Washington is a city located in the U.S. state of Arkansas. It is in Ozan Township part of Hempstead County which included in the Hope Micropolitan Statistical Area. Washington is approximately 10 miles northwest of its county seat, the Hope.It has a total area of 1.01 square miles at 33°46′26.4″N 93°40′57.7″W. The elevation is 446 feet above sea level. As of the 2010 census data, it had a total population of 180. The population density was 172.96/sq mi. Estimated per capita income in 2016 was $16,554. It has Zip code 71862.