Clark County vs Custer County

A side-by-side comparison of Clark County and Custer County: population, income, housing, and more.

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

Custer County has the higher population (4,411 vs 776 in Clark County). Custer County has the higher median household income ($56,957 vs $52,083 in Clark County). Custer County has the higher median home value ($295,600 vs $203,000 in Clark County).

Population, income & housing

	Clark County	Custer County
Population	776	4,411
Median age	33.4 yrs	59.5 yrs
Median household income	$52,083	$56,957
Median home value	$203,000	$295,600
Median gross rent	$771	$744
Housing units	442	3,164
Homeownership rate	63.9%	77.7%
Bachelor's degree or higher	17.3%	25.2%
Unemployment rate	1.9%	2.1%

Trends (ACS 5-year, 2019–2023)

	Clark County	Custer County
Population	913 → 776 (-15.0%)	4,169 → 4,411 (+5.8%)
Median household income	$46,154 → $52,083 (+12.8%)	$40,875 → $56,957 (+39.3%)
Median home value	$98,100 → $203,000 (+106.9%)	$191,600 → $295,600 (+54.3%)
Median gross rent	$592 → $771 (+30.2%)	$608 → $744 (+22.4%)

Clark County

Population

913776

Median household income

$46,154$52,083

Median home value

$98,100$203,000

Median gross rent

$592$771

Custer County

Population

4,1694,411

Median household income

$40,875$56,957

Median home value

$191,600$295,600

Median gross rent

$608$744

Age & race/ethnicity

Age distribution (share)

	Clark County	Custer County
Under 5	8.9%	2.5%
5 to 17	20.0%	8.6%
18 to 24	10.1%	5.2%
25 to 34	12.9%	4.2%
35 to 44	11.0%	8.2%
45 to 54	16.9%	14.8%
55 to 64	7.2%	20.4%
65 to 74	8.2%	22.3%
75 and over	4.9%	13.9%

Race & ethnicity (share)

	Clark County	Custer County
White (non-Hispanic)	59.3%	89.4%
Black or African American	0.0%	0.3%
American Indian & Alaska Native	0.1%	0.4%
Asian	0.0%	2.7%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	9.0%	0.5%
Two or more races	0.9%	3.8%
Hispanic or Latino	30.7%	3.0%

Educational attainment (age 25+)

Share of adults 25+

	Clark County	Custer County
No high school diploma	24.3%	6.4%
High school graduate	30.2%	28.8%
Some college or associate's	28.3%	39.6%
Bachelor's degree	13.7%	21.3%
Graduate or professional degree	3.6%	3.9%

Commute to work

How workers get to work (share)

	Clark County	Custer County
Drove alone	55.3%	56.6%
Carpooled	32.3%	11.3%
Public transit	0.0%	0.9%
Walked	2.5%	4.2%
Bicycle	0.0%	0.1%
Worked from home	9.6%	25.0%
Other means	0.3%	1.8%

Housing

Units in structure (share)

	Clark County	Custer County
1-unit, detached	76.9%	67.3%
1-unit, attached	0.0%	5.0%
2 to 4 units	7.0%	2.8%
5 to 19 units	0.9%	2.0%
20 or more units	0.0%	0.2%
Mobile home & other	15.2%	22.7%

Poverty & households

	Clark County	Custer County
Poverty rate	12.7%	11.5%
Average household size	2.95	2.17
Mean commute (minutes)	27	17
Median year structure built	1978	1987