24 ready to build lots in the city of Pine Grove, CA. Pine Grove is a city located in Amador County California. Pine Grove has a 2023 population of 2,864. Pine Grove is currently growing at a rate of 38.36% annually and its population has increased by 38.36% since the most recent census, which recorded a population of 2,070 in 2020. All roads in place with underground utilities ready for connection. Amador Water Agency connections to each lot. Communications with Volcano Communications for high speed internet and telephone. Most finished grading complete. The lots range in size from .62 - 3.93 acres with an average of 1 acre.