South Dakota Gazetteer
Also See Spearfish, SD: ZIP Codes & Maps
The Mountain Plains CDP(1) had a population of 311 as of July 1, 2023. Mountain Plains ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in South Dakota. See peer rankings below.
The primary coordinate point for Mountain Plains is located at latitude 44.4689 and longitude -103.8648 in Lawrence County. Lawrence County is in the Mountain time zone (GMT -7).
It also has a Functional Status Code of ""
The Mountain Plains Census Designated Place is located within Unorganized Territory of North Lawrence, a minor civil division (MCD) of Lawrence County.
POPULATION | |
|---|---|
| Total Population | 311 (100%) |
| Population in Households | 311 (100.0%) |
| Population in Families | 211 (67.8%) |
| Population in Group Quarters1 | 0 |
| Population Density | 195 |
| Diversity Index2 | 36 |
INCOME | |
| Median Household Income | $45,070 |
| Average Household Income | $58,354 |
| % of Income for Mortgage4 | 57% |
| Per Capita Income | $25,330 |
| Wealth Index5 | 38 |
| Socioeconomic Status Index6 | Moderate (54.6) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 167 (100%) |
| Owner Occupied HU | 64 (38.3%) |
| Renter Occupied HU | 71 (42.5%) |
| Vacant Housing Units | 32 (19.2%) |
| Median Home Value | $429,630 |
| Average Home Value | $386,328 |
| Housing Affordability Index3 | 42 |
HOUSEHOLDS | |
| Total Households | 135 |
| Average Household Size | 2.30 |
| Family Households | 80 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2023 | 2023-2028 |
|---|---|---|
| Population | -1.53% | -0.32% |
| Households | -0.89% | -0.15% |
| Families | 0.00% | |
| Median Household Income | -1.56% | |
| Per Capita Income | 0.48% | |
| Owner Occupied HU | 1.22% |
The table below compares Mountain Plains to the other 486 incorporated cities, towns and CDPs 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 | # 186 | 62nd |
| Population Density | # 319 | 35th |
| Median Household Income | # 382 | 22nd |
| Housing Affordability Index | # 235 | 48th |
| Per Capita Income | # 366 | 25th |
| Diversity Index | # 88 | 82nd |
Additional comparisons and rankings can be made with a VERY EASY TO USE South Dakota Census Data Comparison Tool.
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