1910s Maps of Contra Costa County, California

1. 1910 Map of Bouldin

   

   1910 Bouldin

   1910 Print · USGS

   The Sacramento-San Joaquin Delta at the turn of the century is a labyrinth of reclaimed island tracts and sloughs. Trace the early river landings at Central Landing and Blakes Landing, or locate the Old Cannery along the South Fork Mokelumne River.

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4. 1910 Map of Jersey

   

   1910 Jersey

   1910 Print · USGS

   The California Delta at the start of the century was a landscape of river-bound islands and vital steamboat landings. Genealogists and historians can trace old waterfront sites like Larsen Landing and Jersey, or the rail path of the A T and S F R R.

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7. 1911 Map of Byron Hot Springs

   

   1911 Byron Hot Springs

   1911 Print · USGS

   Contra Costa County at the beginning of the twentieth century shows a landscape transitioning from ranching to railroad-driven tourism. Historians can trace the footprint of the Byron Hot Springs resort and the early rail infrastructure serving Byron.

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10. 1913 Map of Woodward Island

    

    1913 Woodward Island

    1913 Print · USGS

    The reclaimed islands of the California Delta appear in this pre-war survey as a sophisticated network of levees and rail. Trace early commercial hubs like the Cannery at Woodward and the rural Middle River Moorland P O.

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13. 1914 Map of Brentwood

    

    1914 Brentwood

    1914 Print · USGS

    Brentwood and the surrounding orchards thrived in the early twentieth century as a dual-railroad crossroads. Researchers can trace early rural life through the Iron House School, the Southern Pacific RR tracks, and the Oil Pumping Station.

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16. 1914 Map of Bethany

    

    1914 Bethany

    1914 Print · USGS

    The San Joaquin Delta was a maze of engineered waterways and rail lines just before the First World War. Researchers can trace the original routes of the Bethany Ferry and locate early landmarks like Mountain House and the Lammersville School.

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19. 1915 Map of Haywards

    

    1915 Haywards

    1915 Print · USGS

    The East Bay shoreline and inland foothills are shown here in the mid-1910s during a height of coastal industry. Genealogists and historians can trace old shipping points like Mulford Landing, early salt operations at Union City Salt Works, and the rail lines of the Western Pacific.

    4 unique versions available

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22. 1915 Map of Concord

    

    1915 Concord

    1915 Print · USGS

    Contra Costa and Alameda counties are shown here just before the mid-century population boom, when the East Bay was a landscape of ranchos and rail stops. Genealogists can trace family footprints in small 1910s settlements like Moraga, Pacheco, and Lafayette.

    5 unique versions available

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25. 1915 Map of San Francisco

    

    1915 San Francisco

    1915 Print · USGS

    San Francisco and the East Bay appear at a pivotal moment just before the First World War, featuring the grand layout of the Panama-Pacific International Exposition. Genealogists and historians can trace the early rail networks of the Key Route Pier, the industrial waterfront at Winehaven, and historic landmarks like Cliff House.

    6 unique versions available

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28. 1916 Map of Lone Tree Valley

    

    1916 Lone Tree Valley

    1916 Print · USGS

    Contra Costa County at the onset of the motor age reveals a landscape of ranching valleys and early energy infrastructure. Researchers can trace the routes of Sand Creek and Marsh Creek, locate the isolated Deer Valley School, and see the early Oil Tanks in Markley Canyon.

    2 unique versions available

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31. 1916 Map of Mare Island

    

    1916 Mare Island

    1916 Print · USGS

    The northern San Pablo Bay region comes alive in this survey, showcasing a landscape of tidal marshes and rail-driven growth during the mid-1910s. Researchers can trace the layout of the Mare Island Navy Yard, the remote rail stop at Wingo, and the rural classrooms of Fly School.

    4 unique versions available

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34. 1916 Map of Byron Hot Springs

    

    1916 Byron Hot Springs

    1916 Print · USGS

    Eastern Contra Costa County was a landscape of historic land grants and early rail travel in the years before the Great War. Researchers can trace the original Southern Pacific route serving Byron and the specialized resort grounds of Byron Hot Springs.

    2 unique versions available

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37. 1916 Map of Byron

    

    1916 Byron

    1916 Print · USGS

    In the early twentieth century, the Contra Costa and San Joaquin borderlands were a landscape of reclaimed delta tracts and rising hill country. Researchers can trace early railroad alignments and rural life at Byron Hot Sprs, the Bethany Ferry, and the Vasco School.

    3 unique versions available

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40. 1918 Map of Honker Bay

    

    1918 Honker Bay

    1918 Print · USGS

    The industrial waterfront of Contra Costa and Solano counties comes alive in this survey of the Sacramento River delta. Trace the rail networks at Pittsburg and find historic riverfront stops like Birds Landing and Yolo Landing.

    2 unique versions available

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43. 1918 Map of Collinsville

    

    1918 Collinsville

    1918 Print · USGS

    The California Delta at the turn of the century shows a bustling junction of river and rail commerce. Researchers can trace early infrastructure around Antioch, locate riverfront sites like Montezuma Landing, and follow the Southern Pacific through the Los Medanos area.

    2 unique versions available

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