 About 4.6% of families and 7.8% of the population were below the poverty line, including 8.4% of those under age 18 and 4.5% of those age 65 or over.Prince George's County Police Department District 4 Station in Glassmanor CDP, with an Oxon Hill postal address, serves the community.The United States Postal Service operates the Temple Hills Post Office in the Marlow Heights CDP, with a Temple Hills postal address.