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ZIP CODE TABULATION AREA

58105

North Dakota · 2,825 residents · 0.24 sq mi
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ZIP 58105 is home to 2,825 people in Cass County. This skews young, with a median age of 19.3. 86% of adults hold a bachelor's degree, against 36% nationally. 28% were living in the same home a year earlier. Households here earn about 64% more than in Cass County as a whole. There are 11,870 people per square mile. Among the 24 ZIP codes in Cass County, 58105 ranks 6th by median household income.

Population
2,825
Median income
$123,636
US average: $82,259
Per capita income
$9,024
US average: $44,673
Bachelor's+
86.5%
US average: 35.6%
Land area
0.24 sq mi
Age, sex & households
Median age
19.3
Under 18
2.4%
Age 65+
0.0%
Male
53.2%
Female
46.8%
Avg household
4.45 people
Race & ethnicity · 2024
2024
White, non-Hispanic88.5%(2,501)
Black2.8%(78)
Hispanic / Latino3.9%(110)
Asian3.5%(98)
Other1.3%(38)
Diversity Score
27
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Within Cass County
Income rank vs other ZIPs
LOWEST6TH OF 24HIGHEST
Adjacent ZIPs
58004$72,250
58005$142,917
58006$95,313
Frequently asked

How many people live in ZIP code 58105?

ZIP code 58105 has about 2,825 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 58105?

The typical household in ZIP code 58105 earns about $123,636 a year. Half of households make more than that, and half make less.

How educated are people in ZIP code 58105?

About 86.5% of adults age 25 and over in ZIP code 58105 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 58105?

About 5.6% of people in ZIP code 58105 live below the federal poverty line.

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Containing area
Cass County

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