Several types of maps are useful for genealogists. Some maps give historical background of the area or show migration routes, such as roads, rivers, and railroads. Topographical, Plat, Land ownership maps plus many others are described on the Maps page. Many maps are in published atlases.
- Extensive collections of Ohio maps can be found at the Ohio Historical Society, Kent State University, and other large university and public libraries.
City Ward Maps
County Atlases and Boundaries
- For a map of Ohio divided into counties click here.
- Historic Maps of Akron & Summit County, Ohio has a combination of atlas', personal examinations and survey's 1874, also illustrated Summit County, Ohio 1891 maps.
- United States Census Bureau State and County Map. This map will allow you to zoom in on any state or county in the United States and read the names of all of the neighboring counties.
- Maps showing the formation of counties in Ohio and how the boundaries of the counties changed as they were added are online at n2genealogy.con. The Ohio map has county formation years between 1788 and 1888. They also have the census year maps from 1790 to 1930.
- Several guides to the history of Ohio's counties and boundary changes have also been published.
- Historical Atlas and Chronology of County Boundaries, 1788-1980offers an excellent collection of state maps, showing when and where each county changed boundaries.
- Jurisdictional Histories for Ohio’s Eighty-Eight Counties, 1788-1985is a valuable guide to Ohio's counties in jurisdictional histories.
Historical Maps and Atlases
- City Maps
- The David Rumsey Map Collection contains an extensive collection of 229 historical atlases, maps, and other antique cartographic treasures.
- 1895 Map of Ohio by Color Landform Atlas/Ray Sterner.
- Sanborn Maps provide detailed towns and cities from 1867 to 1970.
- The Family History Library has maps dating from the Revolutionary War era and the earliest land subdivisions to present-day county highway maps. These include historical atlases, mostly published in the 1870s, from 60 counties. Atlases are available covering the era fo 1673 to 1783
Land Ownership Maps
- Landowner maps are especially valuable. These maps show the lands of a county, with the names of the owners written on them. Most of these maps date between 1860 to 1900. There is a checklist of 19th-century United States county maps in the Library of Congress. This checklist records 1,449 United States county land ownership maps, 69 of which are Ohio counties.
Ohio River Maps
- Ohio River Maps
Land grants were given to those that served in the Revolutionary War for their service pension. The Ohio River Valley became the new frontier for these settlers. Many choose to build their new homestead along the sides of the Ohio River. The river maps include insets of many small town maps - larger towns have their own maps. These maps maps identify wards, districts and townships and also include landowner and street names for the year 1877. The counties included in this Ohio River Maps website are: Hamilton, Clermont, Brown, Adams, Scioto, Lawrence, Gallia, Meigs, Athens, Washington, Monroe, Belmont, Jefferson, and Columbiana.
The Family History Library
Maps are listed in the Place Search of the Family History Library Catalog under:
- OHIO - MAPS
- OHIO, [COUNTY] - MAPS
- OHIO, [COUNTY], [CITY] - MAPS
- Ohio sectioned off into counties.
- Printable maps are also available from the National Atlas of the United States.
- Sanborn Maps
- The USGenWeb Archives Digital Map Library
- *Walling, H.F. Atlas of the State of Ohio from Surveys. 1868. Reprint, Knightstown, Indiana: Bookmark, 1976. (Family History Library book Q 977.1 E7w; film 982071 item 9.)
- Washington, D.C.&nbsp;: Library of Congress, [1975?]. (Family History Library&nbsp;film 1377700; fiche 6016620-6016629 for Cincinnati, 1831-1896;&nbsp;fiche 6016630-6016636 for Cleveland, 1852-1899; fiche 6016637-6016641 for Columbus, 1856-1894.)
- *Long, John H., ed. Historical Atlas and Chronology of County Boundaries, 1788-1980. Scale: 1:633,600. Illinois, Indiana, Ohio. Boston, Massachusetts: G.K. Hall, 1984. (Family History Library 973 E7hL v. 2; fiche 6051427 [set of 6].)
- *Phillips, Louis W. Jurisdictional Histories for Ohio’s Eighty-Eight Counties, 1788-1985. Bowie, Maryland: Heritage Books, c.1986. (Family History Library book 977.1 E3p.)
- Brown, Lloyd Arnold. Early Maps of the Ohio Valley. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 1959. (Family History Library book 973 E3b.)
- Stephenson, Richard W., comp. Land Ownership Maps. Washington, D.C.: Library of Congress, 1967. (Family History Library book 973 A3Loc; fiche 6048262.)