Decatur County, Indiana Genealogy Records

Selected record inventories for Decatur County, their listed years, and where to ask for access.

Selected inventory review: 2026-11-02. Selected catalog metadata extracted from the linked sources. This is not an examination of original records, a complete county holdings audit, or certification of current access. Historical sources are identified in the access note. Indiana State Library holdings · Indiana State Library holdings

Formed
1822
County seat
Greensburg
Bartholomew CountyBrown CountyDearborn CountyFayette CountyFranklin CountyHancock CountyHenry CountyJackson CountyJefferson CountyJennings CountyJohnson CountyMarion CountyMorgan CountyOhio CountyRipley CountyRush CountyScott CountyShelby CountySwitzerland CountyUnion CountyWashington CountyWayne CountyDecatur CountyBartholomewBrownDearbornFayetteFranklinJacksonJenningsJohnsonOhioRushShelbySwitzerlandDecatur
Decatur CountyToday's boundaries · U.S. Census Bureau

Listed record inventories

Selected holdings and indexes for Decatur County, checked against the repository descriptions linked below. Date spans may contain gaps; an index is not a complete set of original records.

Court records

Marriages, births and deaths

Deeds and land

See the repository's descriptions and search options

Repository access note: Selected State Library print indexes, abstracts and microfilm catalog series. Multiple reels of the same title are grouped together; broad spans may contain gaps. Use the source linked on each entry for individual volumes, reel numbers and availability. This is not a complete courthouse inventory or a promise of online images. Confirm access and restrictions with the library; request certified records from their original custodian.

Sources: the catalogs and repository descriptions linked on the entries above. Selected inventories do not establish complete coverage of every record type or online access to original documents. Read the repository access note for source dates and limitations.

Where to find the records

Offices change their hours and access rules; call before you visit.

Boundaries and parent counties

Formed from: Delaware County, Adams County

DearbornJenningsBartholomewJacksonFayetteUnionFranklinRipleySwitzerlandDelaware New Purchase (extinct)DecaturDecaturDelaware New Purchase (extinct)DearbornJenningsBartholomewFranklin
Decatur as created in 1822Where its land was the day beforeToday's boundaryBoundaries: Newberry Library, Atlas of Historical County Boundaries

Records stay with the county that created them. If your ancestor lived here before 1822, search the parent county. The Atlas of Historical County Boundaries shows each boundary change.

Research tip

Indiana counties recorded births from 1882 and deaths from 1882, before statewide registration began (deaths 1900, births 1907). Ask the county health department for the early county registers.