There was a total of $289 million of land and rural real estate for sale in Hamilton County, New York, recently on Land.com. The total of all Hamilton County farms, rural land, hunting land and other land for sale was approximately 100,000 acres. Based on the combined acreage of land and rural property for sale here, Hamilton County has the most land for sale of the 62 counties in the Empire State. Among cities in Hamilton County with land and rural real estate for sale, Long Lake had the most land for sale. Based on its natural assets, tourism and recreation contribute significant revenue toward Hamilton County's overall GDP. Hamilton County is one of the ten largest counties in New York (1,807 square miles). It's located in the Northern New York region of New York.