Green Grass
Census-designated place in Dewey County, South Dakota

Green Grass is an unincorporated community (census-designated place) in Dewey County, South Dakota, with 21 residents (2020 Census). It sits at 1,860 ft (567 m) above sea level. The nearest town is North Eagle Butte, 9.7 miles S.
- 21residents (2020 Census)
- 1,860 ftelevation · 567 m
- 8.1 sq miland area · 21.1 km²
- 3 / sq mipopulation density
- 57636ZIP code
About Green Grass
Green Grass (Lakota: wakpála phežŋ; "creek [of the] grass") is a census-designated place (CDP) in Dewey County, South Dakota, United States. The population was 21 at the 2020 census.
The community takes its name from nearby Green Grass Creek.
Text: Wikipedia · CC BY-SA 4.0
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Open in Google Maps ›Green Grass, SD population
Green Grass had 21 residents in the 2020 Census.
| 2020 Census | 21 |
|---|---|
| Density | 3 per sq mi (1 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Green Grass at a glance
| State | South Dakota (SD) |
|---|---|
| County | Dewey County |
| Type | Census-designated place |
| Population | 21 (2020) |
| Land area | 8.13 sq mi (21.1 km²) |
| Elevation | 1,860 ft (567 m) |
| Coordinates | 45.1566° N, 101.2870° W |
| ZIP code | 57636 |
| Census code (GEOID) | 4625900 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Green Grass
- North Eagle Butte9.7 mi S
- Eagle Butte11.5 mi S
- Lantry11.9 mi SW
- Dupree17.0 mi SW
- Isabel17.8 mi NW
- Whitehorse20.5 mi NE
- Timber Lake21.6 mi NE
- La Plant31.5 mi E
- Cherry Creek39.5 mi S
- Little Eagle43.6 mi NE
- Bullhead43.7 mi N
Straight-line distance between town centers.
Frequently asked questions about Green Grass
What county is Green Grass in?
Green Grass is in Dewey County, South Dakota.
What is the population of Green Grass, SD?
21 people lived in Green Grass at the 2020 Census.
What is the ZIP code of Green Grass, SD?
The ZIP code of Green Grass is 57636.
What is the elevation of Green Grass?
1,860 feet (567 m) above sea level.
What towns are near Green Grass?
North Eagle Butte (9.7 mi), Eagle Butte (11.5 mi), Lantry (11.9 mi), Dupree (17.0 mi), Isabel (17.8 mi).
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