ZIP Code Tabulation Area · Minnesota

ZIP Code 56641: Cass County, MN

ZIP Code 56641 (Cass County, Minnesota) has an estimated 339 residents in 145 households. The median household income is $39,688, the median home value is $159,000 and the median gross rent is $917/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. 4 figures for this ZIP (household income, unemployment, owner-occupied, commute) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

339

Margin of error ±55

Median household income

$39,688*

Margin of error ±$21,593· estimate has a large margin of error

Median home value

$159,000

Margin of error ±$12,365

Median gross rent

$917/mo

Margin of error ±$195

Median age

51.9 yrs

Margin of error ±8.2 yrs

Mean travel time to work

34.2 min*

Margin of error ±18.9 min· estimate has a large margin of error

How ZIP 56641 compares with Minnesota and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 5664151.9 yrsMinnesota38.8 yrsUnited States38.9 yrs

Median household income

ZIP 56641$39,688*Minnesota$89,062United States$80,734

Per capita income

ZIP 56641$28,940Minnesota$48,237United States$44,673

Poverty rate

ZIP 5664121.5%Minnesota9.3%United States12.5%

Unemployment rate

ZIP 5664123.9%*Minnesota4.1%United States5.2%

Bachelor's degree or higher

ZIP 5664115.2%Minnesota39.4%United States35.7%

Median home value

ZIP 56641$159,000Minnesota$329,300United States$332,700

Median gross rent

ZIP 56641$917/moMinnesota$1,280/moUnited States$1,413/mo

Owner-occupied homes

ZIP 5664177.9%*Minnesota72.2%United States65.2%

Mean travel time to work

ZIP 5664134.2 min*Minnesota22.7 minUnited States26.4 min

Worked from home

ZIP 5664115.7%Minnesota17.6%United States15.1%

All figures for ZIP 56641

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 56641 — ACS 2020–2024 5-year estimates
Measure	ZIP 56641	Margin of error	Minnesota	United States
Total population	339	±55	5,739,445	334,922,499
Median age	51.9 yrs	±8.2 yrs	38.8 yrs	38.9 yrs
Households	145	±24	2,307,955	129,227,496
Median household income	$39,688*	±$21,593	$89,062	$80,734
Per capita income	$28,940	±$4,103	$48,237	$44,673
Poverty rate	21.5%	±7.5 pts	9.3%	12.5%
Unemployment rate	23.9%*	±22.6 pts	4.1%	5.2%
Bachelor's degree or higher	15.2%	±6.6 pts	39.4%	35.7%
Median home value	$159,000	±$12,365	$329,300	$332,700
Median gross rent	$917/mo	±$195	$1,280/mo	$1,413/mo
Owner-occupied homes	77.9%*	±17.9 pts	72.2%	65.2%
Mean travel time to work	34.2 min*	±18.9 min	22.7 min	26.4 min
Worked from home	15.7%	±8.2 pts	17.6%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 56641
Group	ZIP 56641	Minnesota	United States
White alone, not Hispanic or Latino	47.8%	75.9%	57.4%
Black or African American alone, not Hispanic or Latino	0.9%	6.9%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	27.4%	0.7%	0.5%
Asian alone, not Hispanic or Latino	0.9%	5.1%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.5%	0.6%
Two or more races, not Hispanic or Latino	22.4%	4.5%	4.3%
Hispanic or Latino (of any race)	0.6%	6.4%	19.3%

Where ZIP 56641 is

State: Minnesota
Main county: Cass County
Largest overlapping place: Federal Dam (7% of the ZIP's land area)
Land area: 31.54 sq mi· about 11 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Cass County

56435 Cass County, MN 56452 Cass County, MN 56466 Cass County, MN 56472 Cass County, MN 56473 Cass County, MN 56474 Cass County, MN 56484 Cass County, MN 56626 Cass County, MN 56633 Cass County, MN 56655 Cass County, MN 56662 Cass County, MN 56672 Cass County, MN

See every ZIP code in Minnesota, or compare ZIP 56641 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.