2020 census As of the
2020 census, Los Banos had a population of 45,532. The population density was . The median age was 31.6 years. For every 100 females there were 98.1 males, and for every 100 females age 18 and over there were 96.6 males age 18 and over. The census reported that 99.7% of the population lived in households, 0.1% lived in non-institutionalized group quarters, and 0.1% were institutionalized. There were 12,626 households in Los Banos, of which 50.7% had children under the age of 18 living in them. Of all households, 54.9% were married-couple households, 8.0% were
cohabiting couple households, 14.9% were households with a male householder and no spouse or partner present, and 22.2% were households with a female householder and no spouse or partner present. About 14.2% of all households were made up of individuals and 7.5% had someone living alone who was 65 years of age or older. The average household size was 3.6. There were 10,326
families (81.8% of all households). The median household income in 2023 was $70,893, and the
per capita income was $25,505. About 15.9% of families and 16.2% of the population were below the poverty line.
2010 census At the
2010 census, Los Banos had a population of 35,972. The population density was . The racial makeup of Los Banos was 20,846 (58.0%) White, 1,354 (3.8%) African American, 512 (1.4%) Native American, 1,162 (3.2%) Asian, 134 (0.4%) Pacific Islander, 10,123 (28.1%) from
other races, and 1,841 (5.1%) from two or more races. Hispanics or Latinos of any race were 23,346 persons (64.9%). The census reported that 35,791 people (99.5% of the population) lived in households, 103 (0.3%) lived in noninstitutionalized group quarters, and 78 (0.2%) were institutionalized. Of the 10,259 households, 5,451 (53.1%) had children under 18 living in them, 6,018 (58.7%) were opposite-sex married couples living together, 1,474 (14.4%) had a female householder with no husband present, 838 (8.2%) had a male householder with no wife present, 791 were (7.7%)
unmarried opposite-sex partnerships, 78 (0.8%) were
same-sex married couples or partnerships, and 1,551 households (15.1%) were one person and 653 (6.4%) had someone living alone who was 65 or older. The average household size was 3.49. There were 8,330 families (81.2% of households); the average family size was 3.84. The age distribution was 12,102 people (33.6%) under 18, 3,703 people (10.3%) from 18 to 24, 9,596 people (26.7%) from 25 to 44, 7,494 people (20.8%) from 45 to 64, and 3,077 people (8.6%) who were 65 or older. The median age was 29.8 years. For every 100 females, there were 99.2 males. For every 100 females 18 and over, there were 96.0 males. The 11,375 housing units had an average density of 1,124.4 per square mile, of the occupied units 6,197 (60.4%) were owner-occupied and 4,062 (39.6%) were rented. The homeowner vacancy rate was 4.1%; the rental vacancy rate was 8.4%. 20,687 people (57.5% of the population) lived in owner-occupied housing units and 15,104 people (42.0%) lived in rental housing units. ==Government==