Marietta, MN 56257 ZIP Code Profile

Related Place Profiles:
Marietta, MN | Nassau, MN

ZIP Code 56257: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Marietta, MN 56257

Acceptable Alternative
Nassau, MN 56257

  • ZIP Code Type: STANDARD
  • County: Lac Qui Parle County
  • Centroid: Latitude 44.932, Longitude -96.398
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 56257 has segments in 3 Counties (Deuel, Grant, Lac Qui Parle).

  • Businesses Addresses: 19
  • PO Box Addresses: 44
  • Residential Addresses: 192
    • Multi-Family Addresses: 0
    • Single Family Addresses: 192

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


56257 ZIP Code Map

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Marietta, MN 56257 Data & Demographics (As of July 1, 2017)


Total Population 476
Daytime Population: Workers 94
Daytime Population: Residents 225
Total Daytime Population (TDP) 319
Ratio TDP/Total Population1 0.67
Population in Households 476
Population in Familes 399
Population in Group Qrtrs 0
Population Density2 6
Diversity Index3 5


Median Household Income $48,200
Average Household Income $69,988
Per Capita Income $32,347


Total Housing Units 283 (100%)
Owner Occupied HU 193 (68.2%)
Renter Occupied HU 27 ( 9.5%)
Vacant Housing Units 63 (22.3%)
Median Home Value $89,500
Average Home Value $156,865


Total Households 220
Average Household Size 2.16
Family Households 153
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population -0.57% -0.77%
Households -0.49% -0.74%
Families -0.53% -0.8%
Median Household Income   3.44%
Per Capita Income   4.04%

Marietta, MN 56257 - Peer Comparisons by Rank and Percentile

The table below compares 56257 to the other 883 ZIP Codes in Minnesota by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 716 19th
Population Density # 789 11th
Diversity Index # 832 6th
Median Household Income # 699 21st
Per Capita Income # 275 69th

Additional comparisons and rankings can be made with a VERY EASY TO USE Minnesota Census Data Comparison Tool.

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