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50.6% are female
49.4% are male

49.4% of residents in ZIP 90731 are male and 50.6% are female. 39.2% of residents are married and 12.6% are divorced. 42.7% have never been married. 5.5% are widowed. The average size of resident families is 3.34.

57.7% report being Hispanic

56.2% of residents in ZIP 90731 report their race as White. 5.1% report their race as Black or African American. 6.1% report their race as Asian. 0.9% report their race as American Indian and Alaska Native. 0.4% report their race as Native Hawaiian and Other Pacific Islander. 17.5% report their race as Some other race. 13.7% report their race as Two or more races. 57.7% report being Hispanic. Note: Hispanic is considered to be an ethnicity and not a race.

41.5% have a Science and Engineering degree

18.9% of residents in ZIP 90731 have less than a high school education. 25.9% have a high school diploma but no more. 31.8% of residents have some college but no more. 15.7% have a bachelor's degree (or equivalent) but no more. 7.6% have a graduate degree. 41.5% have a Bachelor's degree or higher in a Science and Engineering (or related) field.

Median household income: 61144
52% have two income earners
30.6% of households earn $100,000+

Median household income in ZIP 90731 is $61144 with 52% of families having two income earners. 30.6% of households earn at least $100,000. 4% of households have an income under $5,000, 2.7% from $5,000-$10,000, 5% from $10,000-$15,000, 5.9% from $15,000-$20,000, 4.1% from $20,000-$25,000, 7.8% from $25,000-$35,000, 12.3% from $35,000-$50,000, 15% from $50,000-$75,000, 12.7% from $75,000-$100,000, 14.2% from $100,000-$150,000 and 16.4% over $150,000. The median income of individuals is $30885.