Valley is a city in Douglas County, Nebraska, United States. The population was 1,875 at the 2010 census.
Valley is also home to the area's National Weather Service office, serving portions of eastern Nebraska and southwestern Iowa.
Valley was laid out as a town in 1864 when it was certain that the Union Pacific Transcontinental Railroad would be extended to that point. It was named for the Platte River valley.
Valley is located at 41°18′51″N 96°20′54″W (41.314199, -96.348250).
According to the United States Census Bureau, the city has a total area of 3.62 square miles (9.38 km2), of which 3.56 square miles (9.22 km2) is land and 0.06 square miles (0.16 km2) is water.
As of the census of 2010, there were 1,875 people, 804 households, and 489 families living in the city. The population density was 526.7 inhabitants per square mile (203.4/km2). There were 871 housing units at an average density of 244.7 per square mile (94.5/km2). The racial makeup of the city was 95.3% White, 1.3% African American, 0.4% Native American, 0.5% Asian, 1.1% from other races, and 1.3% from two or more races. Hispanic or Latino of any race were 4.1% of the population.
There were 804 households, of which 29.6% had children under the age of 18 living with them, 44.3% were married couples living together, 11.2% had a female householder with no husband present, 5.3% had a male householder with no wife present, and 39.2% were non-families.