ZIP code 56731: Humboldt, MN
56731 is a ZIP code in Humboldt, Minnesota, mainly in Kittson County. About 137 people live here.
- Population
- 137
- Median household income
- $75,125
- Typical home value
- $148,200ACS median value
- Median rent
- —gross, per month
- Median age
- 52.1
- Homeowners
- 100%of occupied homes
Shaded: ZIP code 56731's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 56731 details
| City | Humboldt |
|---|---|
| State | Minnesota |
| County | Kittson County |
| Metro area | Not in a metro or micro area |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 38.5 sq mi, plus 0 sq mi of water |
| Population density | 4 people per sq mi |
| Bachelor's degree or higher | 21.4% of adults 25+ |
| Average commute | 19.8 minutes |
| Center coordinates | 48.91302, -97.07256 |
ZIP codes near 56731
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 56755 | Saint Vincent, MN | 4.4 mi | 82 |
| 56740 | Noyes, MN | 8.4 mi | — |
| 58271 | Pembina, ND | 9.9 mi | 654 |
| 56728 | Hallock, MN | 9.9 mi | 1,116 |
| 58216 | Bathgate, ND | 17.0 mi | 161 |
| 58238 | Hamilton, ND | 17.4 mi | 114 |
| 56735 | Lancaster, MN | 19.9 mi | 683 |
| 56733 | Kennedy, MN | 20.6 mi | 380 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 56731?
A typical home in ZIP code 56731 is worth about $148,200 (ACS median value). The median household here earns $75,125 a year. See what buying here would cost per month, with Minnesota average taxes and insurance filled in.
Monthly payment for a $148,200 homeWhat can a $75,125 income afford?Rental property numbers
About ZIP code 56731
What city is ZIP code 56731?
ZIP code 56731 is in Humboldt, MN, in Kittson County.
What county is ZIP code 56731 in?
56731 is mainly in Kittson County, Minnesota.
What is the population of ZIP code 56731?
About 137 people live in ZIP code 56731, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 56731 in?
56731 is in Central Time (UTC−6). It observes daylight saving time.