The Town FilesGreen Valley, South Dakota
Community in Pennington County · population 1,051 (2020 Census)
- Median home
- $280,300
- Household income
- $81,582
- Jan low / Jul high
- 13° / 86°
- Snow a year
- 49 in
- Tornadoes ≤10 mi since 1950
- 15
- Median age
- 36.9
Green Valley is a community of 1,051 people in Pennington County, South Dakota. The median home is worth $280,300, above the typical South Dakota town ($182,100). It ranks better for cycling than 92% of South Dakota towns, more vibrant than 86% of South Dakota towns, more upscale than 81% of South Dakota towns.
How Green Valley ranks
Percentile among South Dakota towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of South Dakota towns.
Homes and cost of living
The median home in Green Valley is worth $280,300, above the typical South Dakota town ($182,100). Homes cost about 3.4 times the median household income of $81,582, which is more affordable than 20% of South Dakota towns. 78.9% of households own their home.
| Housing | Green Valley | Typical South Dakota town |
|---|---|---|
| Median home value | $280,300 | $182,100 |
| Median rent | — | $785 |
| Median household income | $81,582 | $66,086 |
| Home value ÷ income | 3.4× | 2.7× |
| Homeownership | 78.9% | 71.0% |
| Median year built | 2002 | 1973 |
| Seasonal / vacation homes | 0.0% | — |
Who lives in Green Valley
| People | Green Valley | Typical South Dakota town |
|---|---|---|
| Median age | 36.9 | 39.5 |
| Age 65 and over | 12.7% | 19.4% |
| Under 18 | 24.4% | — |
| Bachelor's degree or higher | 11.6% | 23.6% |
| Below the poverty line | 1.0% | 10.1% |
| Veterans | 8.3% | — |
| Born outside the U.S. | 0.0% | — |
| Work from home | 9.6% | 5.7% |
| Average commute | 38.2 min | 17.4 min |
| Homes with broadband | 96.9% | 86.7% |
Weather in Green Valley
July highs average 86.4°F and January lows 12.7°F. About 17.4 inches of rain and melted snow fall a year, with 48.5 inches of snow (typical South Dakota town: 39.8 in). Expect about 32 days a year at 90°F or hotter and 174 nights at or below freezing.
Tornadoes, storms and disasters
15 tornadoes have passed within 10 miles of Green Valley since 1950, compared with 13 for the typical South Dakota town. 2 rated (E)F2 or stronger. The strongest, an EF2, struck on June 13, 2016 about 8.7 miles from the town center. The most recent was on June 13, 2016.
Hail of 1 inch or larger has been reported within 10 miles 487 times; the largest was 4.25 inches on August 3, 2007.
Severe weather in Pennington County since 1996
Pennington County has been included in 21 federal disaster or emergency declarations since 1953, most often for fire, flood, drought.
| Declared | Incident | Declaration |
|---|---|---|
| April 7, 2026 | Straight-Line Winds | DR-4903: Straight-Line Winds |
| October 4, 2021 | Fire | FM-5418: Auburn Fire |
| March 29, 2021 | Fire | FM-5384: Schroeder Fire |
| April 5, 2020 | Biological | DR-4527: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3475: Covid-19 |
Jobs and pay in Pennington County
Pennington County had 62,114 jobs in 2024, paying an average of $57,286 a year. Unemployment was 1.9% in 2023; in Green Valley itself the ACS puts it at 5.5%.
Towns near Green Valley
- Rapid Valley, SD2.0 mi · 8,098 people · home $255,500
- Box Elder, SD5.2 mi · 11,746 people · home $302,100
- Rapid City, SD5.7 mi · 74,703 people · home $299,400
- Ashland Heights, SD6.6 mi · 678 people · home $219,600
- Colonial Pine Hills, SD10.3 mi · 1,903 people · home $406,500
- Blackhawk, SD13.5 mi · 3,026 people · home $273,300
- New Underwood, SD14.2 mi · 590 people · home $193,800
- Summerset, SD15.6 mi · 2,972 people · home $368,300
Green Valley questions
Is Green Valley, South Dakota a good place to retire?
On The Town Files lifestyle rankings, Green Valley scores better for retirees than 2% of South Dakota towns and quieter than 5%. 12.7% of residents are 65 or older (median age 36.9).
How much does a house cost in Green Valley?
The median owner-occupied home in Green Valley is valued at $280,300 (Census ACS 2020–2024), against a median household income of $81,582, so homes cost about 3.4 times income. Median rent is — a month.
What is the weather like in Green Valley?
July highs average 86.4°F and January lows 12.7°F (NOAA 1991–2020 normals). It gets about 17.4 inches of precipitation a year and 48.5 inches of snow.
Does Green Valley get tornadoes?
15 tornadoes have passed within 10 miles of Green Valley since 1950 (NOAA Storm Events); the strongest was an EF2 on June 13, 2016. The typical South Dakota town has had 13.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)