Bonner County, Idaho Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 8th-largest in Idaho
The population of Bonner County, Idaho is 49,456 as of the 2023 American Community Survey, making it the 8th-largest county in Idaho. The median household income is $65,168, the median home value is $433,400, and the median age is 48.2.
The population of Bonner County has grown 31.9% since 2010 (40,904 → 53,955), a +2.00% annualized rate.
49,456
Population
+2.00%
Annual growth
29
People / sq mi
$65,168
Median Income
$433,400
Median Home Value
Bonner County covers 1,733 sq mi of land at 28.5 people per square mile.
About Bonner County, ID
Bonner County is a county in Idaho with a population of 49,456. It ranks #8 among counties in Idaho by population. The median age is 48.2, older than the national median. The population is 50.0% male and 50.0% female.
The median household income in Bonner County is $65,168, below the US median of $74,580. 7.5% of residents live below the federal poverty level. Home values sit at a median of $433,400, with monthly rent averaging $1,059. The homeownership rate of 77.6% is higher than the national rate of 64.8%.
Educational attainment in Bonner County reflects 28.9% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 11.6% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 23.7 minutes each way.
Bonner County Population History (2010-2024)
The county of Bonner County had a population of 40,904 in 2010 and 53,955 in 2024, a 31.9% growth over 14 years. The peak was 53,955 in 2024. Average annual growth rate: 2.01%.
53,955
Population (2024)
40,904
Population (2010)
53,955
Peak (2024)
2.01%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 40,904 |
| 2011 | 40,795 |
| 2012 | 40,367 |
| 2013 | 40,553 |
| 2014 | 41,330 |
| 2015 | 41,656 |
| 2016 | 42,423 |
| 2017 | 43,715 |
| 2018 | 44,709 |
| 2019 | 45,774 |
| 2020 | 47,411 |
| 2021 | 49,649 |
| 2022 | 51,521 |
| 2023 | 52,709 |
| 2024 | 53,955 |
Race & Ethnicity
| White | 91.0% |
| Black or African American | 0.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.8% |
| Two or More Races | 0.0% |
Age & Sex
48.2
Median Age
50.0%
Female
50.0%
Male
26.2%
Age 65+
Age Distribution
Children (under 15): 16.2% · Seniors (65+): 26.2%
Income & Poverty
| Median household income | $65,168$-9,468 vs state |
| Mean household income | $91,015 |
| Per-capita income | $37,755 |
| Poverty rate | 7.5%+0.5% vs state |
| Unemployment rate | 2.0% |
| Employment-to-population | 49.5% |
Top Industries by Employment
The largest employment sector in Bonner County is professional & business services, accounting for 17.1% of workers.
How residents commute
1.0%
Drive alone
2.8%
Carpool
72.1%
Public transit
11.6%
Work from home
23.7 min
Avg commute
Housing
$433,400+$57,400 vs state
Median home value
$1,059
Median rent
77.6%
Homeownership rate
26,623
Total housing units
73.6%
Occupied
26.4%
Vacant
22.4%
Renter-occupied
Social & access
89.5%
With health insurance
93.7%
With broadband internet
70.1%
Foreign-born
10.4%
Veterans (18+)
17.8%
With a disability
96.3%
Speak language other than English at home
Education
91.6%
High School+
28.9%
Bachelor's+
Largest cities in Idaho
Other counties in Idaho
Part of Idaho
Metro areas in Idaho
County rankings
Frequently Asked Questions
Bonner County, Idaho has a population of 49,456 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 8th-largest county in Idaho. Population density is 29 people per square mile.
The population of Bonner County has grown 31.9% since 2010 (40,904 → 53,955), a +2.00% annualized rate.
The median household income in Bonner County, Idaho is $65,168, with mean (average) household income of $91,015 and per-capita income of $37,755. 7.5% of residents live below the federal poverty level.
In Bonner County, the largest racial and ethnic groups are White (91.0%), Hispanic or Latino (2.8%), Black or African American (0.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Bonner County, Idaho is 48.2 years. Residents are 50.0% female and 50.0% male.
The median home value in Bonner County is $433,400 and median monthly rent is $1,059. 77.6% of occupied housing units are owner-occupied. The county has 26,623 total housing units, 26.4% of which are vacant.
The largest employment sector in Bonner County, Idaho is professional, scientific, and management services, employing 17.1% of workers. The unemployment rate is 2.0%.
Boise City is among the largest cities associated with Bonner County, Idaho, with a population of 235,701.
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Statewide data for Idaho
Population, race, income, age, and trends across Idaho
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.