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2000s (21st Century) Maps of Ontario, California

Explore 16 historic maps of Ontario from the 2000s (21st Century). These maps offer a rare glimpse into what life looked like during the 2000s — 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 Ontario's landscape evolved across the 2000s, 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 2000s, 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 Ontario's history through authentic maps from the 2000s. This is your window into the past.

Ontario, CA maps

(16)
  1. 2012 Map of Ontario, 2012 Print
    2012 Map of Ontario, 2012 Print
    2012 Ontario
    2012 Print · USGS
    The Inland Empire is shown at a peak of suburban and academic development during the early 2000s. Researchers can trace educational landmarks like Claremont Graduate University or find local cultural sites like the Mission Tiki Drive-In Theatre and Voortman's Egg Ranch.
  4. 2012 Map of Guasti, 2012 Print
    2012 Map of Guasti, 2012 Print
    2012 Guasti
    2012 Print · USGS
    San Bernardino County at the turn of the decade showcases a dense network of suburban expansion and industrial infrastructure. Genealogists and local historians can trace legacy sites like the John Rains House and the heritage of Guasti through its namesake winery and the Galleano Winery.
  7. 2012 Map of Corona North, 2012 Print
    2012 Map of Corona North, 2012 Print
    2012 Corona North
    2012 Print · USGS
    Riverside County at the start of the 2010s shows a landscape of suburban growth and institutional centers. Local historians can trace the development of Eastvale and Norco alongside landmarks like Lake Norconian and Crestlawn Memorial Park.
  10. 2012 Map of Prado Dam, 2012 Print
    2012 Map of Prado Dam, 2012 Print
    2012 Prado Dam
    2012 Print · USGS
    The Chino Hills and Santa Ana River flood basin are captured here during a period of significant suburban expansion into the historic ranch lands. Researchers can trace the layout of the Yorba Slaughter Adobe, the Boys Republic campus, and the modern operations at Chino Airport.
  13. 2015 Map of Ontario, 2015 Print
    2015 Map of Ontario, 2015 Print
    2015 Ontario
    2015 Print · USGS
    The Pomona Valley in the mid-2010s shows a dense network of higher education and suburban growth across the Los Angeles and San Bernardino county line. Trace the campus layouts of Scripps College and Pitzer College or locate the historic Palomares Cemetery.
  16. 2015 Map of Corona North, 2015 Print
    2015 Map of Corona North, 2015 Print
    2015 Corona North
    2015 Print · USGS
    The Inland Empire is shown in detail during a period of significant growth, centered on the Santa Ana River valley. Trace the development of communities like Eastvale, Norco, and Jurupa Valley, alongside landmarks like Lake Norconian and Crestlawn Memorial Park.
  19. 2015 Map of Guasti, 2015 Print
    2015 Map of Guasti, 2015 Print
    2015 Guasti
    2015 Print · USGS
    The Inland Empire is shown in its modern phase of rapid suburban and industrial growth during the mid-2010s. Researchers can trace the layout of historical settlements like Guasti and Etiwanda alongside major infrastructure like the Ontario International Airport.
  22. 2015 Map of Prado Dam, 2015 Print
    2015 Map of Prado Dam, 2015 Print
    2015 Prado Dam
    2015 Print · USGS
    The Prado Dam area during the mid-2010s shows a landscape defined by massive flood control projects and suburban growth. Researchers can trace the development of Los Serranos, the operations of Boys Republic, and the hydrology of the Santa Ana River.
  25. 2018 Map of Guasti, 2018 Print
    2018 Map of Guasti, 2018 Print
    2018 Guasti
    2018 Print · USGS
    The Inland Empire is shown in a period of intense modern development, where major logistics hubs meet established neighborhoods. Researchers can trace the layout of Ontario International Airport and the historic settlement at Guasti or the Pacific Electric Trail corridor.
  28. 2018 Map of Ontario, 2018 Print
    2018 Map of Ontario, 2018 Print
    2018 Ontario
    2018 Print · USGS
    The Inland Empire’s dense urban grid and academic centers are on full display in this late-2010s survey of the Claremont and Ontario area. Researchers can trace local burial grounds like Palomares Cemetery or locate the historic campuses of Scripps College and Pomona College.
  31. 2018 Map of Corona North, 2018 Print
    2018 Map of Corona North, 2018 Print
    2018 Corona North
    2018 Print · USGS
    Riverside and Corona are shown during a period of rapid suburban growth in the late twenty-teens. Researchers can trace the development of Eastvale and Jurupa Valley, or locate established landmarks like Norco College and the Pierce Brothers-Crestlawn Mortuary and Memorial Park.
  34. 2018 Map of Prado Dam, 2018 Print
    2018 Map of Prado Dam, 2018 Print
    2018 Prado Dam
    2018 Print · USGS
    The tri-county borderlands of San Bernardino, Riverside, and Orange counties are captured here as suburban expansion meets the protected open space of the Chino Hills. Local historians can trace the paths of the Santa Ana River and Chino Creek near the Prado Dam or locate the historic grounds of Boys Republic.
  37. 2021 Map of Guasti, 2021 Print
    2021 Map of Guasti, 2021 Print
    2021 Guasti
    2021 Print · USGS
    The Inland Empire's transition from agricultural roots to a global logistics hub is on full display here. Trace the complex transport network surrounding Ontario International Airport, the historic Pacific Electric Ry line, and the community of Guasti.
  40. 2021 Map of Ontario, 2021 Print
    2021 Map of Ontario, 2021 Print
    2021 Ontario
    2021 Print · USGS
    The Inland Empire's academic and industrial heartland is captured here in the early twenty-first century. Genealogists and researchers can locate established sites like Palomares Cemetery, Cable Airport, and the various campuses of Claremont.
  43. 2022 Map of Corona North, 2022 Print
    2022 Map of Corona North, 2022 Print
    2022 Corona North
    2022 Print · USGS
    The Riverside and Corona corridor shows its modern suburban and industrial character in the early 2020s. Trace the reach of the Riverside Canal and locate important landmarks like Lake Norconian, Norco College, and local cemeteries.
  46. 2022 Map of Prado Dam, 2022 Print
    2022 Map of Prado Dam, 2022 Print
    2022 Prado Dam
    2022 Print · USGS
    Southern California's urban edge meets the wild canyonlands at the junction of three counties in the early 2020s. Researchers can map the residential growth of Los Serranos and Chino Hills or trace the geography of the Santa Ana River near the Prado Flood Control Basin.
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