Formed February 1, 1813 from Jefferson and Tuscarawas counties — named for General William Henry Harrison · county seat Cadiz. Repository addresses, online record links, and a free printable record checklist below.
Short episodes that walk through Harrison County's records, one record type at a time.
Formation · Settlers & Migration · Probate · Land · Tax · Churches · Newspapers · Where to Look
Watch on YouTube100 W. Market St., Cadiz, OH 43907 · (740) 942-2088
harrisoncountyohio.gov/probate
Estates, guardianships, trusts, adoptions, name changes, and marriage licenses (by appointment). Probate records begin in 1813 and can be viewed on public terminals in the office; staff will not do searches for you.
100 W. Market St., Cadiz, OH 43907 · (740) 942-8869
harrisoncountyohio.gov/recorders-office
Deeds, mortgages, liens, and land records. Shares the same courthouse building as the Probate Court above — not an error, just how the small county seat is laid out.
100 W. Market Street, Cadiz, OH 43907 · (740) 942-8863
harrisoncountyohio.org/clerk-of-courts
Divorces, civil suits (including partition suits that divide land among heirs), and Common Pleas journals. Before 1852, this court also handled wills and estates.
100 W. Market Street, Cadiz, OH 43907 · (740) 942-8861
Current tax lists and property transfer records. Early tax duplicates are on FamilySearch and at the Ohio History Connection.
200 E. Market St., Cadiz, OH 43907 · (740) 942-2623
A 2021 renovation added a dedicated local history/genealogy area with microfilm readers and digitizing equipment. The library's free "Digital Shoebox" collection offers over 68,000 pages of historical newspapers and documents online. The lower level also houses the Harrison County History of Coal Museum.
Second floor of the Historical Society building, Cadiz
Listed as active on OGS's current chapter directory. The chapter's own website is a stale 2014 page, so confirm current meeting times directly through the OGS chapter directory or the library before visiting.
136 S. Main St., Cadiz, OH · (740) 942-3900
A different organization from the genealogical society above, though the two share a building. Chartered 1952; collections include Native American artifacts and the earliest known photograph of Custer, a Harrison County native. Publishes the quarterly The Jimhinker. Call ahead to confirm hours.
County sources list two different street addresses for this building — call ahead to confirm before visiting.
538 N. Main St., Suite G, Cadiz, OH 43907 · (740) 942-2616
harrisonpublichealth.org/birthdeath-certificates
Births and deaths from December 20, 1908 forward. Records from 1867–1908, and all marriage records, are at the Probate Court above.
Find A Grave — Harrison County, Interment.net, and OhioGravestones.org.
Not sure which office has what? See Which County Office Holds What.
Many Harrison County record books are filmed and free to view at FamilySearch (free account required).
In Full-Text Search, add Harrison County, Ohio as the place to find names inside handwritten deeds, wills, and court books. How to use it.
Harrison County was formed in 1813 from Jefferson and Tuscarawas Counties. For records made before then, search the parent counties:
All of Harrison County lies in the Seven Ranges, the first land surveyed under the Land Ordinance of 1785, laid out in townships and sections and sold by the federal government.
Titles that covered Harrison County, historic and current, with where to search each one. Not every historic title has been digitized — several survive only on microfilm.
| Title | Years | Where to Search |
|---|---|---|
| Cadiz Republican | 1842-1968 | Chronicling America (pre-1923); Puskarich Public Library digital archive |
| Cadiz Sentinel | 1832-1911 | Chronicling America; Newspapers.com |
| Cadiz Democrat Sentinel | 1854-1932 | Puskarich Public Library digital archive; microfilm |
| Harrison County Democrat | 1893-1910 | Chronicling America (Library of Congress) |
| Harrison News | 1896-1916 | Chronicling America (Library of Congress) |
| Harrison News-Herald | 1968-present | Puskarich Public Library digital archive; GenealogyBank |
Fill in what you're looking for, print it, and take it with you to the courthouse or library.
Brick Walls & Buckeyes
brickwallsbuckeyes.com · Harrison County, Ohio
Addresses and links last checked October 2026.
County guides, record walkthroughs, and brick wall breakthroughs. Subscribe on YouTube and tap the bell so new episodes find you.
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