Bonner County vs Twin Falls County

A side-by-side comparison of Bonner County and Twin Falls County: population, income, housing, and more.

Bonner County and Twin Falls County are counties in Idaho. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Twin Falls County has the higher population (92,121 vs 49,456 in Bonner County). Twin Falls County has the higher median household income ($65,338 vs $65,168 in Bonner County). Bonner County has the higher median home value ($433,400 vs $292,700 in Twin Falls County).

Population, income & housing

	Bonner County	Twin Falls County
Population	49,456	92,121
Median age	48.2 yrs	35.8 yrs
Median household income	$65,168	$65,338
Median home value	$433,400	$292,700
Median gross rent	$1,059	$1,011
Housing units	26,623	35,749
Homeownership rate	77.6%	69.6%
Bachelor's degree or higher	28.9%	23.0%
Unemployment rate	3.9%	3.2%

Trends (ACS 5-year, 2019–2023)

	Bonner County	Twin Falls County
Population	43,611 → 49,456 (+13.4%)	84,869 → 92,121 (+8.5%)
Median household income	$50,256 → $65,168 (+29.7%)	$52,919 → $65,338 (+23.5%)
Median home value	$254,200 → $433,400 (+70.5%)	$166,800 → $292,700 (+75.5%)
Median gross rent	$853 → $1,059 (+24.2%)	$800 → $1,011 (+26.4%)

Bonner County

Population

43,61149,456

Median household income

$50,256$65,168

Median home value

$254,200$433,400

Median gross rent

$853$1,059

Twin Falls County

Population

84,86992,121

Median household income

$52,919$65,338

Median home value

$166,800$292,700

Median gross rent

$800$1,011

Age & race/ethnicity

Age distribution (share)

	Bonner County	Twin Falls County
Under 5	4.5%	6.4%
5 to 17	15.1%	20.3%
18 to 24	5.3%	8.7%
25 to 34	9.6%	13.3%
35 to 44	11.5%	13.1%
45 to 54	11.8%	10.7%
55 to 64	16.0%	11.2%
65 to 74	16.9%	9.7%
75 and over	9.3%	6.7%

Race & ethnicity (share)

	Bonner County	Twin Falls County
White (non-Hispanic)	90.1%	76.2%
Black or African American	0.3%	0.7%
American Indian & Alaska Native	0.5%	0.2%
Asian	0.6%	1.3%
Native Hawaiian & Pacific Islander	0.0%	0.3%
Some other race	0.6%	0.3%
Two or more races	4.2%	3.5%
Hispanic or Latino	3.6%	17.5%

Educational attainment (age 25+)

Share of adults 25+

	Bonner County	Twin Falls County
No high school diploma	8.4%	11.3%
High school graduate	29.1%	28.9%
Some college or associate's	33.6%	36.8%
Bachelor's degree	18.9%	13.9%
Graduate or professional degree	10.0%	9.1%

Commute to work

How workers get to work (share)

	Bonner County	Twin Falls County
Drove alone	72.1%	79.5%
Carpooled	8.1%	9.9%
Public transit	1.0%	0.1%
Walked	2.8%	1.2%
Bicycle	2.5%	0.2%
Worked from home	11.6%	8.2%
Other means	1.8%	1.0%

Housing

Units in structure (share)

	Bonner County	Twin Falls County
1-unit, detached	74.0%	75.0%
1-unit, attached	4.1%	3.7%
2 to 4 units	3.2%	8.6%
5 to 19 units	4.1%	3.6%
20 or more units	2.2%	1.6%
Mobile home & other	12.4%	7.5%

Poverty & households

	Bonner County	Twin Falls County
Poverty rate	10.7%	10.7%
Average household size	2.50	2.67
Mean commute (minutes)	24	18
Median year structure built	1990	1980