1900s (20th Century) Maps of East Petaluma, Petaluma
Explore 11 historic maps of East Petaluma 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 East Petaluma'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 East Petaluma's history through authentic maps from the 1900s. This is your window into the past.
East Petaluma, Petaluma maps
(11)- 1914 Map of Petaluma
1914 Petaluma1914 Print · USGSThe North Bay region near the turn of the century shows a landscape of tidal marshes and rising ridges connected by the Northwestern Pacific. Genealogists and historians can trace old family ranch sites like Freitas Ranch and numerous rural schoolhouses including Iowa School and Burdell School.5 unique versions available - 1942 Map of Petaluma
1942 Petaluma1942 Print · USGSThe Marin and Sonoma county line runs through this early 1940s landscape of tidal marshes and ranch lands. Genealogists can trace family names at Mt Oliver Cemetery or find historic rural institutions like the Olompali School and St Vincent Station. - 1947 Map of Santa Rosa
1947 Santa Rosa1947 Print · USGSNorthern California in the late 1940s was a landscape of agricultural valleys and vital rail hubs. Trace the historic routes of the Northwestern Pacific through Healdsburg or explore the mid-century waterfronts of Vallejo and Benicia near Mare Island. - 1949 Map of Santa Rosa
1949 Santa Rosa1949 Print · USGSThe North Bay and Wine Country appear here in the late 1940s, when the Northwestern Pacific RR still dominated regional transit. Genealogists and historians can trace old coastal outposts like Anchor Bay Settlement and the early layout of Santa Rosa.2 unique versions available - 1953 Map of Petaluma, 1955 Print
1953 Petaluma1955 Print · USGSPetaluma and the surrounding Sonoma and Marin county borderlands are shown here in the early fifties, caught between their agricultural roots and modern growth. Genealogists and historians can trace numerous rural schoolhouses like Iowa School and Union Sch or the path of the Northwestern Pacific railroad.3 unique versions available - 1954 Map of Petaluma, 1959 Print
1954 Petaluma1959 Print · USGSCoastal mountains and river sloughs define the Marin and Sonoma borderlands in the mid-1950s, a period of military expansion and rural transition. Genealogists and historians can trace family-named schools like Iowa School or Wilson Sch and the extensive infrastructure of Hamilton Air Force Base.3 unique versions available - 1954 Map of Petaluma, 1969 Print
1954 Petaluma1969 Print · USGSPetaluma and its surrounding ranch lands are shown in the mid-twentieth century as the urban area begins to expand along the Petaluma River. Researchers can trace old property lines and rural schoolhouses like Union Sch and the Northwestern Pacific rail line. - 1958 Map of Santa Rosa, 1968 Print
1958 Santa Rosa1968 Print · USGSThe North Bay and Wine Country are captured in the mid-twentieth century as the region balanced its agricultural roots with a growing military and recreational footprint. Researchers can trace the Northwestern Pacific RR through the Russian River valley or locate landmarks like the Petaluma Adobe Historical Monument and The Geysers Resort.3 unique versions available - 1962 Map of Santa Rosa
1962 Santa Rosa1962 Print · USGSThe North Bay and Wine Country were entering a period of significant growth in the early sixties, anchored by established rail corridors and coastal maritime commerce. Genealogists and historians can trace the development of Santa Rosa, locate the Mare Island Naval Shipyard, and follow the Northwestern Pacific RR through the Cotati Valley. - 1964 Map of Santa Rosa
1964 Santa Rosa1964 Print · USGSThe North Bay and Wine Country appear in the mid-fifties during a period of significant military and educational growth. Trace old rail lines like the Northwestern Pacific RR and explore historic sites from Petaluma to the Benicia Arsenal. - 1983 Map of Napa
1983 Napa1983 Print · USGSThe North Bay and wine country are captured in the early eighties as suburban growth began to surround traditional agricultural centers. Researchers can trace the rail corridors of the Northwestern Pacific Railroad, the grounds of Mare Island Naval Shipyard, and the reach of the San Andreas Rift Zone.
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