United States » Ohio » Maps & Geography

MyTopo: Historical Topographic Maps

A collection of historic USGS topographic maps. Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia.

Ohio County Information

Ohio Historical and Changed Name Locations

Includes historical and changed names, townships in each county, 1851 listing of post offices and more.
[The original link is broken. This link points to an archived copy on the Wayback Machine]

Ohio Migrations Map and Information

Old Maps of New Jersey, Pennsylvania, Indiana, Illinois, Ohio, California, Scotland, Wales, England

Old Maps of Scotland 1859. Handsome reproductions. Also, Ireland, England, Wales.

Perry-Castañeda Library Map Collection

From The University of Texas at Austin.

Perry-Castañeda Library Map Collection - Ohio Historical Topographic Maps

Rails and Trails - Historic Transportation Maps

Railroad and road maps for Ohio, Pennsylvania, and more.

The Evolution of Ohio

Provides information about the eleven major territories in Ohio and includes information on economic patterns, population trends, migratory patterns and historical information.

U.S. Census Bureau - Ohio County Outline Map

U.S. Census Bureau - State and County QuickFacts - Ohio County Selection Map

USGenWeb Archives, United States Digital Map Library

Wikimedia Commons - Category:Old maps of the Great Lakes

Yale Peabody Museum: GNIS - Ohio

Search the USGS Geographic Names Database. You can limit the search to a specific county in this state and search for any of the following features: airport arch area arroyo bar basin bay beach bench bend bridge building canal cape cemetery channel church cliff crater crossing dam falls flat forest gap geyser glacier gut harbor hospital island isthmus lake lava levee locale mine oilfield other park pillar plain ppl range rapids reserve reservoir ridge school sea slope spring stream summit swamp tower trail tunnel valley well woods.