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 distinguished by its share of foreign-born residents, 70.1% of the population. With 49,456 residents, Bonner County is a county in Idaho. That makes it one of the ten largest counties in Idaho in the country, at #8 by population.
Household earnings are middling, with a median of $65,168 — below the US median of $78,538. About 7.5% of residents live below the federal poverty level, below the national 12.4%. Real estate commands a premium here — a median home value of $433,400, with typical rent around $1,059.
About 28.9% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. Remote work is on the higher side at 11.6%, below the national 14.0%, and the average commute runs about 24 minutes each way.
The large foreign-born share is a defining thread in Bonner County, shaping language, household composition, and the labor force behind the economic figures above.
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.