ZIP Code 57788 has segments in 2 Counties (Butte, Meade).
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 | 506 (100%) |
| Population in Households | 492 (97.2%) |
| Population in Families | 384 (75.9%) |
| Population in Group Quarters1 | 14 ( 2.8%) |
| Population Density | 5 |
| Diversity Index2 | 16 |
INCOME | |
| Median Household Income | $59,430 |
| Average Household Income | $92,943 |
| % of Income for Mortgage4 | 37% |
| Per Capita Income | $37,023 |
| Wealth Index5 | 72 |
| Socioeconomic Status Index6 | Moderate (54.6) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 222 (100%) |
| Owner Occupied HU | 176 (79.3%) |
| Renter Occupied HU | 25 (11.3%) |
| Vacant Housing Units | 21 ( 9.5%) |
| Median Home Value | $347,826 |
| Average Home Value | $417,884 |
| Housing Affordability Index3 | 59 |
HOUSEHOLDS | |
| Total Households | 201 |
| Average Household Size | 2.45 |
| Family Households | 143 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 0.89% | 0.97% |
| Households | 0.68% | 0.49% |
| Families | 0.69% | |
| Median Household Income | 6.90% | |
| Per Capita Income | 1.28% | |
| Owner Occupied HU | 0.56% |
The table below compares 57788 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 | # 206 | 45th |
| Population Density | # 197 | 47th |
| Median Household Income | # 309 | 17th |
| Housing Affordability Index | # 72 | 19th |
| Per Capita Income | # 210 | 44th |
| Diversity Index | # 273 | 26th |
Additional comparisons and rankings can be made with a VERY EASY TO USE South Dakota Census Data Comparison Tool.