Rock Valley
City in Sioux County, Iowa

Rock Valley is a city in Sioux County, Iowa, with 4,059 residents (2020 Census). It sits at 1,250 ft (381 m) above sea level. The nearest town is Doon, 6.0 miles NE.
- 4,059residents (2020 Census)
- 1,250 ftelevation · 381 m
- 4.5 sq miland area · 11.6 km²
- 910 / sq mipopulation density
- 51247ZIP code
About Rock Valley
Rock Valley is a city in Sioux County, Iowa, the North Western corner of Iowa, United States, along the Rock River. The population was 4,059 at the time of the 2020 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Rock Valley
- Median household income
- $76,250
- Median home value
- $231,200
- Median rent
- $1,142/mo
- Median age
- 35.1
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Map of Rock Valley
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Open in Google Maps ›Rock Valley, IA population
Rock Valley had 4,059 residents in the 2020 Census.
| 2020 Census | 4,059 |
|---|---|
| Density | 910 per sq mi (351 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Rock Valley at a glance
| State | Iowa (IA) |
|---|---|
| County | Sioux County |
| Type | City |
| Population | 4,059 (2020) |
| Land area | 4.46 sq mi (11.6 km²) |
| Water area | 0.05 sq mi (0.14 km²) |
| Elevation | 1,250 ft (381 m) |
| Coordinates | 43.2026° N, 96.2890° W |
| ZIP code | 51247 |
| Official website | cityofrockvalley.com |
| Census code (GEOID) | 1968205 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Rock Valley
- Doon6.0 mi NE
- Hull7.9 mi E
- Alvord9.6 mi N
- Hudson, SD9.8 mi SW
- Fairview, SD10.1 mi W
- Inwood10.4 mi NW
- Sioux Center10.6 mi SE
- Boyden14.4 mi E
- Ireton15.8 mi S
- Canton, SD16.5 mi NW
- Lester16.6 mi N
- Rock Rapids16.7 mi N
Straight-line distance between town centers.
Frequently asked questions about Rock Valley
What county is Rock Valley in?
Rock Valley is in Sioux County, Iowa.
What is the population of Rock Valley, IA?
4,059 people lived in Rock Valley at the 2020 Census.
What is the ZIP code of Rock Valley, IA?
The ZIP code of Rock Valley is 51247.
What is the elevation of Rock Valley?
1,250 feet (381 m) above sea level.
What towns are near Rock Valley?
Doon (6.0 mi), Hull (7.9 mi), Alvord (9.6 mi), Hudson (9.8 mi), Fairview (10.1 mi).
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