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COUNTY · 2020 ACS

Custer County

Idaho · 4,275 residents · 4,922.177 sq mi
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The short version

Custer County has notably lower household income than the US average, with a median household income of $44,757. Population has held roughly steady since 2000. Median home value has more than doubled since 2000, reaching $216,700. With a median age of 54.0, the population is older than the US median of 38.8.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 54.0
US median: 38.8
Average education
30% hold a bachelor's degree
US average: 33%
Less affordable
home values up 61%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
4,275
−2%since 2000
from 4,342 in 2000
1990 – 2025
Population density
1 / sq mi
−2%since 2000
from 1 / sq mi in 2000
US average: 280
Median age
54.0
+31%since 2000
from 41.2 in 2000
US average: 38.8
Population, 1990 – 2024
4K4K4K4K5K1990201020202024Custer County
20244K
1990201020202024
Section 02

Income & economy

Median household income
$44,757
−7%inflation adjusted, since 2000
from $32,174 in 2000
US average: $66,278
1990 – 2024
Per capita income
$24,082
+53%since 2000
from $15,783 in 2000
US average: $35,364
Households earning $100K+
22.9%
−1.6 ptssince 2009
from 24.5% in 2009
US average: 43.9%
Poverty rate
16.9%
+2.6 ptssince 2000
from 14.3% in 2000
US average: 12.8%
Workforce by industry, 2020
Agriculture, forestry, fishing21.7%
US avg: 1.7%
Construction18.6%
US avg: 1.2%
Information8.3%
US avg: 11.1%
Wholesale trade6.8%
US avg: 6.7%
Finance & insurance6.6%
US avg: 5.5%
Other services5.3%
US avg: 6.6%
Education & health services5.2%
US avg: 0.8%
Retail trade4.8%
US avg: 10%
Manufacturing3.1%
US avg: 0.5%
Transportation & warehousing1.6%
US avg: 2.5%
Professional, scientific, technical1.5%
US avg: 4.7%
Public administration1.1%
US avg: 4.7%
Arts, entertainment, food0.1%
US avg: 2%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$216,700
+61%inflation adjusted, since 2000
from $89,700 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$707
+24%inflation adjusted, since 2000
from $378 in 2000
US average: $1,124
Owner-occupied
77.3%
+2.4 ptssince 2000
from 74.9% in 2000
22.7% rent
Afford Score
4.8
+74%since 2000
from 2.8 in 2000
1990 – 2024
RELATED:See current rent listings in Custer County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic94.4%(4,100)
Black0%(0)
Hispanic / Latino4.2%(183)
Asian0%(1)
Other0%
Diversity Score10.3%(446)
2020
White, non-Hispanic91.1%(3,893)
Black0.1%(3)
Hispanic / Latino3.6%(156)
Asian0.4%(15)
Other7.5%(320)
Diversity Score25.7%(1,101)
Diversity Score
26
+150%since 2000
from 10 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
29.7%
+12.3 ptssince 2000
from 17.4% in 2000
US average: 32.9%
High school or higher
89.2%
+4.8 ptssince 2000
from 84.5% in 2000
US average: 88.5%
Graduate degree
3.5%
−1.0 ptssince 2000
from 4.5% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
16.6 min
−27%since 2000
from 22.7 min in 2000
US average: 26.9
Drive alone to work
54.8%
Unchangedsince 2009
from 54.8% in 2009
US average: 75.1%
No vehicle available
2.5%
+0.6 ptssince 2009
from 1.9% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
4.0%
−2.2 ptssince 2011
from 6.2% in 2011
US average: 5.4%
Labor force participation
47.0%
−17.6 ptssince 2011
from 64.6% in 2011
US average: 63.4%
Management & professional
34.9%
−28.3 ptssince 2009
from 63.2% in 2009
US average: 39.3%
Section 08

People & community

Male
50.5%
−2.7 ptssince 2009
from 53.2% in 2009
Female
49.5%
+2.7 ptssince 2009
from 46.8% in 2009
Foreign born
0.4%
−1.4 ptssince 2009
from 1.8% in 2009
US average: 13.5%
Uninsured
6.2%
−80.8 ptssince 2013
from 87.0% in 2013
US average: 8.8%
Drill deeper

Places similar to Custer County

Calhoun County
Pop 4,632
Washington County
Pop 4,732
Scott County
Pop 4,866
Phillips County
Pop 4,420
Places similar to Custer County
Head to head

Compare Custer County to nearby counties

CUSTER COUNTY VS
Lemhi County
Income$53,202+19%
Home value$326,100+50%
Population8,474+83%
SEE FULL COMPARISON →
CUSTER COUNTY VS
Camas County
Income$57,955+29%
Home value$304,000+40%
Population1,316−72%
SEE FULL COMPARISON →
CUSTER COUNTY VS
Blaine County
Income$92,566+107%
Home value$735,300+239%
Population25,517+450%
SEE FULL COMPARISON →
CUSTER COUNTY VS
Butte County
Income$53,015+18%
Home value$217,600same
Population2,783−40%
SEE FULL COMPARISON →
Frequently asked

How many people live in Custer County, Idaho?

Custer County, Idaho has about 4,275 residents according to the 2020 American Community Survey.

What is the median household income in Custer County, Idaho?

The typical household in Custer County, Idaho earns about $44,757 a year. Half of households make more than that, and half make less.

Is Custer County, Idaho expensive?

In Custer County, Idaho, the median home is worth about $216,700, and the typical rent is about $707 a month.

How educated are people in Custer County, Idaho?

About 29.7% of adults age 25 and over in Custer County, Idaho hold a bachelor's degree or higher.

What is the poverty rate in Custer County, Idaho?

About 16.9% of people in Custer County, Idaho live below the federal poverty line.

Has Custer County, Idaho grown since 1990?

Yes, Custer County, Idaho has grown since 1990. The population has added about 142 residents, a change of about 3 percent over that period.

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Explore from here

1 census tract
Census Tract 9602
5 ZIP codes
ZIP 83226ZIP 83251ZIP 83278ZIP 83227ZIP 83235
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →