1900s (20th Century) Maps of Santa Rosa, California

1. 1916 Map of Santa Rosa

   

   1916 Santa Rosa

   1916 Print · USGS

   Sonoma County in the mid-1910s is a landscape of established rail towns and historic land grants. Researchers can trace early infrastructure through sites like the Sonoma State Home, Adobe Fort, and rural landmarks such as Grangers Hall or the Winery.

   3 unique versions available

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4. 1927 Map of Calistoga

   

   1927 Calistoga

   1927 Print · USGS

   Upper Napa Valley and the surrounding peaks come alive in this 1920s tactical survey. Genealogists and researchers can trace the early mercury industry at the Oat Hill Mine, locate family roots near Langstry Ranch, or follow the old Southern Pacific line through Larkmead and Bale.

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7. 1935 Map of Sebastopol

   

   1935 Sebastopol

   1935 Print · USGS

   The Sonoma County hills and the Gold Ridge fruit district are captured here in the mid-1930s, just as the regional rail network still connected small agricultural hamlets. Genealogists can trace family footprints at Watson Sch, Two Rock Ch, and the rural community of Bloomfield.

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10. 1942 Map of Sebastopol

    

    1942 Sebastopol

    1942 Print · USGS

    Western Sonoma County comes into focus in the early 1940s, showing a landscape defined by apple orchards and redwood groves. Genealogists can trace family footprints through rural sites like Gold Ridge Sch, the Northwestern Pacific RR line, and Bohemian Grove.

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13. 1943 Map of Calistoga, 1955 Print

    

    1943 Calistoga

    1955 Print · USGS

    Upper Napa Valley and the rugged Lake County border are captured here during the 1940s, a period defined by mercury mining and early tourism. Researchers can trace family-named landmarks and industrial sites like the Oat Hill Mine, Mark West Springs, and the Petrified Forest.

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16. 1944 Map of Santa Rosa

    

    1944 Santa Rosa

    1944 Print · USGS

    Sonoma County transitions from its early land-grant heritage to a mid-century agricultural hub in the years following the 1942 revision. Genealogists and researchers can locate numerous country schools and family-linked landmarks like Sonoma State Home, Adobe Fort, and Grange Hall.

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19. 1945 Map of Calistoga

    

    1945 Calistoga

    1945 Print · USGS

    Calistoga and the surrounding tri-county ridges are documented here during the mid-forties, capturing a landscape defined by mercury and silver mining. Researchers can trace the Southern Pacific RR and locate rural landmarks like the Silverado Mine or Mark West Springs.

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22. 1947 Map of Santa Rosa

    

    1947 Santa Rosa

    1947 Print · USGS

    Northern 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.

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25. 1949 Map of Santa Rosa

    

    1949 Santa Rosa

    1949 Print · USGS

    The 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.

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28. 1954 Map of Two Rock, 1955 Print

    

    1954 Two Rock

    1955 Print · USGS

    Dairies and small ranching communities define this Sonoma County landscape in the mid-fifties, just as the military presence at Two Rock Ranch Station was well-established. Genealogists can trace family footprints near Bloomfield, Knowles Corner, and rural schoolhouses like the Eucalyptus School.

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31. 1954 Map of Sebastopol, 1955 Print

    

    1954 Sebastopol

    1955 Print · USGS

    Mid-century Sonoma County comes alive here, showcasing the rail-and-orchard landscape around Sebastopol and the Laguna de Santa Rosa wetlands. Genealogists can trace early landmarks like Sousas Corner, Graton, and numerous rural schools from Vine Hill Sch to Piner Sch.

    6 unique versions available

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34. 1954 Map of Santa Rosa, 1955 Print

    

    1954 Santa Rosa

    1955 Print · USGS

    Santa Rosa in the mid-fifties is a thriving hub of civic life and new suburban development set against the backdrop of Sonoma County’s mountains. Researchers can trace the legacy of local landmarks like the Luther Burbank Gardens, the Rural Cemetery, and the Bennett Valley Grange Hall.

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37. 1954 Map of Kenwood, 1955 Print

    

    1954 Kenwood

    1955 Print · USGS

    Sonoma Valley's rural character is preserved here in the mid-fifties, showing the intersection of valley ranching and early mountain industry. Researchers can trace the Northwestern Pacific Railroad Grade and locate historic landmarks like the Los Guilicos School For Girls and McCormack Ranch.

    7 unique versions available

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40. 1954 Map of Sebastopol, 1959 Print

    

    1954 Sebastopol

    1959 Print · USGS

    Sonoma County's mid-century orchard lands and redwood groves are captured here just as the post-war era reshaped the region's rural character. Researchers can trace family homesteads near dozens of country schools like Vine Hill School or locate operations at the Naval Auxiliary Air Station and Two Rock Ranch Sta Military Res.

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43. 1954 Map of Santa Rosa, 1959 Print

    

    1954 Santa Rosa

    1959 Print · USGS

    Sonoma County at the mid-century shows a landscape of expanding valley towns and military infrastructure. Researchers can locate the Cotati Naval Auxiliary Air Station or trace the Jack London Ranch and Penngrove rail stops.

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46. 1958 Map of Mark West Springs, 1961 Print

    

    1958 Mark West Springs

    1961 Print · USGS

    Sonoma County hills come alive in this mid-century survey of the rugged territory between Fulton and the Napa border. Genealogists and local historians can trace family-named routes and early sites like the Petrified Forest, the Mark West Creek Rancheria, and Alpine School.

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49. 1958 Map of Santa Rosa, 1968 Print

    

    1958 Santa Rosa

    1968 Print · USGS

    The 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.

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52. 1959 Map of Calistoga, 1962 Print

    

    1959 Calistoga

    1962 Print · USGS

    The northern Napa Valley and Mayacamas highlands are captured here in the late fifties during a period of rising viticulture and active mining. Researchers can locate historic sites like the Bale Mill Historical Monument or trace dozens of old mercury workings such as the Oat Hill Extension Mine and Mirabel Mine.

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55. 1962 Map of Santa Rosa

    

    1962 Santa Rosa

    1962 Print · USGS

    The 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.

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58. 1964 Map of Santa Rosa

    

    1964 Santa Rosa

    1964 Print · USGS

    The 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.

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61. 1972 Map of Healdsburg, 1975 Print

    

    1972 Healdsburg

    1975 Print · USGS

    Northern California wine country and the lower Lake County basins appear here during the early seventies. Trace the Northwestern Pacific rail line and discover foothill communities like Middletown and Loch Lomond.

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64. 1983 Map of Napa

    

    1983 Napa

    1983 Print · USGS

    The 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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67. 1993 Map of Mark West Springs

    

    1993 Mark West Springs

    1993 Print · USGS

    Sonoma County's volcanic ridges and historic land grants are captured here in the early nineties. Researchers can trace the winding Petrified Forest Road to find the Petrified Forest, the Franz Valley School, and old landmarks like Mark West Springs.

    2 unique versions available

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70. 1994 Map of Santa Rosa, 1999 Print

    

    1994 Santa Rosa

    1999 Print · USGS

    Santa Rosa and its surrounding valleys are captured in the late nineties during a period of steady growth. Researchers can trace the legacy of regional landmarks like the Rural Cemetery, the Sonoma County Fairgrounds, and the Luther Burbank Gardens.

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73. 1998 Map of Mark West Springs, 2002 Print

    

    1998 Mark West Springs

    2002 Print · USGS

    The Mayacamas Mountains in the late 1990s reveal a landscape of creek-carved valleys and rural landmarks between Santa Rosa and Calistoga. Researchers can trace local history through the Petrified Forest, find the Grave on the eastern hills, or follow Franz Valley School Road.

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