Inter-County Title Co, Tuolumne-Mariposa Division, incorporated in 1966, provides excellent service to the real estate industry. In addition to title insurance and related escrow services, we also handle Bulk sales, liquor transfers and foreclosures. Underwritten by Stewart Title Guaranty, one of the largest underwriters in the United States. Our Title plant goes back to 1850 and all searches to date can be made right from our office by our competent staff. - Click for services: A good understanding of the Williamson Act is necessary if you will be dealing with real property subject to this land conservation contract. Mariposa County Here you will find valuable information about Mariposa County and its government Looking For Property in Mariposa County? Visit this site for links to local real estate offices in Mariposa County.