Ector County is included in the Odessa, Texas, Metropolitan Statistical Area as well as the Midland–Odessa Combined Statistical Area.
There were 43,846 households out of which 38.90% had children under the age of 18 living with them, 54.10% were married couples living together, 13.70% had a female householder with no husband present, and 27.70% were non-families. 24.00% of all households were made up of individuals and 8.90% had someone living alone who was 65 years of age or older. The average household size was 2.72 and the average family size was 3.25.
In the county, the population was spread out with 30.40% under the age of 18, 10.50% from 18 to 24, 27.90% from 25 to 44, 20.20% from 45 to 64, and 10.90% who were 65 years of age or older. The median age was 32 years. For every 100 females there were 94.70 males. For every 100 females age 18 and over, there were 90.90 males.
The median income for a household in the county was $31,152, and the median income for a family was $36,369. Males had a median income of $30,632 versus $21,317 for females. The per capita income for the county was $15,031. About 16.10% of families and 18.70% of the population were below the poverty line, including 23.90% of those under age 18 and 14.30% of those age 65 or over.
According to CDC reports the teen pregnancy rate in Ector County is the highest in the United States with 22.9%.