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ZIP CODE TABULATION AREA

59931

Montana · 335 residents · 28.333 sq mi
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ZIP 59931 is significantly wealthier than the US average, with a median household income of $112,083. Population has held roughly steady since 2024. Median home value is $742,600. With a median age of 50.5, the population is older than the US median of 38.9. The poverty rate of 20.9% is well above the national figure. Households here earn about 77% more than the Lake County median. Among the 12 ZIP codes in Lake County, 59931 ranks 1st by median household income.

$112,083
US average: $82,259
$742,600
US average: $376,019
44.9%
US average: 35.6%
Age, sex & households
Under 18
24.2%
Age 65+
22.4%
46.3%
53.7%
2.36 people
Race & ethnicity · 2024
2024
White, non-Hispanic67.2%(225)
Black0%(0)
Hispanic / Latino0.6%(2)
Asian0.9%(3)
Other31.3%(105)
Diversity Score56.3%(189)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Lake County
Income rank vs other ZIPs
LOWEST1ST OF 12HIGHEST
Adjacent ZIPs
59824$53,382
59855$32,688
59860$62,047
59863$78,922
Frequently asked

How many people live in ZIP code 59931?

ZIP code 59931 has about 335 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 59931?

The typical household in ZIP code 59931 earns about $112,083 a year. Half of households make more than that, and half make less.

Is ZIP code 59931 expensive?

In ZIP code 59931, the median home is worth about $742,600.

How educated are people in ZIP code 59931?

About 44.9% of adults age 25 and over in ZIP code 59931 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 59931?

About 20.9% of people in ZIP code 59931 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024