Old Maps of Ontario, California for Academic Research

Study the evolution of Ontario with 39 high-resolution historic maps. Whether you're teaching, researching, or modeling changes in land use, these maps provide essential visual documentation of urban, environmental, and geographic change.

  • Analyze long-term change: Track patterns in development, transportation, and natural features.
  • Ideal for environmental or urban studies: Support academic projects with primary historical map data.
  • Use in the classroom or lab: Educators and researchers rely on these maps to bring historical context to life.

These maps are a powerful tool for teaching, research, and visualizing how Ontario has changed over the decades.


Ontario, CA maps

(39)
  1. 1897 Map of Cucamonga
    1897 Map of Cucamonga
    1897 Cucamonga
    1897 Print · USGS
    Covers Ontario, including Fontana, Rancho Cucamonga, and other nearby areas

  2. 1900 Map of Cucamonga
    1900 Map of Cucamonga
    1900 Cucamonga
    1900 Print · USGS
    Covers Ontario, including Fontana, Rancho Cucamonga, and other nearby areas

  3. 1901 Map of Southern California Sheet No. 1
    1901 Map of Southern California Sheet No. 1
    1901 Southern California Sheet No. 1
    1901 Print · USGS
    Covers Ontario, including Los Angeles, Long Beach, and other nearby areas
    11 unique versions available

  4. 1902 Map of Corona
    1902 Map of Corona
    1902 Corona
    1902 Print · USGS
    Covers Ontario, including Anaheim, Santa Ana, and other nearby areas
    7 unique versions available

  5. 1903 Map of Cucamonga
    1903 Map of Cucamonga
    1903 Cucamonga
    1903 Print · USGS
    Covers Ontario, including Fontana, Rancho Cucamonga, and other nearby areas
    13 unique versions available

  6. 1904 Map of Southern California Sheet No. 1, 1905 Print
    1904 Map of Southern California Sheet No. 1, 1905 Print
    1904 Southern California Sheet No. 1
    1905 Print · USGS
    Covers Ontario, including Los Angeles, Long Beach, and other nearby areas
    3 unique versions available

  7. 1933 Map of Prado
    1933 Map of Prado
    1933 Prado
    1933 Print · USGS
    Covers Ontario, including Anaheim, Corona, and other nearby areas

  8. 1933 Map of Ontario
    1933 Map of Ontario
    1933 Ontario
    1933 Print · USGS
    Covers Ontario, including Rancho Cucamonga, Pomona, and other nearby areas

  9. 1941 Map of Prado
    1941 Map of Prado
    1941 Prado
    1941 Print · USGS
    Covers Ontario, including Anaheim, Corona, and other nearby areas
    2 unique versions available

  10. 1942 Map of Corona and Vicinity
    1942 Map of Corona and Vicinity
    1942 Corona and Vicinity
    1942 Print · USGS
    Covers Ontario, including Riverside, Corona, and other nearby areas

  11. 1942 Map of Ontario and Vicinity
    1942 Map of Ontario and Vicinity
    1942 Ontario and Vicinity
    1942 Print · USGS
    Covers Ontario, including Rancho Cucamonga, Pomona, and other nearby areas
    2 unique versions available

  12. 1942 Map of Corona, 1947 Print
    1942 Map of Corona, 1947 Print
    1942 Corona
    1947 Print · USGS
    Covers Ontario, including Anaheim, Riverside, and other nearby areas
    2 unique versions available

  13. 1943 Map of Corona
    1943 Map of Corona
    1943 Corona
    1943 Print · USGS
    Covers Ontario, including Anaheim, Riverside, and other nearby areas

  14. 1944 Map of Cucamonga
    1944 Map of Cucamonga
    1944 Cucamonga
    1944 Print · USGS
    Covers Ontario, including Fontana, Rancho Cucamonga, and other nearby areas

  15. 1947 Map of Santa Ana, 1949 Print
    1947 Map of Santa Ana, 1949 Print
    1947 Santa Ana
    1949 Print · USGS
    Covers Ontario, including San Diego, Anaheim, and other nearby areas

  16. 1949 Map of Santa Ana
    1949 Map of Santa Ana
    1949 Santa Ana
    1949 Print · USGS
    Covers Ontario, including San Diego, Anaheim, and other nearby areas

  17. 1949 Map of Prado Dam, 1958 Print
    1949 Map of Prado Dam, 1958 Print
    1949 Prado Dam
    1958 Print · USGS
    Covers Ontario, including Anaheim, Corona, and other nearby areas
    2 unique versions available

  18. 1950 Map of Prado Dam
    1950 Map of Prado Dam
    1950 Prado Dam
    1950 Print · USGS
    Covers Ontario, including Anaheim, Corona, and other nearby areas

  19. 1953 Map of San Bernardino
    1953 Map of San Bernardino
    1953 San Bernardino
    1953 Print · USGS
    Covers Ontario, including Riverside, Fontana, and other nearby areas
    2 unique versions available

  20. 1953 Map of Guasti, 1955 Print
    1953 Map of Guasti, 1955 Print
    1953 Guasti
    1955 Print · USGS
    Covers Ontario, including Fontana, Rancho Cucamonga, and other nearby areas
    2 unique versions available

  21. 1954 Map of Corona North, 1955 Print
    1954 Map of Corona North, 1955 Print
    1954 Corona North
    1955 Print · USGS
    Covers Ontario, including Riverside, Corona, and other nearby areas
    2 unique versions available

  22. 1954 Map of Ontario, 1955 Print
    1954 Map of Ontario, 1955 Print
    1954 Ontario
    1955 Print · USGS
    Covers Ontario, including Rancho Cucamonga, Pomona, and other nearby areas
    2 unique versions available

  23. 1954 Map of Ontario, 1959 Print
    1954 Map of Ontario, 1959 Print
    1954 Ontario
    1959 Print · USGS
    Covers Ontario, including Fontana, Rancho Cucamonga, and other nearby areas
    5 unique versions available

  24. 1956 Map of San Bernardino
    1956 Map of San Bernardino
    1956 San Bernardino
    1956 Print · USGS
    Covers Ontario, including Riverside, Fontana, and other nearby areas

  25. 1956 Map of Santa Ana
    1956 Map of Santa Ana
    1956 Santa Ana
    1956 Print · USGS
    Covers Ontario, including San Diego, Anaheim, and other nearby areas

Showing maps 1-25 of 39

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Frequently asked questions

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