
Penn Valley
- County:
- Nevada County
- County Seat:
- No
- Area (mi²):
- 2.121
- State:
- California
Penn Valley is a CDP located in Nevada County, California. Penn Valley has a 2025 population of 1,080. Penn Valley is currently declining at a rate of -3.23% annually but its population has increased by 0.65% since the most recent census, which recorded a population of 1,073 in 2020.
The average household income in Penn Valley is $90,761 with a poverty rate of 11.95%. The median age in Penn Valley is 52.7 years: 60.1 years for males, and 40.4 years for females.