La Porte (/lə ˈpɔːrt/ lə PORT) is a city in Harris County, Texas, United States, within the Bay Area of the Houston–Sugar Land–Baytown metropolitan area. As of the 2010 census, the city population was 33,800. La Porte is the fourth-largest incorporated city in Harris County.
According to the United States Census Bureau, the city has a total area of 20.0 square miles (51.8 km), of which 18.6 square miles (48.3 km) is land and 1.4 square miles (3.6 km), or 6.91%, is water.
La Porte has many small 1940s frame houses.
As of the census of 2000, there were 31,880 people, 10,928 households, and 8,578 families residing in the city. The population density was 1,683.3 people per square mile (649.9/km²). There were 11,720 housing units at an average density of 618.8 per square mile (238.9/km²). The racial makeup of the city was 81.39% White, 6.25% Black or African American, 0.48% Native American, 1.13% Asian, 0.08% Pacific Islander, 8.52% from other races, and 2.15% from two or more races. 20.45% of the population were Hispanic or Latino of any race.
There were 10,928 households out of which 43.2% had children under the age of 18 living with them, 62.8% were married couples living together, 11.4% had a female householder with no husband present, and 21.5% were non-families. 17.4% of all households were made up of individuals and 4.6% had someone living alone who was 65 years of age or older. The average household size was 2.90 and the average family size was 3.28.
In the city, the population was spread out with 29.7% under the age of 18, 8.9% from 18 to 24, 32.7% from 25 to 44, 21.8% from 45 to 64, and 6.9% who were 65 years of age or older. The median age was 33 years. For every 100 females, there were 98.5 males. For every 100 females age 18 and over, there were 95.0 males.
The median income for a household in the city was $55,810, and the median income for a family was $60,034. Males had a median income of $46,118 versus $29,514 for females. The per capita income for the city was $21,178. About 6.2% of families and 7.5% of the population were below the poverty line, including 8.4% of those under age 18 and 11.2% of those age 65 or over.