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Bonneville County, Idaho

8B

Indicators

Population and growth

Source: Census Bureau.

MeasureBonneville CountyIdahoData period
PopulationIdaho: 2,029,7332025 (estimate)135,7712,029,7332025 (estimate)
Population densityPeople per square mileIdaho: 24.62025 (estimate)72.824.62025 (estimate)
Population growth rateIdaho: 1.4%2025 (estimate)1.5%1.4%2025 (estimate)
Domestic migrationIdaho: 19,9152025 (estimate)1,20719,9152025 (estimate)
Decennial census populationIdaho: 1,839,1062020123,9591,839,1062020
Population by race and Hispanic origin: White alone, not Hispanic or LatinoIdaho: 1,543,4632025 (estimate)106,8021,543,4632025 (estimate)
Median ageYearsIdaho: 37.92025 (estimate)34.137.92025 (estimate)

Housing and cost of living

MeasureBonneville CountyIdahoData periodSource
Median home valueIdaho: $457,8002025 (estimate) · Census Bureau$422,300$457,8002025 (estimate)Census Bureau
Median home purchase mortgage amountIdaho: $385,0002025 · CFPB$345,000$385,0002025CFPB
Median gross rentIdaho: $1,4622025 (estimate) · Census Bureau$1,424$1,4622025 (estimate)Census Bureau
Renters paying 30%+ of income on rentIdaho: 48.8%2025 (estimate) · Census Bureau45.1%48.8%2025 (estimate)Census Bureau
Housing units authorized by building permitsIdaho: 17,9442025 (estimate) · Census Bureau1,21917,9442025 (estimate)Census Bureau
Subsidized housing units availableIdaho: 12,9422025 · HUD1,20012,9422025HUD

Jobs, wages and economy

MeasureBonneville CountyIdahoData periodSource
Median household incomeIdaho: $84,2342025 (estimate) · Census Bureau$91,884$84,2342025 (estimate)Census Bureau
Unemployment rateIdaho: 3.7%2025 (estimate) · BLS3.1%3.7%2025 (estimate)BLS
Average annual wageIdaho: $62,3922025 · BLS$51,060$62,3922025BLS
Covered employmentIdaho: 874,2832025 · BLS63,586874,2832025BLS
Business establishmentsIdaho: 58,1002023 · Census Bureau4,19758,1002023Census Bureau
Poverty rateIdaho: 9.7%2025 (estimate) · Census Bureau9.8%9.7%2025 (estimate)Census Bureau

Taxes, spending and government

MeasureBonneville CountyIdahoData periodSource
Average property tax rate by county: UrbanIdaho: 0.680%2025 · Idaho Tax Commission0.857%0.680%2025Idaho Tax Commission
Ballots castIdaho: 719,1392026 (preliminary) · Idaho SOS44,627719,1392026 (preliminary)Idaho SOS
Registered votersIdaho: 1,030,522September 2026 · Idaho SOS64,0231,030,522September 2026Idaho SOS

Education

Data period 2024. Source: Idaho SDE.

MeasureBonneville CountyIdaho
Public school enrollment by countyIdaho: n/a27,455n/a

Healthcare

Data period 2025 (estimate). Source: Census Bureau.

MeasureBonneville CountyIdaho
BirthsIdaho: 23,6951,79623,695
Uninsured rateIdaho: 9.5%8.4%9.5%

Crime and public safety

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

MeasureBonneville CountyIdaho
Group A offense ratePer 100,000 residentsIdaho: 3,1673,0623,167

Water

MeasureBonneville CountyIdahoData periodSource
Drought Severity and Coverage IndexIndexIdaho: 222October 27, 2026 · NDMC231222October 27, 2026NDMC
Irrigated landAcresIdaho: 3,167,4992022 · USDA NASS143,3933,167,4992022USDA NASS
Total water withdrawalsAcre-feetIdaho: 19,868,1562015 (estimate) · USGS915,68319,868,1562015 (estimate)USGS
Livestock water withdrawalsAcre-feetIdaho: 61,4802022 (estimate) · USGS1,05261,4802022 (estimate)USGS
Industrial water withdrawalsAcre-feetIdaho: 14,2422020 (estimate) · USGS91314,2422020 (estimate)USGS

Public lands, agriculture and wildfire

MeasureBonneville CountyIdahoData periodSource
FarmsIdaho: 22,8772022 · USDA NASS89322,8772022USDA NASS
Land in farmsAcresIdaho: 11,547,9632022 · USDA NASS406,59411,547,9632022USDA NASS
Market value of agricultural products soldIdaho: $10,892,201,0002022 · USDA NASS$256,056,000$10,892,201,0002022USDA NASS
Potato productionHundredweight (cwt)Idaho: 132,880,0002014 (estimate) · USDA NASS8,755,000132,880,0002014 (estimate)USDA NASS
Barley productionBushelsIdaho: 54,880,0002025 (estimate) · USDA NASS6,544,00054,880,0002025 (estimate)USDA NASS
Wildfires by countyIdaho: 1,5192025 · NIFC251,5192025NIFC

Transportation and infrastructure

MeasureBonneville CountyIdahoData periodSource
Traffic deathsIdaho: 2382024 · NHTSA232382024NHTSA
Mean travel time to workMinutesIdaho: 22.72025 (estimate) · Census Bureau19.922.72025 (estimate)Census Bureau
County-maintained road milesMilesIdaho: 28,0122018 · ITD1,06728,0122018ITD

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
Bonneville County among Idaho’s 44 counties. Each county links to its page.

