Gilpin County is in Front Range Colorado. Of the 64 counties in the state, Gilpin County is 63rd in terms of its size (96,166 acres). The most common type of land for sale by combined acreage in Gilpin County is undeveloped land. Browse all waterfront property for sale in Gilpin 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!