NULL Of 254 counties in the Lone Star State, Hill County ranks 85th in terms of size (985 square miles). Hill County is in Blacklands North Texas. Recent listings of riverfront land and property for sale in Texas's Hill County totals roughly 1,000 acres and a combined market value of around $3 million. The most common type of land for sale by combined acreage in Hill County is undeveloped land. Browse all waterfront property for sale in Hill 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 Hill County is undeveloped land.