57265 ZIP Code Profile, Map, Data & Demographics

Related Place Profiles:
Strandburg, SD | Troy, SD

ZIP Code 57265: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Strandburg, SD 57265

Not Acceptable, USPS
Troy, SD 57265

  • ZIP Code Type: STANDARD
  • County: Grant County
  • Centroid: Latitude 45.017, Longitude -96.821
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 57265 has segments in 3 Counties (Codington, Deuel, Grant).

  • Businesses Addresses: 6
  • PO Box Addresses: 24
  • Residential Addresses: 55
    • Multi-Family Addresses: 0
    • Single Family Addresses: 55

The ZIP Code maps and database are updated 4 times per year.
Database updated: October 1, 2023, Maps updated: August 11, 2023.


Strandburg, SD 57265 Data & Demographics (As of July 1, 2023)


Total Population 172 (100%)
Population in Households 172 (100.0%)
Population in Families 144 (83.7%)
Population in Group Quarters1 0
Population Density 4
Diversity Index2 18


Median Household Income $64,689
Average Household Income $91,108
% of Income for Mortgage4 18%
Per Capita Income $33,371
Wealth Index5 94
Socioeconomic Status Index6 Moderate (62.2)


Total HU (Housing Units) 73 (100%)
Owner Occupied HU 55 (75.3%)
Renter Occupied HU 8 (11.0%)
Vacant Housing Units 10 (13.7%)
Median Home Value $190,625
Average Home Value $259,091
Housing Affordability Index3 140


Total Households 63
Average Household Size 2.73
Family Households 44
Average Family Size 3.00
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.
  6. The Socioeconomic Index ranges from zero (lowest relative status) to 100 (highest relative status). This measure quantifies disparities in social position of an area's inhabitants and is built from a broad range of demographic, housing, and socioeconomic inputs. More information on this measure can be found in Esri's SEI tutorial.


2020-2023 2023-2028
Population 1.10% -0.47%
Households 1.00% -0.64%
Families   -1.40%
Median Household Income   0.31%
Per Capita Income   2.61%
Owner Occupied HU   -0.37%

Strandburg, SD 57265 - Peer Comparisons by Rank and Percentile

The table below compares 57265 to the other 368 ZIP Codes in South Dakota by rank and percentile using July 1, 2023 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 # 312 15th
Population Density # 206 44th
Median Household Income # 194 48th
Housing Affordability Index # 234 64th
Per Capita Income # 214 42nd
Diversity Index # 208 43rd

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

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