County Genealogy: Part of the INGenWeb project. Merged searchable database, queries, other information for researchers.
Jay County, Indiana Residential and Business Directory: Scans of all the pages from this 1927 county.
The Jay County REMC: Rural electric cooperative serving the area. Rates, rules, corporate information, online payment service.
The Political Graveyard: Information on the political history, cemeteries and memorial sites in the county.
The Portland Foundation: Impacting the county through grantmaking and providing leadership on key community issues. Includes its history, annual reports, events, a list of endowment funds and information about donations.