John Day is located in Grant County. About 1,664 people live here (as of 2020). Between 2010 and 2020, the population declined from 1,744 to 1,664. The region is at 941 meters above sea level. The area covers about 5.6 square kilometers. There are about 135 streets in John Day. The region was founded in 1901. The postal codes are 97845. The dialing code is 458. John Day is city in Oregon, USA. Among other things, John Day has hotels, restaurants, cafés, schools, banks, dentists and pharmacies. More information at
www.cityofjohnday.com.