have been destroyed, you may find key documents recorded here. Most counties will have an index to this series and it is a must search if the information you are seeking is not found elsewhere.
This series has been microfilmed from 1892-1934 by the Family History Library.
The original estate case files can be used by consulting with the County Clerk's Office. The probate registers [indexes] from 1911-1960, are in the clerk's office. The clerk of the District Court have the post-1960, probate register series. Their office is on the 3rd floor of the courthouse.
The Family History Library in Salt Lake City has filmed probate proceedings (1893-1907) and Wills (1889-1961), which can be viewed in the Library in Salt Lake City, Utah or in any of it's Family History Centers. The McKay Library at BYU-Idaho also has copies of most of the microfilm, .
The Birth Registers for Fremont County, 1907-1911 have been microfilmed and are available at the Idaho State Archives in Boise and at the Family History Library in Salt Lake City. Birth records, 1911 to present, for individuals born in Fremont County are included in and recorded at the state level. These records are restricted for a period of one hundred years from the time of the individual's birth but can be obtained by following the guidelines as issued by the State of Idaho. See the Vital Records section under the subject Idaho for more details.
All of the early marriage records for Fremont County have been microfilmed and are available at the Idaho State Archives in Boise, the Family History Library in Salt Lake City, Utah and the BYU-Idaho Library in Rexburg. Included are:
•Marriage Records Books, 1893-1948 •Index to Marriage Records, •Marriage Register, 1907-1956.
Some Idaho Marriage Records (1878-1898, 1903-1942) are online and there are 111 Fremont County marriages among them.
Marriages from other sources. Over 4,900 marriages for Fremont County residents from 1893-1956, are available on the Western States Marriage Index
The Death Register for Fremont County, 1907-1911, has been microfilmed and is available at the Idaho State Archives in Boise and at the Family History Library in Salt Lake City. After 1911, deaths occurring in Fremont County are included in the state-wide registration program. These records are restricted for a period of fifty years from the time of the individual's death but can be obtained by following the guidelines as mandated by the State of Idaho. See the Vital Records section under Idaho for details.
Copies of death certificates from 1911-1954 are on microfilm and can be used at the Idaho State Archives in Boise, the Family History Library in Salt Lake City, Utah, BYU-Idaho University Library in Rexburg and several other locations.
A state-wide index to Idaho Deaths, 1911-1956 is available online. Efforts to expand this index to 1960 are underway. Another version is Idaho Death Index 1911-1956
Deaths from other sources
A significant source of death and related information for eastern Idaho families can be found at the following website Eastern Idaho Death Index.
Societies and Libraries
Many public libraries provide internet access to sites of value to the family historian. Some have special collections of historical and cultural interest, as well. The following libraries may have some resources of value, but use of some or all of them may require a visit to the library.
- Fremont County District Library
Ashton, ID 83420
Phone: (208) 652-7280
- The Fremont County Idaho GenWeb Project, a member of The IDGenWeb Project, an affiliate of The USGenWeb Project
- Family History Library Catalog
- The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).
- Idaho State Historical Society Reference Series, Number 10, Counties and County Seats, Reissued July, 1991.