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Blaine County, Idaho

5B

Indicators

Population and growth

Source: Census Bureau.

MeasureBlaine CountyIdahoData period
PopulationIdaho: 2,029,7332025 (estimate)25,5172,029,7332025 (estimate)
Population densityPeople per square mileIdaho: 24.62025 (estimate)9.724.62025 (estimate)
Population growth rateIdaho: 1.4%2025 (estimate)−0.7%1.4%2025 (estimate)
Domestic migrationIdaho: 19,9152025 (estimate)−31419,9152025 (estimate)
Decennial census populationIdaho: 1,839,106202024,2711,839,1062020
Population by race and Hispanic origin: White alone, not Hispanic or LatinoIdaho: 1,519,4242020–2024 (estimate)17,9431,519,4242020–2024 (estimate)
Median ageYearsIdaho: 37.32020–2024 (estimate)45.637.32020–2024 (estimate)

Housing and cost of living

MeasureBlaine CountyIdahoData periodSource
Median home valueIdaho: $418,6002020–2024 (estimate) · Census Bureau$735,300$418,6002020–2024 (estimate)Census Bureau
Median home purchase mortgage amountIdaho: $385,0002025 · CFPB$525,000$385,0002025CFPB
Median gross rentIdaho: $1,2382020–2024 (estimate) · Census Bureau$1,338$1,2382020–2024 (estimate)Census Bureau
Renters paying 30%+ of income on rentIdaho: 46.9%2020–2024 (estimate) · Census Bureau30.5%46.9%2020–2024 (estimate)Census Bureau
Housing units authorized by building permitsIdaho: 17,9442025 (estimate) · Census Bureau11317,9442025 (estimate)Census Bureau
Subsidized housing units availableIdaho: 12,9422025 · HUD6912,9422025HUD

Jobs, wages and economy

MeasureBlaine CountyIdahoData periodSource
Median household incomeIdaho: $77,8002020–2024 (estimate) · Census Bureau$92,566$77,8002020–2024 (estimate)Census Bureau
Unemployment rateIdaho: 3.7%2025 (estimate) · BLS3.2%3.7%2025 (estimate)BLS
Average annual wageIdaho: $62,3922025 · BLS$62,702$62,3922025BLS
Covered employmentIdaho: 874,2832025 · BLS14,438874,2832025BLS
Business establishmentsIdaho: 58,1002023 · Census Bureau1,68858,1002023Census Bureau
Poverty rateIdaho: 10.6%2020–2024 (estimate) · Census Bureau6.6%10.6%2020–2024 (estimate)Census Bureau

Taxes, spending and government

MeasureBlaine CountyIdahoData periodSource
Average property tax rate by county: UrbanIdaho: 0.680%2025 · Idaho Tax Commission0.325%0.680%2025Idaho Tax Commission
Ballots castIdaho: 719,1392026 (preliminary) · Idaho SOS11,670719,1392026 (preliminary)Idaho SOS
Registered votersIdaho: 1,030,522September 2026 · Idaho SOS15,1391,030,522September 2026Idaho SOS

Education

Data period 2024. Source: Idaho SDE.

MeasureBlaine CountyIdaho
Public school enrollment by countyIdaho: n/a3,241n/a

Healthcare

Source: Census Bureau.

MeasureBlaine CountyIdahoData period
BirthsIdaho: 23,6952025 (estimate)20023,6952025 (estimate)
Uninsured rateIdaho: 9.1%2020–2024 (estimate)9.0%9.1%2020–2024 (estimate)

Crime and public safety

Data period 2025 (preliminary). Source: Idaho State Police.

MeasureBlaine CountyIdaho
Group A offense ratePer 100,000 residentsIdaho: 3,1672,8333,167

Water

MeasureBlaine CountyIdahoData periodSource
Drought Severity and Coverage IndexIndexIdaho: 222October 27, 2026 · NDMC217222October 27, 2026NDMC
Irrigated landAcresIdaho: 3,167,4992022 · USDA NASS65,9923,167,4992022USDA NASS
Total water withdrawalsAcre-feetIdaho: 19,868,1562015 (estimate) · USGS255,70619,868,1562015 (estimate)USGS
Livestock water withdrawalsAcre-feetIdaho: 61,4802022 (estimate) · USGS17661,4802022 (estimate)USGS
Industrial water withdrawalsAcre-feetIdaho: 14,2422020 (estimate) · USGS11014,2422020 (estimate)USGS

Public lands, agriculture and wildfire

MeasureBlaine CountyIdahoData periodSource
FarmsIdaho: 22,8772022 · USDA NASS20322,8772022USDA NASS
Land in farmsAcresIdaho: 11,547,9632022 · USDA NASS259,55311,547,9632022USDA NASS
Market value of agricultural products soldIdaho: $10,892,201,0002022 · USDA NASS$65,466,000$10,892,201,0002022USDA NASS
Potato productionHundredweight (cwt)Idaho: 118,288,0002005 (estimate) · USDA NASS450,000118,288,0002005 (estimate)USDA NASS
Barley productionBushelsIdaho: 54,880,0002025 (estimate) · USDA NASS1,218,00054,880,0002025 (estimate)USDA NASS
Wildfires by countyIdaho: 1,5192025 · NIFC91,5192025NIFC

Transportation and infrastructure

MeasureBlaine CountyIdahoData periodSource
Traffic deathsIdaho: 2382024 · NHTSA12382024NHTSA
Mean travel time to workMinutesIdaho: 21.62020–2024 (estimate) · Census Bureau18.721.62020–2024 (estimate)Census Bureau
County-maintained road milesMilesIdaho: 28,0122018 · ITD433.028,0122018ITD

Compare every Idaho county side by side

Ada CountyAdams CountyBannock CountyBear Lake CountyBenewah CountyBingham CountyBlaine CountyBoise CountyBonner CountyBonneville CountyBoundary CountyButte CountyCamas CountyCanyon CountyCaribou CountyCassia CountyClark CountyClearwater CountyCuster CountyElmore CountyFranklin CountyFremont CountyGem CountyGooding CountyIdaho CountyJefferson CountyJerome CountyKootenai CountyLatah CountyLemhi CountyLewis CountyLincoln CountyMadison CountyMinidoka CountyNez Perce CountyOneida CountyOwyhee CountyPayette CountyPower CountyShoshone CountyTeton CountyTwin Falls CountyValley CountyWashington County
Blaine County among Idaho’s 44 counties. Each county links to its page.

