
Lucas Valley-Marinwood
- County:
- Marin County
- County Seat:
- No
- Area (mi²):
- 5.731
- State:
- California
Lucas Valley-Marinwood is a CDP located in Marin County, California. Lucas Valley-Marinwood has a 2025 population of 6,394. Lucas Valley-Marinwood is currently growing at a rate of 0.31% annually but its population has decreased by -5.11% since the most recent census, which recorded a population of 6,738 in 2020.
The average household income in Lucas Valley-Marinwood is $278,500 with a poverty rate of 4.3%. The median age in Lucas Valley-Marinwood is 49.5 years: 49.5 years for males, and 49.5 years for females.