Residential delivery area · Minnesota
ZIP Code 56571: Ottertail, MN
ZIP code 56571 uses the postal name Ottertail, Minnesota and lies entirely in Otter Tail County (Census 2020 ZIP-county file). About 1,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $85,865 (Census Bureau, ACS 2020-2024). By Census place, 9% of its land lies in Ottertail; 91% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Ottertail · its only residential ZIP
- County
- Otter Tail County
- Census places
- Ottertail
- Micro area
- Fergus Falls, MN
- House district
- MN-7 119th Congress
- State
- Minnesota
- Time zone
- Central
- Land area
- 46.4 sq mi · 38 people per sq mi
Where is ZIP code 56571?
56571 centers on 46.434°, -95.543° and covers 46.4 square miles of land plus 16.9 of water. It borders 6 ZIP codes: 56551, 56576, 56515, 56567, 56527, 56573.
The map draws ZIP code areas only. For the streets inside 56571, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 56571 compare with the rest of Otter Tail County?
| Measure | 56571 | In Otter Tail County | In MN |
|---|---|---|---|
| People (ACS 2020-2024) | 1,745 | 16th of 33 | 449th of 881 |
| Median household income | $86k | 5th of 25 | 229th of 545 |
| Median home value | $363k | 3rd of 25 | 120th of 558 |
Its median household income is higher than in 69% of U.S. residential ZIP codes, and it is denser than 37% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 56571?
The 2020 Census counted 1,968 people in 56571; the ACS, which samples households over 2020-2024, estimates 1,745. Between the 2010 and 2020 censuses its population grew 9.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,745
- 2020 Census count
- 1,968+9.3% since 2010 (1,800)
- Households
- 805
- Median age
- 59.5
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 56571?
Of the 1,745 people the ACS estimates in 56571, 15.6% are under 18 and 34.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (92.8%).
- Under 1815.6%
- 18 to 6450.1%
- 65 and older34.3%
- White, not Hispanic92.8%
- Other or two or more5.0%
- Hispanic or Latino2.2%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 56571 earn?
Median household income is $85,865 (ACS 2020-2024), the 5th highest of the 25 ranked ZIP codes in Otter Tail County. It is not measurably different from 2015-2019 ($77,783 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $85,865±$10,755
- Income per person
- $50,920
- Below the poverty line
- 7.9%
- Unemployed (of the labor force)
- 3.0%
- Adults 25+ with a bachelor's degree
- 29.0%
- Adjusted gross income per tax return, 2022
- $81,9921,070 returns; wages 51% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 56571?
- Median home value (owners' estimate)
- $363,100
- Median gross rent
- $771
- Homes owned by their occupants
- 87.8%
- Housing units
- 1,589
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 56571?
63 business establishments had a location in this ZIP code in 2023, 11 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade13
- Construction11
- Accommodation and food services11
- Professional, scientific, and technical services6
- Other services (except public administration)6
- Real estate and rental and leasing3
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 56571?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 56551 | Henning | 2,387 | $64k | 9.0 mi |
| 56576 | Richville | 820 | $64k | 9.8 mi |
| 56515 | Battle Lake | 2,723 | $74k | 11.2 mi |
| 56567 | New York Mills | 3,367 | $73k | 11.3 mi |
| 56527 | Deer Creek | 881 | $64k | 11.6 mi |
| 56573 | Perham | 7,221 | $69k | 12.2 mi |
| 56518 | Bluffton | 494 | $71k | 14.4 mi (near) |
| 56528 | Dent | 1,623 | $80k | 14.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.