County facts

County seat
Hailey
Established
Land area
2,638 sq mi, 9.7 per sq mi (2025)
Website
www.co.blaine.id.us

Source: Idaho SOS, Blue Book of Idaho, 2025-2026.

Source: Census Bureau, Gazetteer Files, 2025 and 2026 (counties and states).

Population

Population, Blaine County, 2010 to 2025Population, Blaine County, 2010 to 2025. Blaine County: 21,295 in 2010, 25,517 in 2025.010k20k30k20102020PeoplePopulation, Blaine County, 2010 to 2025Population, Blaine County, 2010 to 2025. Blaine County: 21,295 in 2010, 25,517 in 2025.010k20k30k2010201520202025PeoplePopulation, Blaine County, 2010 to 2025Population, Blaine County, 2010 to 2025. Blaine County: 21,295 in 2010, 25,517 in 2025.010k20k30k2010201520202025People

Source: Census Bureau, Population Estimates Program.

Data table (16 rows)
PeriodBlaine County (people)
201021,295
201121,083
201221,127
201321,325
201421,455
201521,636
201622,062
201722,373
201822,771
201923,021
202024,341
202124,784
202225,200
202325,392
202425,701
202525,517

Unemployment rate

Unemployment rate, Blaine County, 1990 to 2025Unemployment rate, Blaine County, 1990 to 2025. Blaine County: 3.0% in 1990, 3.2% in 2025.0.0%5.0%10.0%20002020PercentUnemployment rate, Blaine County, 1990 to 2025Unemployment rate, Blaine County, 1990 to 2025. Blaine County: 3.0% in 1990, 3.2% in 2025.0.0%5.0%10.0%1990200020102020PercentUnemployment rate, Blaine County, 1990 to 2025Unemployment rate, Blaine County, 1990 to 2025. Blaine County: 3.0% in 1990, 3.2% in 2025.0.0%5.0%10.0%1990200020102020Percent

Source: BLS, Local Area Unemployment Statistics.

Data table (36 rows)
PeriodBlaine County (percent)
19903.0%
19916.2%
19927.5%
19935.8%
19945.1%
19954.3%
19964.2%
19974.8%
19984.1%
19993.6%
20003.5%
20013.4%
20024.1%
20034.4%
20043.6%
20052.8%
20062.6%
20072.3%
20083.8%
20098.6%
20109.8%
20118.9%
20127.3%
20136.5%
20144.1%
20153.3%
20163.1%
20172.6%
20182.4%
20192.6%
20208.1%
20213.7%
20222.7%
20232.9%
20243.2%
20253.2%

Average annual wage

Average annual wage, Blaine County, 2001 to 2025Average annual wage, Blaine County, 2001 to 2025. Blaine County: $31,802 in 2001, $62,702 in 2025.$0$20k$40k$60k$80k20102020DollarsAverage annual wage, Blaine County, 2001 to 2025Average annual wage, Blaine County, 2001 to 2025. Blaine County: $31,802 in 2001, $62,702 in 2025.$0$20k$40k$60k$80k20102020DollarsAverage annual wage, Blaine County, 2001 to 2025Average annual wage, Blaine County, 2001 to 2025. Blaine County: $31,802 in 2001, $62,702 in 2025.$0$20k$40k$60k$80k20052010201520202025Dollars

Source: BLS, Quarterly Census of Employment and Wages, annual averages.

Data table (25 rows)
PeriodBlaine County (dollars)
2001$31,802
2002$32,563
2003$30,583
2004$31,770
2005$32,881
2006$35,220
2007$36,291
2008$37,107
2009$35,573
2010$35,894
2011$36,425
2012$38,224
2013$39,318
2014$40,196
2015$39,476
2016$39,976
2017$41,500
2018$42,807
2019$43,723
2020$48,443
2021$53,014
2022$57,001
2023$57,960
2024$60,713
2025$62,702

In this county

PlaceWhat it is
Craters of the Moon National Monument and PreserveNational Park Service unit

Park boundaries from the National Park Service against Census Bureau county lines.

County officials

OfficeNameParty
Commissioner, District 1Lindsay MollineauxD
Commissioner, District 2Muffy DavisD
Commissioner, District 3Angenie McClearyD
AssessorJim WilliamsD
ClerkStephen McDougall GrahamD
CoronerRuss MikelR
ProsecutorMatthew FredbackD
SheriffMorgan BallisD
TreasurerJohn David DavidsonD

Source: Idaho SOS, Blue Book of Idaho, 2025-2026.

Representation

Legislative district

DistrictSenatorRepresentative, Seat ARepresentative, Seat B
26Ron C. Taylor (D)Mike J. Pohanka (R)Jack Nelsen (R)

Congress

Congressional District 2
Michael K. Simpson (R)
U.S. Senate
James E. Risch (R); Mike Crapo (R)

Source: Idaho Legislature, Reapportionment plans L03 and C03, 2021.

Source: Idaho Legislature, Senate and House membership.

Source: House Clerk, Member lists of the House and Senate.

This page was last updated .