Warren County is in North New Jersey. Of the 21 counties in the Garden State, 362-square-mile Warren County ranks 11th by size. There is roughly 1,000 acres of lakefront property for sale in New Jersey's Warren County based on recent Land Network data. The combined market value of land and rural real estate for sale here is $1 million. The average price of lakefront land for sale in Warren County was $584,500. Whether it's alongside a tranquil river, freshwater lake or a beautiful stretch of oceanfront coastline, waterfront property holds an undeniable allure. Browse all waterfront property for sale in New Jersey 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!