Knox County, Indiana Genealogy Records

Selected record inventories for Knox 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
1790
County seat
Vincennes
Clay CountyCrawford CountyDaviess CountyDubois CountyGibson CountyGreene CountyLawrence CountyMartin CountyMonroe CountyOrange CountyOwen CountyPerry CountyPike CountyPosey CountySpencer CountySullivan CountyVanderburgh CountyWarrick CountyKnox CountyCrawfordDuboisGibsonLawrenceMartinOrangeSullivanKnox
Knox CountyToday's boundaries · U.S. Census Bureau

Listed record inventories

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

Poor relief and institutions

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: Land not yet in any county

Later formed partly from Knox County: Clark County, Daviess County, Gibson County, Harrison County, Orange County, Pike County, Sullivan County, Warrick County, Wayne County

ST. ClairNorthwest TerritoryKnox (Ind.)Knox (Ind.)
Knox (Ind.) as created in 1790Where 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 1790, 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.