Jefferson County

Jefferson County has 12,774 residents across 6 ZIP codes with their own report. Median household income is $95,490, 32% above the Montana figure. The typical owner-occupied home is valued at $446,900, and 32% of adults 25 and over hold a bachelor’s degree or higher.

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

12,774residentsACS 2020–2024

$95,490median household incomeMontana: $73K

$446,900median home valueowner-occupied homes

91%of households have broadbandhome internet subscription

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

Map of Montana with Jefferson 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 6 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
59631	375	$-666667K	$236K	76%	27%	85%	45 min
59632	2,557	$69K	$279K	78%	25%	97%	24 min
59634	5,521	$130K	$554K	94%	47%	97%	23 min
59638	769	$127K	$-666667K	98%	31%	90%	26 min
59721	423	$94K	$790K	75%	33%	83%	32 min
59759	3,631	$61K	$354K	78%	17%	84%	30 min

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

People.

12,774 residents in 4,996 households, next to the Montana figure.

20%

under 18

16%

aged 18–34

23%

aged 65 and over

20%

of households are people living alone

67%

of households are married couples

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

Homes.

5,407 housing units; the median owner-occupied home is valued at $446,900 (±$22,371).

84%

of households own their home

83%

of homes are detached single-family houses

are in buildings with 5 or more units

11%

are mobile homes

of housing units are vacant

$925

median gross rent a month

When homes were built

2020 or later3%

2010–201911%

2000–200917%

1990–199920%

1980–19899%

1970–197919%

1960–19695%

1950–19595%

1940–19492%

1939 or earlier10%

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 ±$18,478.

$95,490

median household income

5.7%

of people live below the poverty line

4.2%

unemployment rate

32%

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.

26 min

average commute to work

14%

of commuters travel 45 minutes or more

84%

of workers drive or carpool

take public transportation

walk or bike

13%

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.

91%

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