London is a city located in the U.S. state of Arkansas. It is within Pope County included in the Russellville Micropolitan Statistical Area. It has a total area of 2.4 square miles at 35°19′33″N 93°14′12″W. The elevation is 381 feet above sea level. As of the 2010 census data, it had a total population of 1,039. The population density was 324.67/sq mi. Estimated per capita income in 2015 was $18,229. It is using Zip code 72847.