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Old Maps of San Luis Obispo County, California

Explore 267 old maps of San Luis Obispo County, spanning from 1897 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 San Luis Obispo 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 San Luis Obispo County to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.

San Luis Obispo County, CA maps

(267)
  1. 1897 Map of Port Harford
    1897 Map of Port Harford
    1897 Port Harford
    1897 Print · USGS
    Covers San Luis Obispo County, including Port San Luis, United States, and other nearby areas
  3. 1897 Map of San Luis Obispo
    1897 Map of San Luis Obispo
    1897 San Luis Obispo
    1897 Print · USGS
    Covers San Luis Obispo County, including San Luis Obispo, Atascadero, and other nearby areas
  5. 1897 Map of Cayucos
    1897 Map of Cayucos
    1897 Cayucos
    1897 Print · USGS
    Covers San Luis Obispo County, including Morro Bay, Cuesta-by-the-Sea, and other nearby areas
  7. 1897 Map of Arroyo Grande, 1903 Print
    1897 Map of Arroyo Grande, 1903 Print
    1897 Arroyo Grande
    1903 Print · USGS
    Covers San Luis Obispo County, including San Luis Obispo, Arroyo Grande, and other nearby areas
  9. 1900 Map of San Luis
    1900 Map of San Luis
    1900 San Luis
    1900 Print · USGS
    Covers San Luis Obispo County, including San Luis Obispo, Atascadero, and other nearby areas
  11. 1902 Map of Santa Ynez
    1902 Map of Santa Ynez
    1902 Santa Ynez
    1902 Print · USGS
    Covers San Luis Obispo County, including Junction Camp, Figueroa Camp, and other nearby areas
  13. 1903 Map of Mt. Pinos
    1903 Map of Mt. Pinos
    1903 Mt. Pinos
    1903 Print · USGS
    Covers San Luis Obispo County, including Ventucopa, Wheeler Springs, and other nearby areas
  15. 1905 Map of Guadalupe
    1905 Map of Guadalupe
    1905 Guadalupe
    1905 Print · USGS
    Covers San Luis Obispo County, including Santa Maria, Lompoc, and other nearby areas
  17. 1905 Map of Santa Ynez
    1905 Map of Santa Ynez
    1905 Santa Ynez
    1905 Print · USGS
    Covers San Luis Obispo County, including Junction Camp, Figueroa Camp, and other nearby areas
  19. 1905 Map of Lompoc
    1905 Map of Lompoc
    1905 Lompoc
    1905 Print · USGS
    Covers San Luis Obispo County, including Santa Maria, Lompoc, and other nearby areas
  21. 1910 Map of Buena Vista Lake, 1912 Print
    1910 Map of Buena Vista Lake, 1912 Print
    1910 Buena Vista Lake
    1912 Print · USGS
    Covers San Luis Obispo County, including Bakersfield, Shafter, and other nearby areas
  23. 1912 Map of McKittrick
    1912 Map of McKittrick
    1912 McKittrick
    1912 Print · USGS
    Covers San Luis Obispo County, including Lokern, Missouri Triangle, and other nearby areas
  25. 1912 Map of Buena Vista Lake, 1921 Print
    1912 Map of Buena Vista Lake, 1921 Print
    1912 Buena Vista Lake
    1921 Print · USGS
    Covers San Luis Obispo County, including Bakersfield, Shafter, and other nearby areas
  27. 1914 Map of Cholame
    1914 Map of Cholame
    1914 Cholame
    1914 Print · USGS
    Covers San Luis Obispo County, including Avenal, Shandon, and other nearby areas
  29. 1915 Map of Cholame, 1956 Print
    1915 Map of Cholame, 1956 Print
    1915 Cholame
    1956 Print · USGS
    Covers San Luis Obispo County, including Avenal, Shandon, and other nearby areas
  31. 1917 Map of Cholame
    1917 Map of Cholame
    1917 Cholame
    1917 Print · USGS
    Covers San Luis Obispo County, including Avenal, Shandon, and other nearby areas
  33. 1919 Map of San Miguel
    1919 Map of San Miguel
    1919 San Miguel
    1919 Print · USGS
    Covers San Luis Obispo County, including San Miguel, Valleton, and other nearby areas
  35. 1919 Map of Bryson
    1919 Map of Bryson
    1919 Bryson
    1919 Print · USGS
    Covers San Luis Obispo County, including Christmas Cove, South Shore Village, and other nearby areas
  37. 1919 Map of Paso Robles
    1919 Map of Paso Robles
    1919 Paso Robles
    1919 Print · USGS
    Covers San Luis Obispo County, including Atascadero, Paso Robles, and other nearby areas
  39. 1919 Map of Bradley
    1919 Map of Bradley
    1919 Bradley
    1919 Print · USGS
    Covers San Luis Obispo County, including Bee Rock, Wunpost, and other nearby areas
  41. 1919 Map of Adelaida
    1919 Map of Adelaida
    1919 Adelaida
    1919 Print · USGS
    Covers San Luis Obispo County, including Running Deer Ranch, Tri Counties, and other nearby areas
  43. 1919 Map of Piedras Blancas
    1919 Map of Piedras Blancas
    1919 Piedras Blancas
    1919 Print · USGS
    Covers San Luis Obispo County, including United States, California, and other nearby areas
  45. 1919 Map of San Simeon
    1919 Map of San Simeon
    1919 San Simeon
    1919 Print · USGS
    Covers San Luis Obispo County, including Cambria, Harmony, and other nearby areas
  47. 1921 Map of Cape San Martin
    1921 Map of Cape San Martin
    1921 Cape San Martin
    1921 Print · USGS
    Covers San Luis Obispo County, including Gorda, Plaskett, and other nearby areas
  49. 1922 Map of Pozo
    1922 Map of Pozo
    1922 Pozo
    1922 Print · USGS
    Covers San Luis Obispo County, including Pozo, Pippin Corner, and other nearby areas
Showing maps 1-25 of 267

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Frequently asked questions

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