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Old Maps of Dearborn Park, California for Metal Detecting

Plan your next treasure hunt with 20 historic maps of Dearborn Park. 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 Dearborn Park.

Dearborn Park, CA maps

(20)
  1. 1902 Map of Santa Cruz
    1902 Map of Santa Cruz
    1902 Santa Cruz
    1902 Print · USGS
    Coastal California at the end of the Victorian era reveals a landscape of redwood forests, early university towns, and remote Pacific outposts. Genealogists and historians can trace the early rail corridors through Boulder Creek and Felton or locate coastal landmarks like Pigeon Point and Halfmoon Bay.
    9 unique versions available
  4. 1940 Map of Halfmoon Bay
    1940 Map of Halfmoon Bay
    1940 Halfmoon Bay
    1940 Print · USGS
    The San Mateo coast and Santa Cruz Mountains appear here in the early 1940s, balancing rural ranching with early oil exploration. Genealogists and local historians can trace family-named sites like Bowman Ranch and old rural hubs including Pescadero and La Honda.
    2 unique versions available
  7. 1943 Map of Halfmoon Bay
    1943 Map of Halfmoon Bay
    1943 Halfmoon Bay
    1943 Print · USGS
    San Mateo County's coastline and mountain ridges appear here during the mid-war years, showcasing a landscape of rural schoolhouses and coastal hamlets. Trace family roots and local landmarks from the Pulgas Water Temple to old sites like Pescadero and Purisima Sch.
  10. 1947 Map of San Francisco, 1948 Print
    1947 Map of San Francisco, 1948 Print
    1947 San Francisco
    1948 Print · USGS
    The Bay Area in the late 1940s reveals a region transitioning from wartime intensity to post-war suburban growth. Trace the historic rail lines of the Southern Pacific RR or locate early military footprints at Fort Funston and Moffett Field.
  13. 1948 Map of San Francisco, 1951 Print
    1948 Map of San Francisco, 1951 Print
    1948 San Francisco
    1951 Print · USGS
    The Bay Area in the late 1940s reveals a landscape defined by rapid post-war growth and a heavy military presence at the Golden Gate. Trace the development of early trans-bay infrastructure like the Oakland-Bay Bridge and historic coastal defense sites such as Fort Funston and Alcatraz Island.
  16. 1955 Map of San Francisco
    1955 Map of San Francisco
    1955 San Francisco
    1955 Print · USGS
    The San Francisco Bay Area and central coast are captured during the postwar boom as suburbs and infrastructure expanded rapidly. Trace the development of local communities and military installations like the Presidio and Fort Mason, or follow the Southern Pacific rail lines.
  19. 1955 Map of La Honda, 1957 Print
    1955 Map of La Honda, 1957 Print
    1955 La Honda
    1957 Print · USGS
    Coastal mountain life in the mid-1950s centers around remote logging roads and secluded youth camps like the Woodhaven Girl Scout Camp. Researchers can trace old property lines and rural landmarks such as Pomponio Ranch, Milky Lane Dairy, and the Bellvale School.
  22. 1956 Map of San Francisco
    1956 Map of San Francisco
    1956 San Francisco
    1956 Print · USGS
    The San Francisco Bay Area is captured in the mid-fifties, showing a landscape of rapid post-war growth and massive military installations. Researchers can trace the sprawling rail lines of the Southern Pacific and locate historic sites like Stanford University or the Hunters Point Naval Shipyard.
    4 unique versions available
  25. 1957 Map of San Francisco
    1957 Map of San Francisco
    1957 San Francisco
    1957 Print · USGS
    The Bay Area in the mid-fifties reveals a rapidly growing metropolitan landscape connected by its iconic spans and rail networks. Researchers can trace the layout of military sites like the Presidio and the extent of the Southern Pacific and Western Pacific railroads.
  28. 1960 Map of San Francisco
    1960 Map of San Francisco
    1960 San Francisco
    1960 Print · USGS
    The San Francisco Bay Area at the start of the sixties reveals a landscape of rapid expansion and critical infrastructure. Researchers can trace the development of East Bay communities like Russell City and Mt Eden or locate early rural landmarks like Alpine School.
