
Walnut Grove
- County:
- Sacramento County
- County Seat:
- No
- Area (mi²):
- 10.201
- State:
- California
Walnut Grove is a CDP located in Sacramento County, California. Walnut Grove has a 2025 population of 632. Walnut Grove is currently declining at a rate of -8.8% annually and its population has decreased by -50.93% since the most recent census, which recorded a population of 1,288 in 2020.
The average household income in Walnut Grove is $109,713 with a poverty rate of 13.71%. The median age in Walnut Grove is 33.9 years: 32.4 years for males, and 44.4 years for females.