1900s (20th Century) Maps of San Ardo, California
Explore 13 historic maps of San Ardo from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.
Whether you're researching your family's past, planning a metal detecting trip, or studying how San Ardo's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.
- Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
- See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
- Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
- View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.
Start exploring San Ardo's history through authentic maps from the 1900s. This is your window into the past.
San Ardo, CA maps
(13)- 1912 Map of San Ardo1912 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 Valley1915 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 Ardo1941 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 Ardo1943 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 Cruz1948 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 Cruz1955 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 Print1956 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 Cruz1957 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 Cruz1958 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 Print1965 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 Print1967 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 Print1974 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 Coalinga1987 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.
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