Blackhawk, SD
Full City Profile · South Dakota · Lawrence County County
3.6
/5.0
B+
Good
2,805
Population
592/sq mi density
$69,934
Median Income
$37,350 per capita
$243,700
Home Value
$352,993 Zillow
$1,148
Median Rent
30.9% income on rent
46°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$69,934 median income, 5.4% unemployment
A+
Affordability
4.7 / 5.0
$243,700 home value, $1,148/mo rent
C
Education
2.3 / 5.0
15.9% bachelor's degree or higher
Blackhawk experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 25°F in January while summers reach 71°F in July. Annual precipitation totals 18.8 inches. The area receives 36.1 inches of snow annually.
Temperature
25°F Jan (-4°C)
71°F Jul (22°C)
| Annual Average | 46.3°F |
| 14% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 71°F (22°C) |
Geography
| Elevation | 3,747 ft (1,142 m) |
| Area | 4.9 sq mi (12.6 km²) |
| Population Density | 592/sq mi |
| Coordinates | 44.1514°N, 103.3340°W |
| Timezone | America/Chicago |
| County | Lawrence County County |
| Nearest Airport | Ellsworth Afb (RCA) 11 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 49.3 / 100 |
| Social Vulnerability | 35.5 / 100 |
| Community Resilience | 54.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 0.2 in | Coldest, Driest |
| February | 26°F (-3°C) | 0.4 in | |
| March | 35°F (1°C) | 0.9 in | |
| April | 43°F (6°C) | 2.0 in | |
| May | 53°F (12°C) | 3.7 in | Wettest |
| June | 64°F (18°C) | 3.0 in | |
| July | 71°F (22°C) | 2.7 in | Warmest |
| August | 70°F (21°C) | 2.0 in | |
| September | 60°F (16°C) | 1.5 in | |
| October | 47°F (8°C) | 1.6 in | |
| November | 35°F (2°C) | 0.5 in | |
| December | 27°F (-3°C) | 0.3 in |
Blackhawk has a seasonal temperature swing of 46°F / from 25°F in January to 71°F in July. Total annual precipitation is 18.8 inches, with May being the wettest month (3.7") and January the driest (0.2").