Zip code 90502 in West Carson, California, transitioned from a "Moderate Diversity" area in 2013 to a "High Diversity" area by 2022. The Asian population increased from 30% to 38%, while the Hispanic population fluctuated between 37% and 41%, settling at 37% in 2022. The White population declined from 17% to 13%. No single racial group exceeded 40% of the population, with at least three groups having significant representation over 10% each. The median income rose from $71,972 in 2013 to $79,502 in 2022, indicating a 10.5% growth over the decade.

The community experienced a population increase from 17,574 in 2013 to 18,794 in 2022, representing a 7% growth. A notable spike in median income to $88,526 occurred in 2021, followed by a decrease in 2022, possibly reflecting economic volatility related to the COVID-19 pandemic. The increasing Asian population correlates with the rising median income, suggesting an influx of higher-income Asian households. The stability of the Hispanic population, despite periods of growth, may indicate a balance between new arrivals and potential displacement of lower-income Hispanic families due to rising living costs.

The trends observed in West Carson align with broader patterns seen in many California suburban areas, particularly those near major urban centers. Increasing diversity, especially growth in Asian populations, is common in many California communities. The rising median income reflects California's overall economic growth and the increasing cost of living in the state. The moderate population growth is consistent with many established suburban areas experiencing gradual densification.