County facts

County seat
Idaho Falls
Metro area
Idaho Falls metro area
Established
Land area
1,866 sq mi, 72.8 per sq mi (2025)
Website
bonnevillecountyidaho.gov

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

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

Population

Population, Bonneville County, 2010 to 2025Population, Bonneville County, 2010 to 2025. Bonneville County: 104,675 in 2010, 135,771 in 2025.050k100k150k20102020PeoplePopulation, Bonneville County, 2010 to 2025Population, Bonneville County, 2010 to 2025. Bonneville County: 104,675 in 2010, 135,771 in 2025.050k100k150k2010201520202025PeoplePopulation, Bonneville County, 2010 to 2025Population, Bonneville County, 2010 to 2025. Bonneville County: 104,675 in 2010, 135,771 in 2025.050k100k150k2010201520202025People

Source: Census Bureau, Population Estimates Program.

Data table (16 rows)
PeriodBonneville County (people)
2010104,675
2011105,813
2012106,764
2013107,369
2014108,236
2015109,849
2016112,118
2017114,488
2018116,444
2019119,062
2020124,730
2021128,072
2022129,654
2023131,513
2024133,793
2025135,771

Unemployment rate

Unemployment rate, Bonneville County, 1990 to 2025Unemployment rate, Bonneville County, 1990 to 2025. Bonneville County: 3.7% in 1990, 3.1% in 2025.0.0%2.0%4.0%6.0%8.0%20002020PercentUnemployment rate, Bonneville County, 1990 to 2025Unemployment rate, Bonneville County, 1990 to 2025. Bonneville County: 3.7% in 1990, 3.1% in 2025.0.0%2.0%4.0%6.0%8.0%1990200020102020PercentUnemployment rate, Bonneville County, 1990 to 2025Unemployment rate, Bonneville County, 1990 to 2025. Bonneville County: 3.7% in 1990, 3.1% in 2025.0.0%2.0%4.0%6.0%8.0%1990200020102020Percent

Source: BLS, Local Area Unemployment Statistics.

Data table (36 rows)
PeriodBonneville County (percent)
19903.7%
19914.1%
19924.9%
19934.3%
19944.3%
19954.4%
19964.2%
19973.8%
19983.7%
19993.5%
20003.4%
20013.6%
20023.8%
20033.7%
20043.5%
20053.0%
20062.6%
20072.1%
20083.5%
20096.6%
20107.0%
20117.0%
20126.6%
20136.2%
20143.8%
20153.3%
20163.2%
20172.7%
20182.4%
20192.4%
20204.2%
20212.9%
20222.5%
20232.7%
20243.1%
20253.1%

Average annual wage

Average annual wage, Bonneville County, 2001 to 2025Average annual wage, Bonneville County, 2001 to 2025. Bonneville County: $27,090 in 2001, $51,060 in 2025.$0$20k$40k$60k20102020DollarsAverage annual wage, Bonneville County, 2001 to 2025Average annual wage, Bonneville County, 2001 to 2025. Bonneville County: $27,090 in 2001, $51,060 in 2025.$0$20k$40k$60k20102020DollarsAverage annual wage, Bonneville County, 2001 to 2025Average annual wage, Bonneville County, 2001 to 2025. Bonneville County: $27,090 in 2001, $51,060 in 2025.$0$20k$40k$60k20052010201520202025Dollars

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

Data table (25 rows)
PeriodBonneville County (dollars)
2001$27,090
2002$28,334
2003$28,763
2004$29,782
2005$30,719
2006$32,735
2007$30,654
2008$31,216
2009$31,634
2010$32,250
2011$32,506
2012$32,953
2013$32,613
2014$33,459
2015$34,390
2016$35,160
2017$37,161
2018$38,608
2019$39,756
2020$42,383
2021$44,007
2022$46,373
2023$47,678
2024$49,303
2025$51,060

In this county

PlaceWhat it is
Snake River near HeiseUSGS river gage

A gage sits in the county the U.S. Geological Survey assigns it.

County officials

OfficeNameParty
Commissioner, District 1Karl CaspersonR
Commissioner, District 2Jon WalkerR
Commissioner, District 3Michelle MallardR
AssessorDustin A. BarronR
ClerkChristopher PoulterR
CoronerShante SanchezR
ProsecutorRandy NealR
SheriffSamuel HulseR
TreasurerCraig TibbittsR

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

Representation

Legislative districts

DistrictSenatorRepresentative, Seat ARepresentative, Seat B
32 (part)Kevin Cook (R)Stephanie Jo Mickelsen (R)Erin M. Bingham (R)
33 (part)Dave Lent (R)Barbara Ehardt (R)Marco Adam Erickson (R)
35 (part)Mark Harris (R), Assistant Majority LeaderMichael Leman Veile (R)Josh Wheeler (R)

A district marked part covers a portion of the county; the rest of the county is in the other districts listed.

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 .