There was a total of nearly $5 million of ranches, farms, hunting land and other rural land and acreage for sale in North Dakota's Mercer County recently on Land.com. The total acreage of all Mercer County farms and ranches for sale was 1,000 acres. Mercer County ranks 10th in North Dakota for the total number of acres of land currently advertised for sale. Among cities in Mercer County with farms and ranches for sale, Hazen featured the most land for sale. Economically speaking, Mercer County's is largely dependent on mining and mineral extraction-related businesses and services. Mercer County is the 35th largest county (1,112 square miles) in North Dakota. It's located in the Central North Dakota region of the state.