 About 1.9% of families and 6.0% of the population were below the poverty line, including 1.0% of those under age 18 and 8.4% of those age 65 or over.The only state highway serving Edmonston is Maryland Route 201, Kenilworth Avenue.From Edmonston, MD 201 extends south to Washington, D.C. and north to Interstate 95/Interstate 495, the Capital Beltway.