Boundary County vs Fremont County

A side-by-side comparison of Boundary County and Fremont County: population, income, housing, and more.

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

Fremont County has the higher population (13,701 vs 12,695 in Boundary County). Fremont County has the higher median household income ($72,767 vs $62,438 in Boundary County). Boundary County has the higher median home value ($344,100 vs $281,800 in Fremont County).

Population, income & housing

	Boundary County	Fremont County
Population	12,695	13,701
Median age	42.8 yrs	39.9 yrs
Median household income	$62,438	$72,767
Median home value	$344,100	$281,800
Median gross rent	$867	$803
Housing units	5,535	8,669
Homeownership rate	78.0%	84.2%
Bachelor's degree or higher	19.6%	21.8%
Unemployment rate	3.3%	4.6%

Trends (ACS 5-year, 2019–2023)

	Boundary County	Fremont County
Population	11,845 → 12,695 (+7.2%)	13,020 → 13,701 (+5.2%)
Median household income	$43,423 → $62,438 (+43.8%)	$58,065 → $72,767 (+25.3%)
Median home value	$205,000 → $344,100 (+67.9%)	$169,900 → $281,800 (+65.9%)
Median gross rent	$613 → $867 (+41.4%)	$798 → $803 (+0.6%)

Boundary County

Population

11,84512,695

Median household income

$43,423$62,438

Median home value

$205,000$344,100

Median gross rent

$613$867

Fremont County

Population

13,02013,701

Median household income

$58,065$72,767

Median home value

$169,900$281,800

Median gross rent

$798$803

Age & race/ethnicity

Age distribution (share)

	Boundary County	Fremont County
Under 5	6.5%	6.1%
5 to 17	16.9%	18.0%
18 to 24	7.6%	8.1%
25 to 34	10.4%	12.8%
35 to 44	10.8%	12.6%
45 to 54	10.9%	11.6%
55 to 64	13.4%	12.9%
65 to 74	15.2%	11.0%
75 and over	8.3%	6.8%

Race & ethnicity (share)

	Boundary County	Fremont County
White (non-Hispanic)	87.0%	83.5%
Black or African American	0.7%	0.3%
American Indian & Alaska Native	1.6%	0.9%
Asian	1.6%	0.1%
Native Hawaiian & Pacific Islander	0.1%	0.1%
Some other race	0.2%	1.5%
Two or more races	3.4%	1.6%
Hispanic or Latino	5.6%	12.1%

Educational attainment (age 25+)

Share of adults 25+

	Boundary County	Fremont County
No high school diploma	12.8%	9.3%
High school graduate	32.6%	31.8%
Some college or associate's	35.1%	37.1%
Bachelor's degree	11.8%	16.9%
Graduate or professional degree	7.7%	4.9%

Commute to work

How workers get to work (share)

	Boundary County	Fremont County
Drove alone	74.4%	72.5%
Carpooled	11.2%	10.2%
Public transit	0.0%	0.2%
Walked	4.9%	2.5%
Bicycle	0.8%	0.4%
Worked from home	8.5%	13.3%
Other means	0.3%	1.0%

Housing

Units in structure (share)

	Boundary County	Fremont County
1-unit, detached	82.4%	83.6%
1-unit, attached	0.0%	1.4%
2 to 4 units	2.7%	2.1%
5 to 19 units	2.0%	0.7%
20 or more units	1.3%	0.0%
Mobile home & other	11.6%	12.1%

Poverty & households

	Boundary County	Fremont County
Poverty rate	17.2%	9.8%
Average household size	2.59	2.93
Mean commute (minutes)	21	25
Median year structure built	1990	1979