Place:Jefferson, Idaho, United States

Watchers
NameJefferson
Alt namesJeffersonsource: Getty Vocabulary Program
TypeCounty
Coordinates44.033°N 112.617°W
Located inIdaho, United States     (1913 - )
See alsoFremont, Idaho, United StatesParent county (source: Source:Population of States and Counties of the United States: 1790-1990)
source: Getty Thesaurus of Geographic Names
source: Family History Library Catalog


the text in this section is copied from an article in Wikipedia

Jefferson County is a county located in the U.S. state of Idaho. As of the 2020 Census, the county's population was 30,891. In the 2010 census, the population was 26,140. The county seat and largest city is Rigby. The county was established in 1913 and named after Thomas Jefferson, the third U.S. President. Jefferson County is part of the Idaho Falls, ID Metropolitan Statistical Area.

Contents

Timeline

Date Event Source
1891 Court records recorded Source:Red Book: American State, County, and Town Sources
1901 Probate records recorded Source:Red Book: American State, County, and Town Sources
1913 County formed Source:Red Book: American State, County, and Town Sources
1913 Land records recorded Source:Red Book: American State, County, and Town Sources
1914 Marriage records recorded Source:Red Book: American State, County, and Town Sources
1920 First census Source:Population of States and Counties of the United States: 1790-1990
1920 No significant boundary changes after this year Source:Population of States and Counties of the United States: 1790-1990

Population History

source: Source:Population of States and Counties of the United States: 1790-1990
Census Year Population
1920 9,441
1930 9,171
1940 10,762
1950 10,495
1960 11,672
1970 11,619
1980 15,304
1990 16,543

Cemeteries

Cemeteries of Jefferson County, Idaho, United States

Research Tips

External links

www.co.jefferson.id.us/


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