Odessa /ˌoʊˈdɛsə/ is a city in and the county seat of Ector County, Texas, United States. It is located primarily in Ector County, although a small section of the city extends into Midland County. Odessa’s population was 99,940 at the 2010 census, making it the 29th-most populous city in Texas; estimates as of July 2018 indicate a population of 120,568 in the city. It is the principal city of the Odessa Metropolitan Statistical Area, which includes all of Ector County. The metropolitan area is also a component of the larger Midland–Odessa combined statistical area, which had a 2010 census population of 278,801; a recent report from the United States Census Bureau estimates that the combined population as of July 2015 is 320,513. In 2014, Forbes magazine ranked Odessa as the third-fastest growing small city in the United States.
Odessa is located along the southwestern edge of the Llano Estacado in West Texas. It is situated above the Permian Basin, a large sedimentary deposit that contains significant reserves of oil and natural gas.
According to the United States Census Bureau, the city has a total area of 44.0 square miles (114 km); 43.9 square miles (114 km) of it are land and 0.1 square miles (0.26 km) of it (0.05%) is covered by water.
As of the census of 2010, 99,940 people, 35,216 households, and 27,412 families resided in the city. The population density was 2,276.5 people per square mile (954.2/km²). There were 43,687 housing units at an average density of 995.1 per square mile (384.2/km²). The racial makeup of the city was 75.4% White, 5.7% Black, 1.1% Asian, 1.0% Native American, 0.1% Pacific Islander, 14.2% from other races, and 2.5% from two or more races. Hispanic or Latino of any race was 50.6%.
Of the 35,216 households, 37.9% had children under the age of 18 living with them, 51.6% were married couples living together, 14.5% had a female householder with no husband present, and 29.6% were not families. About 25.7% of all households were made up of individuals, and 9.6% had someone living alone who was 65 years of age or older. The average household size was 2.65, and the average family size was 3.21.
In the city, the population was distributed as 29.8% under the age of 18, 10.6% from 18 to 24, 27.8% from 25 to 44, 20.0% from 45 to 64, and 11.8% who were 65 years of age or older. The median age was 52 years. For every 100 females, there were 93.2 males. For every 100 females age 18 and over, there were 88.6 males.
The median income for a household in the city was $24,000 and for a family was $27,869. Males had a median income of $50,000 versus $19,000 for females. The per capita income for the city was $16,096. About 16.0% of families and 18.6% of the population were below the poverty line, including 0.9% of those under age 18 and 000.1% of those age 65 or over.