County Genealogy: Part of the INGenWeb project. Extensive resources and links for local researchers.
Montgomery County Economic Development Corporation: Nonprofit dedicated to encouraging investment in the region. Local business and demographic information, available sites.
Montgomery County Historical Society: Maintains the Henry S. Lane Home in Crawfordsville. Membership, tours, local black history.
North Montgomery Community School Corporation: Serving a largely rural six-township area. Administration and district information, calendar, individual school pages.
The Political Graveyard: Information on the political history, cemeteries and memorial sites in the county.