Construction, Ownership and Restoration Timeline of the John Marsh Stone House

The John Marsh Stone House, built in 1856 as the first stone mansion in California, has passed through several hands since its completion, with its ownership tied to the Rancho Los Méganos land grant.

Early Ownership (1835–1856)

• 1835: Mexican land grant Rancho Los Méganos (13,316 acres) is granted to Don José Noriega by Governor José Castro

• 1837: John Marsh purchases the rancho from Noriega for $500

• 1851: Marsh marries Abigail Tuck; construction of the stone house begins

• 1854–1856: House built; Abigail Marsh dies in 1855 before completion

• 1856: John Marsh is murdered by disgruntled employees

Post-Marsh Inheritance and Sale

• 1867: Rancho Los Méganos is patented to daughter Alice Marsh

• 1871: Alice Marsh marries William Walker Camron.

• 1871: Son Charles P. Marsh mortgages the rancho, losing it to the Savings and Loan Society of San Francisco

  • 1877: Marco Ivory caretaker for next 22.5 years

• 1878: Society holds the rancho until 1900

• 1900: Balfour Guthrie Investment Company purchases the rancho.

Later Private and Public Ownership

• 1960: Henry Cowell donates the stone house to Contra Costa County for preservation and restoration

• 1971 - Placed on National Landmark Register

• 1981 - Contra Costa County transferred ownership to the state

• 1994 - The John Marsh Historic Trust was formed, and consistent restoration efforts were made

• Early 2000s, the home underwent a massive stabilization program

• 2002: The Trust for Public Land acquires the ranch property

• 2007 - Marsh Creek State Park established.

• 2010 - The house’s south wall was replaced after it had fallen decades earlier

• 2012: The combined property (Cowell Ranch/John Marsh) is conveyed to the State of California as Marsh Creek State Historic Park

• 2014 - July - Long-anticipated stabilization project is scheduled to begin and will take nearly four months to complete

Current Status

The stone house remains part of Marsh Creek State Historic Park, managed by the California Department of Parks and Recreation, with ongoing restoration efforts

This timeline shows the house’s journey from a Mexican land grant through private ownership by Marsh’s family, to eventual state preservation, reflecting its deep historical and cultural significance