Arvada /ɑːrˈvædə/ is a Home Rule Municipality in Jefferson and Adams counties, a part of the Denver-Aurora-Lakewood, CO Metropolitan Statistical Area of the U.S. state of Colorado. As of the 2010 census the population was 106,433, and in 2018 the estimated population was 120,492, ranking Arvada as the seventh most populous municipality in Colorado. The Olde Town Arvada historic district is 7 miles (11 km) northwest of the Colorado State Capitol in Denver.
Arvada is located in northeastern Jefferson County at 39°49′12″N 105°6′40″W / 39.82000°N 105.11111°W / 39.82000; -105.11111 (39.819962, -105.110975). A small portion of the city extends east into Adams County.
According to the United States Census Bureau, the city has a total area of 32.8 square miles (85 km). 32.7 square miles (85 km) of it are land and 0.2 square miles (0.52 km) (0.58%) are water.
As of the census of 2010, there were 106,433 people, 42,701 households, and 28,927 families residing in the city. The population density was 3,028.1 people per square mile (1,207.6/km²). There were 44,427 housing units at an average density of 1,216.7 per square mile (469.7/km²) with a median value of $240,000. The racial makeup of the city was 89.08% White, 0.9% African American, 0.8% Native American, 2.2% Asian, 0.1% Pacific Islander, 3.5% from other races, and 2.7% from two or more races. Hispanic or Latino of any race were 13.7% of the population.
There were 44,427 households out of which 31.9% had children under the age of 18 living with them, 52.5% were married couples living together, 10.7% had a female householder with no husband present, and 32.3% were non-families. 26.3% of all households were made up of individuals and 9.8% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 3.00.
In the city the population was spread out with 23.4% under the age of 18, 5.5% from 20 to 24, 25.1% from 25 to 44, 29.8% from 45 to 64, and 13.8% who were 65 years of age or older. The median age was 40.5 years. There were 51,984 males and 54,539 Females.
The median income for a household in the city was $66,125 and the median income for a family was $78,591. Males had a median income of $42,126 versus $30,802 for females. The per capita income for the city was $24,679. About 4.6% of families and 6.4% of the population were below the poverty line.