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Old Maps of Sonoma County, California

Explore 147 old maps of Sonoma County, spanning from 1902 to today. These high-resolution historic maps reveal how streets, neighborhoods, landmarks, and natural features evolved over time — perfect for genealogy, metal detecting, research, and local history exploration.

What you can do with these maps:

  • See how Sonoma County changed over time: Compare historical maps to modern-day views to trace roads, homesites, rail lines & more.
  • View detailed metadata: Each map includes creators, publishers, year, scale, and archive source.
  • Overlay maps with satellite & LiDAR: Visualize the past alongside modern tools to explore terrain & human change.
  • Trusted historical sources: Maps sourced from the USGS, Library of Congress, and other archives.
  • Access maps your way: View online, download high-res files, or order prints for personal or research use.

Start exploring old maps of Sonoma County to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.

Sonoma County, CA maps

(147)
  1. 1902 Map of Napa
    1902 Map of Napa
    1902 Napa
    1902 Print · USGS
    Covers Sonoma County, including Concord, Vallejo, and other nearby areas
    6 unique versions available
  4. 1914 Map of Petaluma
    1914 Map of Petaluma
    1914 Petaluma
    1914 Print · USGS
    Covers Sonoma County, including Petaluma, San Rafael, and other nearby areas
    5 unique versions available
  7. 1916 Map of Mare Island
    1916 Map of Mare Island
    1916 Mare Island
    1916 Print · USGS
    Covers Sonoma County, including Vallejo, Richmond, and other nearby areas
    4 unique versions available
  10. 1916 Map of Santa Rosa
    1916 Map of Santa Rosa
    1916 Santa Rosa
    1916 Print · USGS
    Covers Sonoma County, including Santa Rosa, Petaluma, and other nearby areas
    3 unique versions available
  13. 1916 Map of Point Reyes
    1916 Map of Point Reyes
    1916 Point Reyes
    1916 Print · USGS
    Covers Sonoma County, including Bivalve, Blakes Landing, and other nearby areas
    3 unique versions available
  16. 1918 Map of Point Reyes
    1918 Map of Point Reyes
    1918 Point Reyes
    1918 Print · USGS
    Covers Sonoma County, including Bivalve, Blakes Landing, and other nearby areas
    7 unique versions available
  19. 1920 Map of Healdsburg
    1920 Map of Healdsburg
    1920 Healdsburg
    1920 Print · USGS
    Covers Sonoma County, including Windsor, Healdsburg, and other nearby areas
  22. 1921 Map of Skaggs
    1921 Map of Skaggs
    1921 Skaggs
    1921 Print · USGS
    Covers Sonoma County, including Goat Rock, Las Lomas, and other nearby areas
  25. 1921 Map of Kelseyville
    1921 Map of Kelseyville
    1921 Kelseyville
    1921 Print · USGS
    Covers Sonoma County, including Cloverdale, Kelseyville, and other nearby areas
  28. 1921 Map of Plantation
    1921 Map of Plantation
    1921 Plantation
    1921 Print · USGS
    Covers Sonoma County, including Sea Ranch, Valley Crossing, and other nearby areas
  31. 1927 Map of Calistoga
    1927 Map of Calistoga
    1927 Calistoga
    1927 Print · USGS
    Covers Sonoma County, including Santa Rosa, Calistoga, and other nearby areas
    2 unique versions available
  34. 1933 Map of Healdsburg
    1933 Map of Healdsburg
    1933 Healdsburg
    1933 Print · USGS
    Covers Sonoma County, including Windsor, Healdsburg, and other nearby areas
  37. 1935 Map of Sebastopol
    1935 Map of Sebastopol
    1935 Sebastopol
    1935 Print · USGS
    Covers Sonoma County, including Santa Rosa, Windsor, and other nearby areas
  40. 1938 Map of Hopland
    1938 Map of Hopland
    1938 Hopland
    1938 Print · USGS
    Covers Sonoma County, including Cloverdale, Yorkville, and other nearby areas
  43. 1940 Map of Healdsburg
    1940 Map of Healdsburg
    1940 Healdsburg
    1940 Print · USGS
    Covers Sonoma County, including Windsor, Healdsburg, and other nearby areas
    3 unique versions available
  46. 1942 Map of Mare Island
    1942 Map of Mare Island
    1942 Mare Island
    1942 Print · USGS
    Covers Sonoma County, including Vallejo, Richmond, and other nearby areas
  49. 1942 Map of Sebastopol
    1942 Map of Sebastopol
    1942 Sebastopol
    1942 Print · USGS
    Covers Sonoma County, including Santa Rosa, Windsor, and other nearby areas
    3 unique versions available
  52. 1942 Map of Sonoma
    1942 Map of Sonoma
    1942 Sonoma
    1942 Print · USGS
    Covers Sonoma County, including Napa, Sonoma, and other nearby areas
  55. 1942 Map of Petaluma
    1942 Map of Petaluma
    1942 Petaluma
    1942 Print · USGS
    Covers Sonoma County, including Petaluma, San Rafael, and other nearby areas
  58. 1942 Map of Bodega Head, 1956 Print
    1942 Map of Bodega Head, 1956 Print
    1942 Bodega Head
    1956 Print · USGS
    Covers Sonoma County, including Carmet, Bodega Bay, and other nearby areas
    3 unique versions available
  61. 1942 Map of Arched Rock, 1956 Print
    1942 Map of Arched Rock, 1956 Print
    1942 Arched Rock
    1956 Print · USGS
    Covers Sonoma County, including United States, California, and other nearby areas
    3 unique versions available
  64. 1943 Map of Point Arena
    1943 Map of Point Arena
    1943 Point Arena
    1943 Print · USGS
    Covers Sonoma County, including Point Arena, Gallaway, and other nearby areas
    2 unique versions available
  67. 1943 Map of Tombs Creek
    1943 Map of Tombs Creek
    1943 Tombs Creek
    1943 Print · USGS
    Covers Sonoma County, including Las Lomas, United States, and other nearby areas
  70. 1943 Map of Calistoga, 1955 Print
    1943 Map of Calistoga, 1955 Print
    1943 Calistoga
    1955 Print · USGS
    Covers Sonoma County, including Santa Rosa, Calistoga, and other nearby areas
  73. 1943 Map of Stewarts Point, 1956 Print
    1943 Map of Stewarts Point, 1956 Print
    1943 Stewarts Point
    1956 Print · USGS
    Covers Sonoma County, including Sea Ranch, Valley Crossing, and other nearby areas
    3 unique versions available
Showing maps 1-25 of 147

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Frequently asked questions

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