John Day is a city located about 1 mile (1.6 km) north of Canyon City in Grant County, Oregon, at the intersection of U.S. Routes 26 and 395. The city was named for the nearby John Day River, which had been named for a Virginian member of the 1811 Astor Expedition, John Day. The city was incorporated in 1901. As of the 2010 census, the city had a total population of 1,744, making it the largest city in the county. As of the census of 2000, there were 1821 people, 734 households, and 472 families residing in the city. The population density was 969.5 people per square mile (374.0/km²). There were 846 housing units at an average density of 450.4 per square mile (173.7/km²). The racial makeup of the city was 96.92% White, 1.15% Native American, 0.38% Asian, 0.16% Pacific Islander, 0% African American, 0.55% from other races, and 0.82% from two or more races. Hispanic or Latino of any race were 2.42% of the population.