| Census | county Census Records |
| Cities, Towns, Villages, etc. | Towns & Settlements, past & present |
| Grant County at Wikimapia®  | Searchable Google® map of Grant County with cemeteries, schools, and other landmarks. |
| WikiMarion |
A site devoted to the history of Marion, Indiana and surrounding areas, written by students at Marion High School for the Community History Project |
| Government Offices | City, County, State, & Federal Offices & Officials |
| History | County History & Organization from Sheila Watson |
| Land Records | County Land Records, Community, & Township information, Township Maps (current & historical) |
| National Register of Historic Places
| Grant County Historical Places |
| Indiana State Library Digital Map Collection |
Maps at Indiana Memory Digital Collections, Indiana State Library. (Use search box to find Grant County Maps) |
