Grayson is an unincorporated community in Stanislaus County, California, United States. The population was 1,041 at the 2020 census, up from 952 at the 2010 census. For statistical purposes, the United States Census Bureau has defined Grayson as a census-designated place (CDP). It is part of the Modesto Metropolitan Statistical Area.
History
Grayson or Graysonville, or Grayson City was founded by a company of seven men, which included Andrew Jackson Grayson (1818–1869). Grayson, a native of Louisiana, brought his family to California in 1846, and was active in the Mexican–American War. He was a self-taught watercolor painter and an authority of Pacific Coast birds.
Graysonville was a steamboat landing on the San Joaquin River from the time of the California Gold Rush until river traffic ended as the water was taken for agriculture. In 2019 Grayson became home to No Dice car club.
Geography
thumb|Grayson United Community Park
According to the United States Census Bureau, the CDP has a total area of , all of it land.
Demographics
Grayson first appeared as a census designated place in the 2000 U.S. census. The median age was 33.4 years. The age distribution was 310 people (29.8%) under the age of 18, 120 people (11.5%) aged 18 to 24, 269 people (25.8%) aged 25 to 44, 258 people (24.8%) aged 45 to 64, and 84 people (8.1%) who were 65 years of age or older.
{| class="wikitable"
|+ Racial composition as of the 2020 census reported that Grayson had a population of 952. The population density was . The racial makeup of Grayson was 455 (47.8%) White, 17 (1.8%) African American, 4 (0.4%) Native American, 3 (0.3%) Asian, 0 (0.0%) Pacific Islander, 417 (43.8%) from other races, and 56 (5.9%) from two or more races. Hispanic or Latino of any race were 819 persons (86.0%).
The Census reported that 952 people (100% of the population) lived in households, 0 (0%) lived in non-institutionalized group quarters, and 0 (0%) were institutionalized.
There were 250 households, out of which 143 (57.2%) had children under the age of 18 living in them, 154 (61.6%) were opposite-sex married couples living together, 38 (15.2%) had a female householder with no husband present, 25 (10.0%) had a male householder with no wife present. There were 18 (7.2%) unmarried opposite-sex partnerships, and 0 (0%) same-sex married couples or partnerships. 22 households (8.8%) were made up of individuals, and 6 (2.4%) had someone living alone who was 65 years of age or older. The average household size was 3.81. There were 217 families (86.8% of all households); the average family size was 4.03.
The population was spread out, with 318 people (33.4%) under the age of 18, 104 people (10.9%) aged 18 to 24, 260 people (27.3%) aged 25 to 44, 204 people (21.4%) aged 45 to 64, and 66 people (6.9%) who were 65 years of age or older. The median age was 29.0 years. For every 100 females, there were 114.4 males. For every 100 females age 18 and over, there were 108.6 males.
There were 280 housing units at an average density of , of which 161 (64.4%) were owner-occupied, and 89 (35.6%) were occupied by renters. The homeowner vacancy rate was 4.7%; the rental vacancy rate was 11.9%. 578 people (60.7% of the population) lived in owner-occupied housing units and 374 people (39.3%) lived in rental housing units.
Government
In the California State Legislature, Grayson is in , and .
In the United States House of Representatives, Grayson is in California's 13th congressional district and is represented by Democrat Adam Gray.
Water infrastructure
The groundwater is polluted by nitrates so it is treated by ion exchange before being used as drinking water.