Land for sale in Plumas County, California, recently totaled around $133 million and almost 3,000 acres. Plumas County ranks 12th in the Golden State for the combined amount of land currently advertised for sale. Of all ranches, farms, hunting land and other rural land and acreage for sale in Plumas County, Portola had the most land for sale. Based on its natural assets, Plumas County's economy is dependent on tourism and recreation. Plumas County is the 22nd biggest county (2,613 square miles) in California. It's located in the Shasta Cascade California region of the state.