Of 58 counties in the Golden State, Trinity County ranks 19th in terms of size (3,207 square miles). Trinity County is in Shasta Cascade California. Recent listings of farms for sale in California's Trinity County totals nearly 1,000 acres and a combined market value of roughly $1 million. The most common type of land for sale by combined acreage in Trinity County is residential property. Browse all Trinity County farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs. The most common type of land for sale by combined acreage in Trinity County is residential property.