Old Maps of San Ardo, California for Metal Detecting
Plan your next treasure hunt with 14 historic maps of San Ardo. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.
- Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
- Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
- Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.
Use these historic maps to boost your research and find new opportunities beneath the surface of San Ardo.
San Ardo, CA maps
(14)- 1912 Map of San Ardo
1912 San Ardo1912 Print · USGSThe Salinas River valley comes alive in this early century survey of southern Monterey County. Genealogists and historians can trace the foundations of San Ardo, the rural Paris School, and the path of the Coast Line railroad. - 1915 Map of Priest Valley
1915 Priest Valley1915 Print · USGSCoastal range life in the early 1900s centered on remote mines and valley ranching hubs. Researchers can trace rural school districts like Columbus School and explore early mining operations such as the Monterey Coalmine or the New Idria Idria P O.5 unique versions available - 1941 Map of San Ardo
1941 San Ardo1941 Print · USGSThe Salinas River valley in the early 1940s was a landscape defined by the Southern Pacific rail line and ranching outposts. Genealogists and local historians can trace the rural infrastructure of Monterey County through the San Ardo townsite, the Lewis Creek Sch, and family landmarks like Casey Gulch.2 unique versions available - 1943 Map of San Ardo
1943 San Ardo1943 Print · USGSThe Salinas River valley comes alive in this wartime survey, showing the vital rail and road links through Monterey County. Trace the early routes of San Ardo and Docas or locate family landmarks like the Lewis Creek Sch and Pancho Rico Creek.2 unique versions available - 1948 Map of Santa Cruz
1948 Santa Cruz1948 Print · USGSThe Central Coast and San Joaquin Valley meet in this mid-century look at the region's agricultural and military geography. Genealogists and historians can trace the paths of El Camino Real, locate family farms near Hollister, or study the footprint of the Fort Ord Military Reservation.2 unique versions available - 1955 Map of Santa Cruz
1955 Santa Cruz1955 Print · USGSCoastal Monterey Bay and the fertile Salinas Valley are captured here during the post-war expansion of the mid-fifties. Researchers can trace the era's rail-and-road network via the Southern Pacific lines and find landmarks like Fort Ord or the Lonoak School. - 1956 Map of San Ardo, 1958 Print
1956 San Ardo1958 Print · USGSThe Salinas River valley and the Southern Pacific rail corridor thrive in the mid-fifties alongside the rugged Diablo Range foothills. Researchers can trace family roots in San Ardo and Docas or locate landmarks like the San Ardo Church and the Airline Highway.2 unique versions available - 1957 Map of Santa Cruz
1957 Santa Cruz1957 Print · USGSCentral California comes into sharp focus during the late fifties, from the fog-swept Monterey Bay to the sun-drenched San Joaquin Valley. Genealogists and historians can trace the mid-century footprints of Fort Ord Military Reservation, the Southern Pacific line, and the historic streets of San Juan Bautista. - 1958 Map of Santa Cruz
1958 Santa Cruz1958 Print · USGSCoastal California and the central valleys are shown during the mid-fifties, capturing a landscape of massive military reserves and vital rail arteries. Genealogists and historians can trace the Southern Pacific line through Salinas or explore the early footprints of the Fort Ord Military Reservation and San Juan Bautista.2 unique versions available - 1965 Map of Santa Cruz, 1968 Print
1965 Santa Cruz1968 Print · USGSThe Central Coast and San Joaquin Valley meet here during the mid-sixties, capturing the growth of agricultural and coastal hubs. Trace the historic Southern Pacific RR lines and locate sites like the Presidio of Monterey or Pinnacles National Monument. - 1967 Map of San Ardo, 1968 Print
1967 San Ardo1968 Print · USGSThe Salinas River valley in Monterey County comes into focus during the late 1960s, documenting the rail and agricultural hub of San Ardo. Researchers can trace the Southern Pacific line and find localized landmarks like the Cem, Grain Elevators Storage Bins, and an Airway Beacon.4 unique versions available - 1974 Map of Monterey, 1977 Print
1974 Monterey1977 Print · USGSThe Central Coast and San Joaquin Valley meet in this mid-seventies survey of the Monterey region. Genealogists and historians can locate Spanish-era sites like the San Antonio de Padua Mission, early industrial markers such as the New Idria Mine, and coastal landmarks like the Point Sur Lighthouse. - 1987 Map of Coalinga
1987 Coalinga1987 Print · USGSCentral California's rugged interior and industrial valleys come into focus in the late eighties. Researchers can trace the massive Coalinga Oil Field, follow the Southern Pacific rail lines, and locate remote outposts like Idria and Lonoak. - 2021 Map of San Ardo, 2021 Print
2021 San Ardo2021 Print · USGSSan Ardo and the surrounding Monterey County ranchlands are captured here in the early twenty-first century as the local oil and agricultural industries continue to shape the valley. Researchers can trace family-named landmarks like Garrissere Canyon, follow the Salinas River, and locate the sprawling San Ardo Field.
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