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Old Maps of Castro Valley, California for Metal Detecting

Plan your next treasure hunt with 33 historic maps of Castro Valley. 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 Castro Valley.

Castro Valley, CA maps

(33)
  1. 1897 Map of Concord
    1897 Map of Concord
    1897 Concord
    1897 Print · USGS
    Covers Castro Valley, including Oakland, Concord, and other nearby areas
    6 unique versions available
  4. 1899 Map of Haywards
    1899 Map of Haywards
    1899 Haywards
    1899 Print · USGS
    Covers Castro Valley, including Oakland, Fremont, and other nearby areas
    5 unique versions available
  7. 1915 Map of Haywards
    1915 Map of Haywards
    1915 Haywards
    1915 Print · USGS
    Covers Castro Valley, including Oakland, Fremont, and other nearby areas
    4 unique versions available
  10. 1915 Map of Concord
    1915 Map of Concord
    1915 Concord
    1915 Print · USGS
    Covers Castro Valley, including Oakland, Concord, and other nearby areas
    5 unique versions available
  13. 1942 Map of Concord
    1942 Map of Concord
    1942 Concord
    1942 Print · USGS
    Covers Castro Valley, including Oakland, Concord, and other nearby areas
  16. 1942 Map of Hayward
    1942 Map of Hayward
    1942 Hayward
    1942 Print · USGS
    Covers Castro Valley, including Oakland, Fremont, and other nearby areas
  19. 1943 Map of Concord
    1943 Map of Concord
    1943 Concord
    1943 Print · USGS
    Covers Castro Valley, including Oakland, Concord, and other nearby areas
  22. 1947 Map of San Francisco, 1948 Print
    1947 Map of San Francisco, 1948 Print
    1947 San Francisco
    1948 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
  25. 1947 Map of San Leandro, 1956 Print
    1947 Map of San Leandro, 1956 Print
    1947 San Leandro
    1956 Print · USGS
    Covers Castro Valley, including Oakland, Hayward, and other nearby areas
  28. 1947 Map of Las Trampas Ridge, 1956 Print
    1947 Map of Las Trampas Ridge, 1956 Print
    1947 Las Trampas Ridge
    1956 Print · USGS
    Covers Castro Valley, including Oakland, San Ramon, and other nearby areas
  31. 1947 Map of Hayward, 1957 Print
    1947 Map of Hayward, 1957 Print
    1947 Hayward
    1957 Print · USGS
    Covers Castro Valley, including Oakland, Hayward, and other nearby areas
  34. 1948 Map of San Leandro
    1948 Map of San Leandro
    1948 San Leandro
    1948 Print · USGS
    Covers Castro Valley, including Oakland, Hayward, and other nearby areas
  37. 1948 Map of San Francisco, 1951 Print
    1948 Map of San Francisco, 1951 Print
    1948 San Francisco
    1951 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
  40. 1949 Map of Las Trampas Ridge
    1949 Map of Las Trampas Ridge
    1949 Las Trampas Ridge
    1949 Print · USGS
    Covers Castro Valley, including Oakland, San Ramon, and other nearby areas
  43. 1950 Map of Hayward
    1950 Map of Hayward
    1950 Hayward
    1950 Print · USGS
    Covers Castro Valley, including Oakland, Hayward, and other nearby areas
  46. 1955 Map of San Francisco
    1955 Map of San Francisco
    1955 San Francisco
    1955 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
  49. 1956 Map of San Francisco
    1956 Map of San Francisco
    1956 San Francisco
    1956 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
    4 unique versions available
  52. 1957 Map of San Francisco
    1957 Map of San Francisco
    1957 San Francisco
    1957 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
  55. 1959 Map of San Leandro, 1960 Print
    1959 Map of San Leandro, 1960 Print
    1959 San Leandro
    1960 Print · USGS
    Covers Castro Valley, including Oakland, Hayward, and other nearby areas
    4 unique versions available
  58. 1959 Map of Hayward, 1960 Print
    1959 Map of Hayward, 1960 Print
    1959 Hayward
    1960 Print · USGS
    Covers Castro Valley, including Oakland, Hayward, and other nearby areas
    6 unique versions available
  61. 1959 Map of Las Trampas Ridge, 1960 Print
    1959 Map of Las Trampas Ridge, 1960 Print
    1959 Las Trampas Ridge
    1960 Print · USGS
    Covers Castro Valley, including Oakland, San Ramon, and other nearby areas
    5 unique versions available
  64. 1959 Map of Concord, 1961 Print
    1959 Map of Concord, 1961 Print
    1959 Concord
    1961 Print · USGS
    Covers Castro Valley, including Oakland, Concord, and other nearby areas
    2 unique versions available
  67. 1959 Map of Hayward, 1961 Print
    1959 Map of Hayward, 1961 Print
    1959 Hayward
    1961 Print · USGS
    Covers Castro Valley, including Oakland, Fremont, and other nearby areas
    2 unique versions available
  70. 1960 Map of San Francisco
    1960 Map of San Francisco
    1960 San Francisco
    1960 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
  73. 1961 Map of San Francisco
    1961 Map of San Francisco
    1961 San Francisco
    1961 Print · USGS
    Covers Castro Valley, including San Jose, San Francisco, and other nearby areas
Showing maps 1-25 of 33

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Frequently asked questions

  • What are the different types of historical maps available for Castro Valley?
  • What is the oldest map of Castro Valley?
  • Where can I purchase historical maps of Castro Valley for my home or office?
  • Where can I download high-res historical maps of Castro Valley?
  • Are there historical topographic maps available for Castro Valley?
  • Is there historical aerial imagery available for Castro Valley?
  • Where are historical maps of Castro Valley sourced from?