Mendota is a U.S. city in Fresno County, California. The population was 11,014 at the 2010 U.S. Census. CA State Routes 180 and 33 run through the agricultural city. Mendota is located 8.5 miles (14 km) south-southeast of Firebaugh, at an elevation of 174 feet (53 m).
According to the United States Census Bureau, the city has a total land area of 3.3 square miles (8.5 km2), over 99%. At the 2000 census, according to the United States Census Bureau, the city had a total land area of 1.9 square miles (4.9 km2). It is located next to the San Joaquin River, near where the Delta-Mendota Canal intercepts it to bring extra water to the dry riverbed .
At the 2010 census Mendota had a population of 11,014. The population density was 3,356.3 inhabitants per square mile (1,295.9/km2). The racial makeup of Mendota was 5,823 White, 107 (1.0%) African American, 153 (1.4%) Native American, 82 (0.7%) Asian, 5 (0.0%) Pacific Islander, 4,465 (40.5%) from other races, and 379 (3.4%) from two or more races. Hispanic or Latino of any race were 10,643 persons (96.6%).
The whole population lived in households, no one lived in non-institutionalized group quarters and no one was institutionalized.
There were 2,424 households, 1,583 (65.3%) had children under the age of 18 living in them, 1,309 (54.0%) were opposite-sex married couples living together, 457 (18.9%) had a female householder with no husband present, 319 (13.2%) had a male householder with no wife present. There were 303 (12.5%) unmarried opposite-sex partnerships, and 11 (0.5%) same-sex married couples or partnerships. 197 households (8.1%) were one person and 78 (3.2%) had someone living alone who was 65 or older. The average household size was 4.54. There were 2,085 families (86.0% of households); the average family size was 4.49.
The age distribution was 3,731 people (33.9%) under the age of 18, 1,500 people (13.6%) aged 18 to 24, 3,432 people (31.2%) aged 25 to 44, 1,832 people (16.6%) aged 45 to 64, and 519 people (4.7%) who were 65 or older. The median age was 26.2 years. For every 100 females, there were 123.6 males. For every 100 females age 18 and over, there were 134.3 males.
There were 2,556 housing units at an average density of 778.9 per square mile (300.7/km2),of which 2,424 were occupied, 1,056 (43.6%) by the owners and 1,368 (56.4%) by renters. The homeowner vacancy rate was 1.9%; the rental vacancy rate was 4.1%. 5,075 people (46.1% of the population) lived in owner-occupied housing units and 5,939 people (53.9%) lived in rental housing units