Old Maps of Thornton, California for Academic Research
Study the evolution of Thornton with 15 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 Thornton has changed over the decades.
Thornton, CA maps
(15)- 1894 Map of Lodi1894 Lodi1894 Print · USGSThe northern Central Valley and Sierra foothills come alive in the late nineteenth century as railroads reshape the landscape. Local historians can trace early transit hubs like Lodi and Galt alongside rural landmarks like Alabama House and Michigan Bar.3 unique versions available
- 1910 Map of New Hope1910 New Hope1910 Print · USGSThe California Delta at the start of the twentieth century was a complex network of reclaimed islands and vital waterways. Genealogists and local historians can trace the early community at New Hope and its New Hope School, or locate landings along the Mokelumne River.2 unique versions available
- 1939 Map of Lodi, 1957 Print1939 Lodi1957 Print · USGSThe San Joaquin Delta during the late 1930s shows a landscape of reclaimed islands and a bustling rail-and-river economy. Genealogists and historians can trace old rural school districts like Ray District Sch and landmarks such as the New Hope Migratory Labor Camp.2 unique versions available
- 1942 Map of Lodi1942 Lodi1942 Print · USGSThe San Joaquin delta region thrives as a complex network of reclaimed islands and sloughs in the early 1940s. Genealogists and historians can trace the foundations of local society through Thornton Migratory Labor Camp, Liberty School, and the busy Mokelumne River landings.
- 1947 Map of Sacramento, 1948 Print1947 Sacramento1948 Print · USGSThe Sacramento Valley meets the high Sierra during a period of post-war expansion. Trace the historic river delta islands like Grand Island or locate early airfield footprints at McClellan Air Force Base and Mather Air Force Base.2 unique versions available
- 1948 Map of Sacramento, 1951 Print1948 Sacramento1951 Print · USGSPost-war Northern California comes alive in this regional survey, capturing the era of expansion between the Central Valley and the High Sierra. Researchers can trace the rail networks of the Central California Traction and Sacramento Northern RR or locate landmarks like the State Capitol and University of California Davis.
- 1952 Map of New Hope, 1954 Print1952 New Hope1954 Print · USGSThe Sacramento-San Joaquin Delta in the early fifties was a landscape of reclaimed land and vital waterways. Researchers can trace the development of Thornton, locate the New Hope Sch, and follow the Western Pacific rail line through Brack.3 unique versions available
- 1956 Map of Sacramento1956 Sacramento1956 Print · USGSMid-century California unfolds from the delta to the high Sierra, capturing a landscape of growing valley cities and burgeoning military airbases. Genealogists and historians can trace the rail lines and river towns from Woodland to Lodi, or explore the foothill settlements of Placerville and Jackson.2 unique versions available
- 1957 Map of Sacramento, 1966 Print1957 Sacramento1966 Print · USGSIn the mid-twentieth century, the California heartland was a hub of river transport, rail lines, and military airbases. Genealogists and historians can trace the development of Gold Country towns like Angels Camp and Sonora or follow the path of the Southern Pacific RR through the growing suburbs of Sacramento.4 unique versions available
- 1978 Map of Thornton1978 Thornton1978 Print · USGSThe California Delta landscape of the late seventies shows a highly engineered world of tracts and sloughs at the border of Sacramento and San Joaquin counties. Trace local landmarks like New Hope Landing, Thornton, and the Southern Pacific rail line.2 unique versions available
- 1993 Map of Lodi, 1994 Print1993 Lodi1994 Print · USGSNorthern California's delta country and the growing Central Valley corridors are captured here in the early nineties. Genealogists and historians can trace the intricate island tracts, old railroad lines like the Sacramento Northern RR, and established local landmarks including the Lodi Memorial Cemetery and University of the Pacific.2 unique versions available
- 2012 Map of Thornton, 2012 Print2012 Thornton2012 Print · USGSCovers Thornton, including New Hope, New Hope Landing, and other nearby areas
- 2015 Map of Thornton, 2015 Print2015 Thornton2015 Print · USGSCovers Thornton, including New Hope, New Hope Landing, and other nearby areas
- 2018 Map of Thornton, 2018 Print2018 Thornton2018 Print · USGSCovers Thornton, including New Hope, New Hope Landing, and other nearby areas
- 2022 Map of Thornton, 2022 Print2022 Thornton2022 Print · USGSThe transition between the Sacramento and San Joaquin Valleys is captured here in the early twenty-first century, showing a landscape defined by delta waterways. Genealogists and local historians can trace family land along Thornton, Dead Horse Island, or the banks of the Mokelumne River.
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