Of 77 counties in the state, Custer County ranks 22nd in terms of size (1,002 square miles). Custer County is in Great Plains Country Oklahoma. The total value of about 1,000 acres of lakefront homes and property recently listed for sale in Oklahoma's Custer County was approximately $300,000. Browse all waterfront property for sale in Custer County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Custer County is house.