Penngrove Real EstatePenngrove is located in California. Penngrove, California has a population of 2,922. Penngrove is more family-centric than the surrounding county with 33.02% of the households containing married families with children. The county average for households married with children is 30.47%. The median household income in Penngrove, California is $82,273. The median household income for the surrounding county is $71,769 compared to the national median of $57,652. The median age of people living in Penngrove is 47.4 years. Penngrove WeatherThe average high temperature in July is 81.9 degrees, with an average low temperature in January of 39.2 degrees. The average rainfall is approximately 36.9 inches per year, with 0 inches of snow per year. Penngrove MapReal estate near PenngroveNearby CitiesNearby Cities Homes for Sale |