Granby is a statutory town which is the most populous municipality in Grand County, Colorado, United States. Granby is situated along U.S. Highway 40 in Middle Park about 85 miles (137 km) northwest of Denver and 14 miles (23 km) southwest of Rocky Mountain National Park. As of the 2010 census the town had a population of 1,864.
Granby sits at 7,935 feet (2,419 m) above sea level in the valley of the Fraser River, 2 miles (3 km) east of its mouth at the Colorado River. It is located in eastern Grand County at 40°5′11″N 105°56′11″W / 40.08639°N 105.93639°W / 40.08639; -105.93639 (40.086396, -105.936487), in an area subject to average annual rainfall of 12 ⁄4 inches and annual snowfall of more than 128 inches (3,300 mm).
U.S. Route 40 passes through the center of town as Agate Avenue, leading south and east over Berthoud Pass to the Denver area, west 10 miles (16 km) to Hot Sulphur Springs, the Grand County seat. Kremmling is 27 miles (43 km) to the west on US 40. U.S. Route 34 intersects US 40 on the west side of Granby and leads northeast into Rocky Mountain National Park, crossing the mountains as Trail Ridge Road and reaching Estes Park 60 miles (97 km) northeast of Granby.
According to the United States Census Bureau, Granby has a total area of 12.8 square miles (33.1 km), all land.
As of the census of 2000, there were 1,525 people, 579 households, and 390 families residing in the town. The population density was 856.2 people per square mile (330.8/km²). There were 628 housing units at an average density of 352.6 per square mile (136.2/km²). The racial makeup of the town was 96.26% White, 0.46% African American, 0.26% Native American, 0.98% Asian, 0.07% Pacific Islander, 1.44% from other races, and 0.52% from two or more races. Hispanic or Latino of any race were 3.61% of the population.
There were 579 households out of which 37.3% had children under the age of 18 living with them, 55.3% were married couples living together, 7.6% had a female householder with no husband present, and 32.5% were non-families. 21.9% of all households were made up of individuals and 6.4% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.05.
In the town, the population was spread out with 28.1% under the age of 18, 9.1% from 18 to 24, 33.5% from 25 to 44, 22.7% from 45 to 64, and 6.6% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 98.6 males. For every 100 females age 18 and over, there are 104.3 males.
The median income for a household in the town was $46,667, and the median income for a family was $55,250. Males had a median income of $35,455 versus $24,417 for females. The per capita income for the town was $21,224. About 4.0% of families and 5.8% of the population were below the poverty line, including 3.9% of those under the age of 18 and 9.0% of those ages 65 and older.
Granby Colorado neighborhoods include: Granby Ranch, Highway 34, Innsbruck, Lake Granby, Snow Mountain Ranch