Ethan, SD
Full City Profile · South Dakota · Hanson County County
3.7
/5.0
B+
Good
263
Population
1,012/sq mi density
$54,688
Median Income
$26,069 per capita
$134,400
Home Value
$306,267 Zillow
$777
Median Rent
21.7% income on rent
48°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$54,688 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$134,400 home value, $777/mo rent
C
Education
2.3 / 5.0
16.6% bachelor's degree or higher
Ethan experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 19°F in January while summers reach 75°F in July. Annual precipitation totals 21.1 inches. The area receives 36.3 inches of snow annually.
Temperature
19°F Jan (-7°C)
75°F Jul (24°C)
| Annual Average | 47.7°F |
| 12% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 1,344 ft (410 m) |
| Area | 0.3 sq mi (0.7 km²) |
| Population Density | 1,012/sq mi |
| Coordinates | 43.5463°N, 97.9834°W |
| Timezone | America/Chicago |
| County | Hanson County County |
| Nearest Airport | Mitchell Municipal (MHE) 16 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 14.8 / 100 |
| Social Vulnerability | 87.7 / 100 |
| Community Resilience | 89.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 0.4 in | Coldest |
| February | 23°F (-5°C) | 0.4 in | Driest |
| March | 35°F (2°C) | 0.9 in | |
| April | 47°F (8°C) | 2.1 in | |
| May | 59°F (15°C) | 3.2 in | |
| June | 70°F (21°C) | 3.5 in | Wettest |
| July | 75°F (24°C) | 2.4 in | Warmest |
| August | 72°F (22°C) | 3.1 in | |
| September | 64°F (18°C) | 2.3 in | |
| October | 50°F (10°C) | 1.8 in | |
| November | 35°F (2°C) | 0.6 in | |
| December | 23°F (-5°C) | 0.5 in |
Ethan has a seasonal temperature swing of 56°F / from 19°F in January to 75°F in July. Total annual precipitation is 21.1 inches, with June being the wettest month (3.5") and February the driest (0.4").