The historical population data for the ZIP code 94951, corresponding to Penngrove in California, reveals a predominantly rural lifestyle with a population density consistently below 300 people per square mile over the past decade. The population has fluctuated between approximately 3,300 and 4,700 residents, with the most recent data from 2022 indicating a population of 3,751 and a density of 239.07 people per square mile.

Given the ZIP code's size of 15.69 square miles and the 2022 population, the estimated number of housing units is around 1,437, suggesting a low-density residential pattern. The relatively stable population density over the years indicates a limited urban development activity, with the area maintaining its rural character.

The lifestyle in this ZIP code likely revolves around a close-knit community, with a focus on outdoor activities and a strong connection to the natural environment. The low population density suggests larger living spaces and lot sizes, allowing for a more spacious and private way of life.