Rock Valley, Iowa
Quick Statistics
Rock Valley is a community in Sioux County, Iowa, home to about 4,059 people spread across 4.5 square miles of land. The median personal income here is $40,225 a year, and a typical home is worth about $231,200. About 24.7% of adults hold a college degree, and 93.6% of residents under 65 have health insurance. The population has grown about 21 percent over the past decade.
See how Rock Valley has changed over the past 15 years »
Among the Iowa towns GeoStat tracks, Rock Valley ranks number 103 of 1,017 in population, number 288 in median household income, number 107 in median home value. See how it stacks up on the trends page or compare it with another town.
Summers around Rock Valley typically top out near 85°F in July, while January nights average about 9°F. The area sees roughly 35 inches of snow a year. Full normals are on the climate page.
| # | Town | Distance | Population |
|---|---|---|---|
| 1. | Doon, IA | 6.0 mi. | 529 |
| 2. | Hull, IA | 7.9 mi. | 2,317 |
| 3. | Alvord, IA | 9.6 mi. | 173 |
| 4. | Hudson, SD | 9.8 mi. | 382 |
| 5. | Fairview, SD | 10.1 mi. | 102 |
| 6. | Inwood, IA | 10.4 mi. | 793 |
| 7. | Sioux Center, IA | 10.7 mi. | 8,454 |
| 8. | Boyden, IA | 14.4 mi. | 757 |
What is the population of Rock Valley, Iowa?
Rock Valley has a population of about 4,059 people, according to the latest Census Bureau estimates.
What county is Rock Valley, Iowa in?
Rock Valley is located in Sioux County, Iowa.
What is the median home value in Rock Valley, Iowa?
The median home value in Rock Valley is about $231,200, based on American Community Survey data.
What is the median income in Rock Valley, Iowa?
The median personal income in Rock Valley is about $40,225 per year.
How many tornadoes have hit near Rock Valley, Iowa?
Since 1950, 49 tornadoes have been recorded in Sioux County. See the tornado page for maps and details of each one.
What is the weather like in Rock Valley, Iowa?
Typical July highs run about 85 degrees and January lows about 9 degrees, with around 35 inches of snow a year. Figures are 30-year NOAA climate normals.
Use the menu on the left to find more detailed statistics on Rock Valley, Iowa.