Lexington is a city in Dawson County, Nebraska, United States. The population was 10,011 at the 2000 census. It is the county seat of Dawson County. Lexington is located in southern Nebraska, on the Platte River, southeast of North Platte. It sits along the route of U.S. Route 30 and the Union Pacific Railroad. In the 1860s it was the location of a stop along the Pony Express.
The town is noted for its relatively high proportion of Mexican-Americans for central Nebraska (over 50% of the town population), reflected in the Spanish language-businesses in downtown and along U.S. 30.
There were 3,095 households out of which 43.1% had children under the age of 18 living with them, 57.0% were married couples living together, 9.5% had a female householder with no husband present, and 27.7% were non-families. 21.8% of all households were made up of individuals and 11.1% had someone living alone who was 65 years of age or older. The average household size was 3.14 and the average family size was 3.65.
In the city the population was spread out with 32.6% under the age of 18, 10.2% from 18 to 24, 30.7% from 25 to 44, 16.1% from 45 to 64, and 10.4% who were 65 years of age or older. The median age was 30 years. For every 100 females there were 108.6 males. For every 100 females age 18 and over, there were 108.6 males.
The median income for a household in the city was $38,098, and the median income for a family was $43,571. Males had a median income of $25,207 versus $20,857 for females. The per capita income for the city was $14,148. About 10.7% of families and 12.9% of the population were below the poverty line, including 16.1% of those under age 18 and 11.5% of those age 65 or over.