ZIP code 56257
Where is ZIP code 56257?
Marietta, Minnesota
Lac qui Parle County · Standard ZIP code
ZIP code 56257 belongs to Marietta, Minnesota in Lac qui Parle County. 56257 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 320, 507 and 605. About 377 people live in the 56257 area, where the median household income is $75,417. The closest ZIP codes are 57237 (Gary, 10.5 mi southwest), 57259 (Revillo, 10.8 mi northwest) and 56256 (Madison, 12.2 mi east).
| ZIP code | 56257 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Marietta |
| Also accepted | Nassau |
| State | Minnesota (MN) |
| County | Lac qui Parle County |
| Time zone | Central Time · now |
| Area codes | 320, 507, 605 |
| Coordinates | 44.9636, -96.4094 map |
| 3-digit prefix | 562 |
Population and income in 56257
| Population | 377 · lower than 86% of Minnesota ZIP codes |
|---|---|
| People per square mile | 4 · lower than 93% of Minnesota ZIP codes |
| Median age | 54.2 years · higher than 90% of Minnesota ZIP codes |
| Men / women | 51% / 49% |
| Median household income | $75,417 · lower than 55% of Minnesota ZIP codes |
| Income per person | $35,924 |
| Below the poverty line | 25% |
| Bachelor’s degree or higher | 14% of adults 25+ |
| Median home value | $73,800 · lower than 99% of Minnesota ZIP codes |
| Median rent | $938 a month |
| Housing units | 209 |
| Households | 161 (2.34 people on average) |
| Owners / renters | 80% / 20% |
| Land area | 92.09 sq mi (plus 0.67 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 56257. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 56257
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 57237 | Gary, SD | 10.5 mi SW | Standard |
| 57259 | Revillo, SD | 10.8 mi NW | Standard |
| 56256 | Madison, MN | 12.2 mi E | Standard |
| 56212 | Bellingham, MN | 13.9 mi N | Standard |
| 57246 | Labolt, SD | 14.7 mi W | Standard |
| 56232 | Dawson, MN | 17.5 mi E | Standard |
| 56220 | Canby, MN | 18 mi S | Standard |
| 57265 | Strandburg, SD | 19.3 mi W | Standard |
| 57226 | Clear Lake, SD | 19.6 mi SW | Standard |
| 57252 | Milbank, SD | 19.8 mi NW | Standard |
| 56276 | Odessa, MN | 20.8 mi N | Standard |
| 57264 | Stockholm, SD | 21.8 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 56257 or measure the distance to another ZIP code.
How to address mail to 56257
123 MAIN ST
MARIETTA MN 56257
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts NASSAU as the city name for 56257. Adding the 4-digit ZIP+4 code (56257-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 56257?
- 56257 is a Marietta, Minnesota ZIP code. Nassau is also accepted as the city name.
- What county is 56257 in?
- ZIP code 56257 is in Lac qui Parle County, Minnesota.
- What time zone is ZIP code 56257 in?
- 56257 is in the Central Time zone (America/Chicago).
- What area code is 56257?
- Phone numbers in ZIP code 56257 use area codes 320, 507 and 605.
- What is the population of ZIP code 56257?
- About 377 people live in ZIP code 56257, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 56257?
- The median household income in 56257 is $75,417 a year, lower than 55% of Minnesota ZIP codes.
- What ZIP codes are near 56257?
- The nearest ZIP codes to 56257 are 57237 (Gary, 10.5 miles), 57259 (Revillo, 10.8 miles), 56256 (Madison, 12.2 miles) and 56212 (Bellingham, 13.9 miles).