Wellington is a city in Carbon County, Utah, United States. The population was 1,676 at the 2010 census. The community was settled in 1878 by a band of thirteen Mormons led by Jefferson Tidwell. The town was named for Justus Wellington Seeley, Jr., of the Emery County Court. Many residents commute to nearby Price for their jobs, or work in one of the various coal mines in the area.
Wellington is located southwest of the center of Carbon County at 39°32′22″N 110°43′47″W / 39.539476°N 110.729667°W / 39.539476; -110.729667 (39.539476, -110.729667), along U.S. Route 6/191, which leads northwest 6 miles (10 km) to Price, the county seat, and southeast 57 miles (92 km) to Green River.
According to the United States Census Bureau, the city has a total area of 5.1 square miles (13.3 km), all of it land. It is just north of the Price River, a southeast-flowing tributary of the Green River.
As of the census of 2000, there were 1,666 people, 576 households, and 459 families residing in the city. The population density was 473.9 people per square mile (182.7/km). There were 661 housing units at an average density of 188.0 per square mile (72.5/km). The racial makeup of the city was 94.72% White, 0.12% African American, 1.08% Native American, 0.18% Asian, 0.12% Pacific Islander, 2.04% from other races, and 1.74% from two or more races. Hispanic or Latino of any race were 4.92% of the population.
There were 576 households out of which 47.2% had children under the age of 18 living with them, 62.3% were married couples living together, 13.0% had a female householder with no husband present, and 20.3% were non-families. 17.9% of all households were made up of individuals and 6.9% had someone living alone who was 65 years of age or older. The average household size was 2.89 and the average family size was 3.27.
In the city, the population was spread out with 33.3% under the age of 18, 13.1% from 18 to 24, 25.1% from 25 to 44, 19.9% from 45 to 64, and 8.7% who were 65 years of age or older. The median age was 28 years. For every 100 females, there were 96.2 males. For every 100 females age 18 and over, there were 91.4 males.
The median income for a household in the city was $36,979, and the median income for a family was $40,521. Males had a median income of $41,053 versus $17,167 for females. The per capita income for the city was $14,721. About 10.7% of families and 14.7% of the population were below the poverty line, including 20.6% of those under age 18 and 4.7% of those age 65 or over.