Residential delivery area · Minnesota
ZIP Code 56257: Marietta, MN
ZIP code 56257 uses the postal name Marietta, Minnesota and lies mostly in Lac qui Parle County (95% of its land) with the rest in Deuel County (Census 2020 ZIP-county file). About 380 people live there (Census Bureau, ACS 2020-2024). Median household income is $75,417 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Marietta (under 1%) and Nassau (under 1%); more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Marietta · its only residential ZIP
- County
- Lac qui Parle County (95%); Deuel County (5%)
- Census places
- Marietta (under 1%); Nassau (under 1%)
- House districts
- MN-7 (95%), SD at large (5%) 119th Congress, by share of land
- State
- Minnesota
- Time zone
- Central
- Land area
- 92.1 sq mi · 4 people per sq mi
Where is ZIP code 56257?
56257 centers on 44.969°, -96.402° and covers 92.1 square miles of land plus 0.7 of water. It borders 6 ZIP codes: 57259, 56256, 56212, 57237, 56220, 57252.
The map draws ZIP code areas only. For the streets inside 56257, 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 56257 compare with the rest of Lac qui Parle County?
| Measure | 56257 | In Lac qui Parle County | In MN |
|---|---|---|---|
| People (ACS 2020-2024) | 377 | 9th of 10 | 756th of 881 |
| Median household income | $75k | not ranked | not ranked |
| Median home value | $74k | not ranked | not ranked |
56257's income and home value are not ranked: it has fewer than 1,000 residents (377). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 9% of 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 56257?
The 2020 Census counted 421 people in 56257; the ACS, which samples households over 2020-2024, estimates 377. Between the 2010 and 2020 censuses its population fell 17.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 377±78 (90% margin)
- 2020 Census count
- 421−17.1% since 2010 (508)
- Households
- 161
- Median age
- 54.2
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 56257?
Of the 377 people the ACS estimates in 56257, 22.5% are under 18 and 33.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (96.6%).
- Under 1822.5%
- 18 to 6443.8%
- 65 and older33.7%
- White, not Hispanic96.6%
- Other or two or more2.9%
- Asian, not Hispanic0.5%
- Hispanic or Latino0.0%
- Black, 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 56257 earn?
Median household income is $75,417 (ACS 2020-2024). It is not measurably different from 2015-2019 ($63,054 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $75,417±$14,288
- Income per person
- $35,924
- Below the poverty line
- 25.0%
- Unemployed (of the labor force)
- 0.7%
- Adults 25+ with a bachelor's degree
- 13.9%
- Adjusted gross income per tax return, 2022
- $84,111190 returns; wages 41% 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 56257?
- Median home value (owners' estimate)
- $73,800
- Median gross rent
- $938
- Homes owned by their occupants
- 80.1%
- Housing units
- 209
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 56257?
6 business establishments had a location in this ZIP code in 2023, the same count as in 2018 (ZIP Code Business Patterns).
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 56257?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 57259 | Revillo, SD | 477 | $80k | 8.2 mi |
| 56256 | Madison | 2,446 | $66k | 9.8 mi |
| 56212 | Bellingham | 475 | $81k | 11.8 mi |
| 57237 | Gary, SD | 731 | $87k | 12.8 mi |
| 56220 | Canby | 2,617 | $61k | 17.6 mi |
| 57252 | Milbank, SD | 4,883 | $71k | 19.0 mi |
| 57246 | Labolt, SD | 132 | $73k | 14.2 mi (near) |
| 56232 | Dawson | 2,379 | $75k | 18.0 mi (near) |
| 57265 | Strandburg, SD | 202 | $70k | 18.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.