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The TXGenWeb Project Texas Genealogy & History
Texas Historical Geography

1836–1930 County Formation Maps

Changing County Boundaries

Follow the Growth of Texas Counties

These maps provide snapshots of Texas county boundaries from the Republic era through 1930, making it easier to see how counties were created and reorganized over time.

1836

Texas county formation map, 1836

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1840

Texas county formation map, 1840

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1850

Texas county formation map, 1850

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1860

Texas county formation map, 1860

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1870

Texas county formation map, 1870

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1880

Texas county formation map, 1880

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1890

Texas county formation map, 1890

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1900

Texas county formation map, 1900

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1910

Texas county formation map, 1910

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1920

Texas county formation map, 1920

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1930

Texas county formation map, 1930

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