ZIP code 94503, which includes American Canyon in California, has experienced steady population growth from 2010 to 2022, with the population increasing from 18,704 to 22,947 during this period. The population density has also risen from 612.04 people per square mile in 2010 to 750.88 people per square mile in 2022. Given the ZIP code's size of 30.56 square miles, the estimated housing units corresponding to the 2022 population is 8,792, assuming the national average household size of 2.61 people.

Based on the population density of 750.88 people per square mile in 2022, this area falls within the Suburban Rural classification. Suburban Rural areas typically have population densities between 500 and 1,000 people per square mile and feature more clustered housing developments compared to traditional rural areas, with typical lot sizes around 1 acre.

The lifestyle in Suburban Rural areas like ZIP code 94503 generally blends rural openness with suburban amenities, making it an attractive option for families seeking quieter neighborhoods close to nature while still having access to suburban conveniences such as community centers and parks. The steady population growth and increasing population density suggest that the area is experiencing a gradual transition from a more rural character to a suburban one, with a growing demand for housing and services.