  31. 1961 Map of La Honda
    1961 Map of La Honda
    1961 La Honda
    1961 Print · USGS
    Coastal canyons and mountain ridges define this San Mateo County landscape in the early sixties. Researchers can trace historic settlements and recreational landmarks from San Gregorio to the San Francisco Boys School and Loma Mar.
    4 unique versions available
  34. 1961 Map of San Francisco
    1961 Map of San Francisco
    1961 San Francisco
    1961 Print · USGS
    The Bay Area at the dawn of the 1960s reveals a landscape of growing cities and massive Cold War military installations. Genealogists and historians can trace the mid-century urban footprint from Berkeley to San Mateo, while locating landmarks like the Presidio, Alcatraz Island, and Moffett Field Air Station.
  37. 1961 Map of Half Moon Bay, 1962 Print
    1961 Map of Half Moon Bay, 1962 Print
    1961 Half Moon Bay
    1962 Print · USGS
    The San Mateo coastline and Santa Cruz Mountains appear in the early sixties as a mix of foggy seaside hamlets and deep timbered canyons. Trace local history through the Log Cabin Boys School, the distinctive Water Temple, and family-named landmarks like Burns Ranch or The Potato Patch.
    2 unique versions available
  40. 1964 Map of San Francisco
    1964 Map of San Francisco
    1964 San Francisco
    1964 Print · USGS
    The Bay Area in the mid-sixties shows a region of rapid suburban expansion and major military installations. Researchers can trace the development of the South Bay near Stanford University or locate family plots in the historic Cypress Lawn Cem and Holy Cross Cem.
  43. 1971 Map of San Francisco
    1971 Map of San Francisco
    1971 San Francisco
    1971 Print · USGS
    The San Francisco Bay Area at the start of the 1970s is shown here as a dense network of aerospace hubs, naval bases, and expanding suburbs. Researchers can trace the mid-century footprint of Stanford University, the industrial Salt Evaporators, and the Southern Pacific rail lines.
  46. 1982 Map of Palo Alto, 1983 Print
    1982 Map of Palo Alto, 1983 Print
    1982 Palo Alto
    1983 Print · USGS
    The Santa Cruz Mountains and the Peninsula's bayshore are captured here in the early eighties as tech-driven growth reshaped the valley. Researchers can trace the sprawling grounds of Stanford University or explore coastal landmarks like the Pigeon Point Lighthouse.
    2 unique versions available
  49. 1985 Map of San Francisco, 1989 Print
    1985 Map of San Francisco, 1989 Print
    1985 San Francisco
    1989 Print · USGS
    The Bay Area is captured in the mid-1980s through experimental Landsat satellite imagery, offering a unique technological perspective of the California coast. Trace the urban boundaries of San Francisco and Alameda against the San Francisco Bay and Lorenzo.
  52. 1991 Map of La Honda, 1995 Print
    1991 Map of La Honda, 1995 Print
    1991 La Honda
    1995 Print · USGS
    The Santa Cruz Mountains in the early nineties show a landscape of redwood-canopy retreats and institutional ranches. Genealogists and local historians can trace the footprints of Redwood Terrace, Pomponio Ranch, and the Oil Wells near Kingston Cr.
  55. 1997 Map of La Honda, 1999 Print
    1997 Map of La Honda, 1999 Print
    1997 La Honda
    1999 Print · USGS
    Coastal San Mateo County's ridge-and-valley landscape appears here in the late twentieth century, showing a region of dense woods and scattered rural enclaves. Researchers can trace the layout of family-named ranches and youth camps like Pomponio Ranch and San Francisco Camp.
  58. 2021 Map of La Honda, 2021 Print
    2021 Map of La Honda, 2021 Print
    2021 La Honda
    2021 Print · USGS
    The coastal valleys of San Mateo County are shown here in the 2020s, highlighting the enduring rural character of the Santa Cruz Mountains. Genealogists and hikers can trace old routes like Old Haul Road or find family landmarks in Loma Mar and La Honda.
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