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Jefferson County
Sign in to saveAlso known as Jefferson County, Idaho, Jefferson County, ID
county in Idaho, United States
Key facts
- Country
- United States
- State
- Idaho
- Founded
- February 18, 1913
- Named after
- Thomas Jefferson
- Seat
- Rigby
- Largest city
- Rigby
- Total
- 1,106 sq mi (2,860 km )
- Land
- 1,094 sq mi (2,830 km )
- Water
- 12 sq mi (31 km ) 1.1%
- Estimate 2025
- 35,297
- Density
- 28.24/sq mi (10.90/km )
- Time zone
- UTC−7 ( Mountain )
- Summer dst
- UTC−6 ( MDT )
- Congressional district
- 2nd
- Website
- www .jcgov .us
via Wikipedia infobox
Wikidata facts
- Named after
- Thomas Jefferson
- Country
- United States
- Located in
- Idaho
- Contains
- Rigby
- Capital
- Rigby
- Population
- 30891
- Area
- 2863
- Shares border with
- Fremont County
- Official website
- www.co.jefferson.id.us
- Image
- Entering Grant, Idaho.jpg
- Households
- 8825
Show 7 more facts
- Commons category
- Jefferson County, Idaho
- topic's main category
- Category:Jefferson County, Idaho
- inception
- 1913-02-18
- water as percent of area
- 1.1
- native label
- Jefferson County
- Digital Atlas of Idaho URL
- digitalatlas.cose.isu.edu/counties/jeffer/jeffer.htm
- per capita income
- 25639
Sources (10)
via Wikidata · CC0
~10 min read
Encyclopedic overview
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. 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 metropolitan area.
Geography
Excerpted from Wikipedia’s “Jefferson County” article, available under the CC BY-SA 4.0 licence.