McNeil is a town in the U.S. state of Arkansas. It is part of Columbia County named after William B. McNeil, founder of the College Hill Academy. It has a total land area of 1.27 square miles at 33°20′46″N 93°12′30″W. The elevation is 331 feet above sea level. As of the 2010 census data, it had a total population of 516 people. The population density was 387.22/sq mi. Estimated per capita income in 2015 was $11,904. It has Zip code 71752.