Dinosaur is a statutory town in Moffat County, Colorado, United States. As of the 2020 census, the population was 243, down from 339 at the 2010 census. Dinosaur is a part of the Craig, CO Micropolitan Statistical Area. The town of Dinosaur was originally known as "Baxter Springs", owned by Art and Fanny Baxter. It was renamed "Artesia" for its valued water supply when a town was platted to accommodate the oil boom in the 1940s. The current name was adopted in 1966, to capitalize on the town's proximity to Dinosaur National Monument. The Dinosaur National Monument headquarters is located just east of the town on U.S. Highway 40. Geography Dinosaur is located in the southwest corner of Moffat County at (40.241560, -109.008747). The Utah border is to the west. US-40 runs along the northern border of the town, leading east to Craig, the county seat, and west to Vernal, Utah. Colorado State Highway 64 has its northern terminus in Dinosaur and leads southeast to Rangely. The entrance and headquarters of Dinosaur National Monument are east on US-40, with the main body of the park to the north via Harpers Corner Road. At the 2020 United States Census, the town of Dinosaur had a total area of , all of it land. Many streets in the town are named after dinosaurs, including Cletisaurus Circle, Tyrannosaurus Trail, and Antrodemus Alley. Demographics As of the census of 2000, there were 320 people, 124 households, and 88 families residing in the town. The population density was . There were 156 housing units at an average density of . The racial makeup of the town was 98.43% White, 0.31% from other races, and 1.25% from two or more races. Hispanic or Latino of any race were 3.76% of the population. There were 124 households, out of which 34.7% had children under the age of 18 living with them, 57.3% were married couples living together, 9.7% had a female householder with no husband present, and 29.0% were non-families. 25.0% of all households were made up of individuals, and 12.9% had someone living alone who was 65 years of age or older. The average household size was 2.57 and the average family size was 3.10. In the town, the population was spread out, with 28.5% under the age of 18, 9.4% from 18 to 24, 26.6% from 25 to 44, 23.5% from 45 to 64, and