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Links to other Pennsylvania Counties

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Mercer County Maps

Landowner Maps from the 1873 Combination Atlas of Mercer  

Geological Map of Mercer County 1878, from the Second Geological Survey of Pennsylvania, shows coal beds

Mercer County Township Maps  

Created by Ed McClelland

Mercer County Townships. Follow Mercer County and her Townships as they evolve from the original six townships, through the division of Lawrence County and into the 31 townships we have today. Maps produced and contributed by Richard Winder.

• Mercer Co - 1804

• Mercer Co - 1830

• Mercer Co - 1840

• Mercer Co - 1850

• Mercer Co - 1873

1895 Atlas - Mercer County

Color Landform Atlas: Pennsylvania

Historical Maps Website maps from across the US and parts of the world.  

U.S. Census Bureau Tiger Maps

Pennsylvania Railroad Maps

MapQuest interactive map for Mercer County