
Granville
- County:
- Sioux County
- County Seat:
- No
- Area (mi²):
- 0.291
- State:
- Iowa
Granville is a city located in Sioux County, Iowa. Granville has a 2025 population of 297. Granville is currently declining at a rate of -1% annually and its population has decreased by -4.5% since the most recent census, which recorded a population of 311 in 2020.
The average household income in Granville is $93,908 with a poverty rate of 6.67%. The median age in Granville is 59.9 years: 58.2 years for males, and 60.3 years for females.