Land for sale in Sangamon County, Illinois, recently totaled approximately $96 million and approximately 2,000 acres. Sangamon County ranks 15th in Illinois for the combined amount of land currently advertised for sale. There were seven properties listed as sold in Sangamon County through the Land Network Comparable Sales Program. This represented a total value of $7,952,906. Among cities in Sangamon County with farms and rural real estate for sale, Springfield featured the most land for sale. From an economic perspective, government and state-level services contribute most to Sangamon County's overall GDP. Sangamon County is one of the ten largest counties in Illinois (877 square miles). It's located in the Central Illinois region of the state.