1900s (20th Century) Maps of Chino Hills, California
Explore 49 historic maps of Chino Hills from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — 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 Chino Hills's landscape evolved across the 1900s, 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 1900s, 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 Chino Hills's history through authentic maps from the 1900s. This is your window into the past.
Chino Hills, CA maps
(49)- 1900 Map of Cucamonga
1900 Cucamonga1900 Print · USGSSan Bernardino and Los Angeles Counties are shown here during the late nineteenth-century citrus boom, before urban sprawl merged these distinct agricultural colonies. Trace early rail lines through Ioamosa, Claremont, and Chino, or locate the isolated Toll House and Power House in the northern canyons. - 1901 Map of Southern California Sheet No. 1
1901 Southern California Sheet No. 11901 Print · USGSGreater Los Angeles at the dawn of the twentieth century is a landscape of growing citrus towns and a burgeoning rail network. Genealogists and historians can trace the early gridded streets of Hollywood and Pasadena or locate landmarks like Bear Lake and the Cahuilla Indian Reservation.6 unique versions available - 1901 Map of Anaheim
1901 Anaheim1901 Print · USGSOrange County's citrus and rail heartland is meticulously detailed at the start of the century, showing the early layouts of Anaheim and Fullerton. Genealogists can trace early homesteads and rail stops like Loara, Miraflores, and Olinda.6 unique versions available - 1902 Map of Corona
1902 Corona1902 Print · USGSThe Orange County and Riverside borderlands at the start of the 1900s show an era of rapid rail expansion and water engineering. Researchers can trace the early footprints of Anaheim and Orange or find vanished industry at the Santiago Coal Mine.7 unique versions available - 1903 Map of Cucamonga
1903 Cucamonga1903 Print · USGSThe Inland Empire is shown at a pivotal moment of agricultural expansion in the early twentieth century, when irrigation was transforming the valley. Trace the early rail networks of the Southern Pacific and the Santa Fe through citrus-growing centers like Ontario, Cucamonga, and Ioamosa.11 unique versions available - 1904 Map of Pomona
1904 Pomona1904 Print · USGSThe eastern San Gabriel Valley is shown here at the turn of the century as a burgeoning network of citrus towns and vital rail lines. Genealogists can trace early homesteads and vanished stops such as Lordsburg, Alosta, and the Rowland Siding along the Southern Pacific RR.7 unique versions available - 1904 Map of Southern California Sheet No. 1, 1905 Print
1904 Southern California Sheet No. 11905 Print · USGSSouthern California at the dawn of the twentieth century shows a landscape of citrus groves and coastal towns connected by rail. Genealogists and historians can trace early settlements like San Juan Capistrano, find remote sites like the Rose Mine, and study the original water systems of the Santa Ana River.2 unique versions available - 1928 Map of Claremont
1928 Claremont1928 Print · USGSEastern Los Angeles County appears here in the late twenties, during a period of rapid suburban and academic growth. Researchers can trace the early layouts of Claremont and Pomona, locating Pomona College, the Pacific Electric lines, and the Pomona Cemetery.3 unique versions available - 1928 Map of La Brea
1928 La Brea1928 Print · USGSThe hills of Eastern Los Angeles County are captured here in the late twenties during a period of expanding ranching and early oil exploration. Genealogists and historians can trace family-named sites like Silver Peak Ranch, local landmarks such as Fairview School, and the path of the Union Pacific Railroad.3 unique versions available - 1933 Map of Prado
1933 Prado1933 Print · USGSIn the early 1930s, the Chino Valley was a hub of irrigation canals and rail-side settlements before later development changed the landscape. Genealogists and historians can trace old homesteads like Pellissier Ranch and schools like the California Junior Republic School. - 1933 Map of Ontario
1933 Ontario1933 Print · USGSThe citrus heart of the Inland Empire comes into focus in the early thirties as it transitions into a major transit hub. Genealogists and historians can trace the early footprints of Ontario, Upland, and Chino, while locating landmarks like Bellevue Cem and the Pacific Electric line. - 1935 Map of Olinda
1935 Olinda1935 Print · USGSOrange County in the mid-1930s shows an evolving landscape of rail lines and irrigation networks. Genealogists and local historians can trace the early footprints of Yorba Linda and Placentia, or locate defunct rail stops like Loftus and Carlton. - 1941 Map of Prado
