Petroleum County

Petroleum County has 447 residents across 1 ZIP code with their own report. Median household income is $60,208, 17% below the Montana figure. The typical owner-occupied home is valued at $201,400, and 31% of adults 25 and over hold a bachelor’s degree or higher.

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

447residentsACS 2020–2024

$60,208median household incomeMontana: $73K

$201,400median home valueowner-occupied homes

84%of households have broadbandhome internet subscription

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

Map of Montana with Petroleum 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

Its ZIP code.

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
59087	395	$63K	$195K	73%	32%	85%	16 min

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

People.

447 residents in 221 households, next to the Montana figure.

15%

under 18

aged 18–34

28%

aged 65 and over

31%

of households are people living alone

57%

of households are married couples

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

Homes.

311 housing units; the median owner-occupied home is valued at $201,400 (±$49,436).

73%

of households own their home

77%

of homes are detached single-family houses

are in buildings with 5 or more units

21%

are mobile homes

29%

of housing units are vacant

$800

median gross rent a month

When homes were built

2020 or later2%

2010–20199%

2000–20097%

1990–199921%

1980–198915%

1970–197912%

1960–19695%

1950–19599%

1940–19493%

1939 or earlier17%

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 ±$16,682.

$60,208

median household income

8.1%

of people live below the poverty line

0.0%

unemployment rate

31%

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.

19 min

average commute to work

15%

of commuters travel 45 minutes or more

60%

of workers drive or carpool

take public transportation

24%

walk or bike

15%

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.

84%

of households have a broadband subscription

14%

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