The historical population data for Discovery Bay, California (ZIP code 94505) reveals a consistently growing population over the past decade, with the population increasing from 9,643 in 2010 to 11,263 in 2022. The population density has also increased during this period, from 407.22 people per square mile in 2010 to 475.63 people per square mile in 2022.

Given the ZIP code's size of 23.68 square miles and the 2022 population density of 475.63 people per square mile, Discovery Bay can be classified as a rural area. Rural areas typically have population densities between 50 and 500 people per square mile, with larger living spaces ranging from 1 to 5 acres per household. The lifestyle in these areas is generally community-oriented, often centered around local schools and small businesses, with activities such as hobby farming, horse ownership, and significant outdoor activities.

The estimated number of housing units corresponding to the 2022 population is 4,315, based on the national average household size of 2.61 people per household. This suggests that the area has a relatively low housing density, which is consistent with the characteristics of a rural area.