2020 census As of the
2020 census, Galt had a population of 25,383. The population density was . The median age was 36.4 years. The age distribution was 25.9% under the age of 18, 9.3% aged 18 to 24, 25.8% aged 25 to 44, 25.0% aged 45 to 64, and 14.0% who were 65 years of age or older. For every 100 females, there were 95.2 males, and for every 100 females age 18 and over there were 92.7 males age 18 and over. The median household income was $86,327, and the
per capita income was $36,124. About 4.4% of families and 7.3% of the population were below the poverty line.
2010 census At the
2010 census Galt had a population of 23,647. The population density was . The racial makeup of Galt was 15,639 (66.1%) White, 430 (1.8%) African American, 361 (1.5%) Native American, 815 (3.4%) Asian, 108 (0.5%) Pacific Islander, 4,834 (20.4%) from
other races, and 1,460 (6.2%) from two or more races. Hispanic or Latino of any race were 10,113 persons (42.8%). The census reported that 23,498 people (99.4% of the population) lived in households, 32 (0.1%) lived in non-institutionalized group quarters, and 117 (0.5%) were institutionalized. There were 7,262 households, 3,516 (48.4%) had children under the age of 18 living in them, 4,431 (61.0%) were
opposite-sex married couples living together, 895 (12.3%) had a female householder with no husband present, 465 (6.4%) had a male householder with no wife present. There were 431 (5.9%)
unmarried opposite-sex partnerships, and 32 (0.4%)
same-sex married couples or partnerships. 1,171 households (16.1%) were one person and 547 (7.5%) had someone living alone who was 65 or older. The average household size was 3.24. There were 5,791 families (79.7% of households); the average family size was 3.62. The age distribution was 7,347 people (31.1%) under the age of 18, 2,262 people (9.6%) aged 18 to 24, 6,344 people (26.8%) aged 25 to 44, 5,414 people (22.9%) aged 45 to 64, and 2,280 people (9.6%) who were 65 or older. The median age was 32.4 years. For every 100 females, there were 97.4 males. For every 100 females age 18 and over, there were 94.3 males. There were 7,678 housing units at an average density of 1,291.6 per square mile, of the occupied units 5,344 (73.6%) were owner-occupied and 1,918 (26.4%) were rented. The homeowner vacancy rate was 2.3%; the rental vacancy rate was 5.2%. 17,034 people (72.0% of the population) lived in owner-occupied housing units and 6,464 people (27.3%) lived in rental housing units. ==Arts and culture==