ZIP Code 57649 has segments in 2 Counties (Harding, Perkins).
The ZIP Code maps and database are updated 4 times per year.
Database updated: October 1, 2025, Maps updated: May 1, 2024.
POPULATION | |
|---|---|
| Total Population | 179 (100%) |
| Population in Households | 179 (100.0%) |
| Population in Families | 160 (89.4%) |
| Population in Group Quarters1 | 0 |
| Population Density | 1 |
| Diversity Index2 | 12 |
INCOME | |
| Median Household Income | $57,402 |
| Average Household Income | $110,918 |
| % of Income for Mortgage4 | 20% |
| Per Capita Income | $45,854 |
| Wealth Index5 | 113 |
| Socioeconomic Status Index6 | Moderate (58.6) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 102 (100%) |
| Owner Occupied HU | 64 (62.7%) |
| Renter Occupied HU | 10 ( 9.8%) |
| Vacant Housing Units | 28 (27.5%) |
| Median Home Value | $185,000 |
| Average Home Value | $200,430 |
| Housing Affordability Index3 | 101 |
HOUSEHOLDS | |
| Total Households | 74 |
| Average Household Size | 2.42 |
| Family Households | 56 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | -0.11% | -0.45% |
| Households | 0.79% | -0.55% |
| Families | -1.47% | |
| Median Household Income | 9.65% | |
| Per Capita Income | 2.48% | |
| Owner Occupied HU | -1.28% |
The table below compares 57649 to the other 371 ZIP Codes in South Dakota by rank and percentile using July 1, 2025 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 | # 311 | 16th |
| Population Density | # 358 | 4th |
| Median Household Income | # 315 | 15th |
| Housing Affordability Index | # 160 | 43rd |
| Per Capita Income | # 76 | 80th |
| Diversity Index | # 321 | 13th |
Additional comparisons and rankings can be made with a VERY EASY TO USE South Dakota Census Data Comparison Tool.