1941 Prado1941 Print · USGSSouthern California's inland corridor is captured here in the 1930s, showing the river valley before the dam changed the landscape forever. Trace the old routes of the Union Pacific through Prado and locate local landmarks like the Pellissier Ranch.2 unique versions available - 1942 Map of Anaheim
1942 Anaheim1942 Print · USGSOrange County's agricultural heart is captured mid-century during a period of rapid wartime development. Genealogists can locate family landmarks like Diamond Bar Ranch, local schools such as Alamitos Sch, and communities like Garden Grove or Stanton.2 unique versions available - 1942 Map of Ontario and Vicinity
1942 Ontario and Vicinity1942 Print · USGSThe Inland Empire is shown at a pivotal moment in the early 1940s, when orange groves and vineyards still dominated the landscape between the mountains and the valley floor. Researchers can trace the rail corridors of the SOUTHERN PACIFIC and the Pacific Electric while locating old neighborhood markers like Narod, Sunsweet, and the Sierra Vista Sch.2 unique versions available - 1942 Map of Corona, 1947 Print
1942 Corona1947 Print · USGSRiverside County at the dawn of the 1940s reveals a unique mix of agricultural roots, mountain canyons, and significant regional infrastructure projects. Genealogists and local historians can trace the early street plans of Corona and Norco, or locate landmarks like the East Vale Sch and the Santiago Reservoir.2 unique versions available - 1943 Map of Corona
1943 Corona1943 Print · USGSThe Santa Ana River valley during the mid-forties shows a landscape shaped by water management and early inland growth. Trace the development of Corona and Norco alongside the massive Prado Dam and local landmarks like the East Vale Sch. - 1944 Map of Cucamonga
1944 Cucamonga1944 Print · USGSThe San Gabriel Valley and Inland Empire are shown here during the mid-forties, capturing the peak of the region's citrus era and rail-based transit. Researchers can trace early campus layouts at Pomona College or locate vanished landmarks like the Monta Vista Resort and Padua Hills Theater. - 1947 Map of Santa Ana, 1949 Print
1947 Santa Ana1949 Print · USGSSouthern California is depicted here in the late forties, showing the expansion of the Inland Empire and the Orange County coast. Researchers can trace the early layout of Palm Springs or locate long-standing tribal lands like the Pala Indian Reservation and Rincon Indian Res. - 1949 Map of Santa Ana
1949 Santa Ana1949 Print · USGSSouthern California underwent a profound transformation in the late 1940s as military installations and citrus groves shared the landscape. Researchers can trace early coastal growth at Laguna Beach, military history at Camp Pendleton, and the rail corridors of the Pacific Electric. - 1949 Map of Black Star Canyon, 1955 Print
1949 Black Star Canyon1955 Print · USGSThe Orange County backcountry during the post-war era shows a landscape of deep canyons and early mineral works. Researchers can trace historic industrial sites like the Santiago Coal Mine or visit the remote Hidden Ranch near Irvine Lake.2 unique versions available - 1949 Map of Yorba Linda, 1957 Print
1949 Yorba Linda1957 Print · USGSOrange and Los Angeles counties meet in this postwar survey during a time of industrial oil production and expanding citrus groves. Researchers can trace early infrastructure like the Pacific Electric railroad and landmarks such as La Vida Mineral Springs or the Olinda Oil Field.2 unique versions available - 1949 Map of Prado Dam, 1958 Print
1949 Prado Dam1958 Print · USGSSan Bernardino and Riverside counties meet at the site of the newly completed dam and flood basin in the late 1940s. Trace the footprints of the Cal-Aero Flight Academy, the California Institution for Men, and the Rancho Santa Ana Botanic Gardens.2 unique versions available - 1950 Map of Prado Dam
1950 Prado Dam1950 Print · USGSThe Prado Dam area at the start of the 1950s shows a unique mix of institutional expansion, aviation history, and flood control. Local researchers can trace the Cal-Aero Flight Academy, the California Institution for Men, and the Rancho Santa Ana Botanic Gardens. - 1950 Map of Yorba Linda
1950 Yorba Linda1950 Print · USGSMid-century Orange County is caught in a moment of transition between its petroleum roots and growing citrus communities. Genealogists and local historians can trace the early grids of Yorba Linda and Placentia or locate sites like La Vida Mineral Springs and the Olinda Oil Field.
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