1970s Maps of Contra Costa County, California

Explore 8 historic maps of Contra Costa County from the 1970s. These maps offer a rare glimpse into what life looked like during the 1970s — 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 Contra Costa County's landscape evolved across the 1970s, 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 1970s, 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 Contra Costa County's history through authentic maps from the 1970s. This is your window into the past.


Contra Costa County, CA maps

(8)
  1. 1971 Map of San Francisco
    1971 Map of San Francisco
    1971 San Francisco
    1971 Print · USGS
    Covers Contra Costa County, including San Jose, San Francisco, and other nearby areas

  2. 1978 Map of Bouldin Island
    1978 Map of Bouldin Island
    1978 Bouldin Island
    1978 Print · USGS
    Covers Contra Costa County, including Sacramento County, San Joaquin County, and other nearby areas
    2 unique versions available

  3. 1978 Map of Brentwood
    1978 Map of Brentwood
    1978 Brentwood
    1978 Print · USGS
    Covers Contra Costa County, including Antioch, Brentwood, and other nearby areas
    3 unique versions available

  4. 1978 Map of Jersey Island
    1978 Map of Jersey Island
    1978 Jersey Island
    1978 Print · USGS
    Covers Contra Costa County, including Oakley, Bethel Island, and other nearby areas

  5. 1978 Map of Clifton Court Forebay
    1978 Map of Clifton Court Forebay
    1978 Clifton Court Forebay
    1978 Print · USGS
    Covers Contra Costa County, including Mountain House, Alameda County, and other nearby areas
    3 unique versions available

  6. 1978 Map of Antioch North
    1978 Map of Antioch North
    1978 Antioch North
    1978 Print · USGS
    Covers Contra Costa County, including Antioch, Pittsburg, and other nearby areas
    4 unique versions available

  7. 1978 Map of Woodward Island, 1979 Print
    1978 Map of Woodward Island, 1979 Print
    1978 Woodward Island
    1979 Print · USGS
    Covers Contra Costa County, including Oakley, Discovery Bay, and other nearby areas
    2 unique versions available

  8. 1978 Map of San Francisco, 1979 Print
    1978 Map of San Francisco, 1979 Print
    1978 San Francisco
    1979 Print · USGS
    Covers Contra Costa County, including San Francisco, Oakland, and other nearby areas
    2 unique versions available

End of results
Showing maps 1-8 of 8

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Frequently asked questions

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