Williams, California

2020 census

As of the 2020 census, Williams had a population of 5,538. The population density was 1,017.3 inhabitants per square mile (392.8/km²). The census reported that 98.7% of the population lived in households and 1.3% were institutionalized.^[6][7][8] 98.8% of residents lived in urban areas, while 1.2% lived in rural areas.^[9]

The age distribution was 31.7% under the age of 18, 10.4% aged 18 to 24, 26.6% aged 25 to 44, 20.3% aged 45 to 64, and 11.0% who were 65 years of age or older. The median age was 30.6 years. For every 100 females there were 97.1 males, and for every 100 females age 18 and over there were 95.2 males age 18 and over.^[6][8]

There were 1,572 households in Williams, of which 56.6% had children under the age of 18 living in them. Of all households, 57.7% were married-couple households, 6.2% were cohabiting couple households, 13.3% were households with a male householder and no spouse or partner present, and 22.8% were households with a female householder and no spouse or partner present. About 14.6% of all households were made up of individuals and 8.2% had someone living alone who was 65 years of age or older. The average household size was 3.48. There were 1,277 families (81.2% of all households).^[6][8][10]

There were 1,751 housing units at an average density of 321.6 units per square mile (124.2 units/km²), of which 1,572 (89.8%) were occupied. Of occupied units, 59.4% were owner-occupied and 40.6% were occupied by renters. Of all housing units, 10.2% were vacant. The homeowner vacancy rate was 1.8%, and the rental vacancy rate was 1.4%.^[6][8]

Income and poverty

In 2023, the US Census Bureau estimated that the median household income was $93,138, and the per capita income was $29,466. About 5.5% of families and 5.9% of the population were below the poverty line.^[11]

2010 census

At the 2010 census Williams had a population of 5,123. The population density was 941.0 inhabitants per square mile (363.3/km²). The racial makeup of Williams was 2,785 (54.4%) White, 59 (1.2%) African American, 55 (1.1%) Native American, 94 (1.8%) Asian, 4 (0.1%) Pacific Islander, 1,946 (38.0%) from other races, and 180 (3.5%) from two or more races. Hispanic or Latino of any race were 3,891 persons (76.0%).^[12]

The census reported that 5,014 people (97.9% of the population) lived in households, 23 (0.4%) lived in non-institutionalized group quarters, and 86 (1.7%) were institutionalized.

There were 1,369 households, 782 (57.1%) had children under the age of 18 living in them, 892 (65.2%) were opposite-sex married couples living together, 140 (10.2%) had a female householder with no husband present, 98 (7.2%) had a male householder with no wife present. There were 73 (5.3%) unmarried opposite-sex partnerships, and 7 (0.5%) same-sex married couples or partnerships. 185 households (13.5%) were one person and 73 (5.3%) had someone living alone who was 65 or older. The average household size was 3.66. There were 1,130 families (82.5% of households); the average family size was 4.04.

The age distribution was 1,701 people (33.2%) under the age of 18, 588 people (11.5%) aged 18 to 24, 1,442 people (28.1%) aged 25 to 44, 965 people (18.8%) aged 45 to 64, and 427 people (8.3%) who were 65 or older. The median age was 28.3 years. For every 100 females, there were 108.7 males. For every 100 females age 18 and over, there were 106.9 males.

There were 1,487 housing units at an average density of 273.1 units per square mile (105.4 units/km²), of which 1,369 were occupied, 832 (60.8%) by the owners and 537 (39.2%) by renters. The homeowner vacancy rate was 3.8%; the rental vacancy rate was 4.4%. 3,011 people (58.8% of the population) lived in owner-occupied housing units and 2,003 people (39.1%) lived in rental housing units.