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Idaho

44 counties and 234 townships, towns, villages and census designated places have a page.

  • Census data · ACS 2019-2023
  • 811 public schools
Browse countiesFind my townSponsor Idaho
  • 2,001,619 (2024 estimate)Population
  • 44Counties
  • 234Towns with a page
  • 811Public schools
  • $74,636Median household income
  • $376,000Median home value

All 44 countiesA to Z

Counties in Idaho
CountyPlaces with a pageLand area
Ada County81,052.3 sq mi
Adams County21,362.8 sq mi
Bannock County91,112.5 sq mi
Bear Lake County6975.7 sq mi
Benewah County6776.9 sq mi
Bingham County92,093.7 sq mi
Blaine County62,637.7 sq mi
Boise County81,899.4 sq mi
Bonner County121,733.2 sq mi
Bonneville County71,866.0 sq mi
Boundary County21,268.7 sq mi
Butte County32,236.5 sq mi
Camas County11,074.2 sq mi
Canyon County8587.0 sq mi
Caribou County31,764.2 sq mi
Cassia County52,565.6 sq mi
Clark County21,763.1 sq mi
Clearwater County42,457.3 sq mi
Custer County44,922.2 sq mi
Elmore County43,075.1 sq mi
Franklin County6663.0 sq mi
Fremont County81,864.0 sq mi
Gem County2559.8 sq mi
Gooding County4729.3 sq mi
Idaho County88,477.5 sq mi
Jefferson County61,093.7 sq mi
Jerome County3597.5 sq mi
Kootenai County161,237.8 sq mi
Latah County111,075.9 sq mi
Lemhi County24,563.7 sq mi
Lewis County5478.8 sq mi
Lincoln County31,201.4 sq mi
Madison County2469.3 sq mi
Minidoka County5757.2 sq mi
Nez Perce County5848.3 sq mi
Oneida County11,199.0 sq mi
Owyhee County57,668.2 sq mi
Payette County3406.9 sq mi
Power County31,403.8 sq mi
Shoshone County82,637.4 sq mi
Teton County3449.1 sq mi
Twin Falls County81,921.7 sq mi
Valley County53,665.1 sq mi
Washington County31,452.9 sq mi

Source: Census Gazetteer 2025: counties, retrieved November 14, 2026.

Largest towns in IdahoCensus population estimate

Idaho against the United StatesOfficial sources, refreshed yearly

Idaho compared with the United States
Idaho compared with the United States, American Community Survey 2019-2023
MeasureIdahoUnited States
Population1,893,296332,387,540
Median household income$74,636$78,538
Median age37.138.7
Median home value$376,000$303,400
Bachelor’s degree or higher31.2%35.0%
Foreign-born residents5.7%13.9%
Owner-occupied homes72.4%65.0%
Mean commute to work21.6 minutes26.6 minutes

Sources: American Community Survey 5-year data profile 2019–2023, state level, state 16, retrieved November 14, 2026; American Community Survey 5-year data profile 2019–2023, the United States, retrieved November 14, 2026.

Population, 2000 to 2020+42.1%
1.2M1.4M1.6M1.8M2M2000: 1,293,95320002010: 1,567,58220102020: 1,839,10620201,293,9531,839,106
Population of Idaho at each census
CensusPopulation
20001,293,953
20101,567,582
20201,839,106

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, state level, state 16, retrieved November 14, 2026; Census 2010 Summary File 1: total population, state level, state 16, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, state level, state 16, retrieved November 14, 2026.

Household income in Idaho
Under $50k31.5%
$50k to $100k33.6%
$100k to $150k18.3%
$150k to $200k8%
$200k and over8.4%

Median household income $74,636 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, state level, state 16, retrieved November 14, 2026.

Housing tenure in Idaho
Owner occupied
502,140 units
Renter occupied
191,681 units
Vacancy rate
10.7%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, state level, state 16, retrieved November 14, 2026.

Jobs by sector in Idaho2023
Health care and social assistance114,052
Retail trade94,210
Accommodation and food services79,037
Manufacturing68,249
Construction62,048
Administrative and support and waste management and remediation services51,292
Professional, scientific, and technical services44,746
Wholesale trade34,085

709,721 employees in 58,100 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.

Source: County Business Patterns 2023: employment by sector, state level, state 16, retrieved November 14, 2026.