Custer County

Custer County has 11,961 residents across 3 ZIP codes with their own report. Median household income is $70,605, in line with the Montana figure. The typical owner-occupied home is valued at $219,100, and 27% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

11,961residentsACS 2020–2024

$70,605median household incomeMontana: $73K

$219,100median home valueowner-occupied homes

88%of households have broadbandhome internet subscription

Custer County in MontanaZIP codes in Custer County highlighted; the rest of Montana in grey

Map of Montana with Custer County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 3 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
59301	11,643	$71K	$218K	69%	27%	88%	14 min
59336	220	$64K	$293K	80%	47%	82%	30 min
59338	136	$69K	$337K	85%	35%	86%	29 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

11,961 residents in 5,038 households, next to the Montana figure.

20%

under 18

19%

aged 18–34

21%

aged 65 and over

32%

of households are people living alone

51%

of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

5,784 housing units; the median owner-occupied home is valued at $219,100 (±$8,904).

70%

of households own their home

70%

of homes are detached single-family houses

10%

are in buildings with 5 or more units

12%

are mobile homes

13%

of housing units are vacant

$893

median gross rent a month

When homes were built

2020 or later1%

2010–20196%

2000–20096%

1990–19996%

1980–19897%

1970–197922%

1960–19697%

1950–195914%

1940–19497%

1939 or earlier25%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$6,843.

$70,605

median household income

11.3%

of people live below the poverty line

3.4%

unemployment rate

27%

of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

14 min

average commute to work

of commuters travel 45 minutes or more

88%

of workers drive or carpool

take public transportation

walk or bike

work from home

of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

88%

of households have a broadband subscription

have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates