}}
2020 census As of the
2020 census, California had a population of 12,947. The median age was 34.9 years. 24.2% of residents were under the age of 18 and 11.4% of residents were 65 years of age or older. For every 100 females there were 97.9 males, and for every 100 females age 18 and over there were 98.9 males age 18 and over. 92.1% of residents lived in urban areas, while 7.9% lived in rural areas. There were 4,960 households in California, of which 33.2% had children under the age of 18 living in them. Of all households, 48.1% were married-couple households, 19.6% were households with a male householder and no spouse or partner present, and 24.9% were households with a female householder and no spouse or partner present. About 26.1% of all households were made up of individuals and 7.3% had someone living alone who was 65 years of age or older. Of the 4,327 households, 42.7% had children under the age of 18 living in them, 57.2% had
married couples, 9.9% had a female householder with no husband present, and 29.4% were non-families. 25.4% of all households were made up of individuals, and 4.1% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.31. The population consisted of 29.8% under the age of 20, 6.6% from 20 to 24, 17.7% from 25 to 34, 17.3% from 35 to 44, 11.4% from 45 to 54, 10.5% from 55 to 64, and 6.5% who were 65 years of age or older. The median age was 32.5 years. The population was 49.1% male and 50.9% female.
Income and poverty The median household income was $85,240 and the median family income was $91,935. Male full-time year-round workers had a median income of $63,657 versus $44,390 for females. The
per capita income for the CDP was $35,386. Just 0.8% of families and 3.1% of people were below the
poverty line, including 2.3% of people under age 18 and 4.8% of those age 65 or over. In 2017, California, Maryland was listed as the metropolitan area with the fourth highest number of households with investable assets above one million dollars. In 2019, Forbes Magazine listed California, Maryland as one of the best small places for business and careers in the nation with a ranking of 69. ==References==