Franklinville is an unincorporated community and census-designated place in McHenry County, Illinois, United States.

A minor middle branch of the Kishwaukee River — called Franklinville Creek by some — crosses the community in a northeast-to-southwest direction.

In terms of geographic coordinates, the community is located at 42°16′36″N 88°30′40″W / 42.27667°N 88.51111°W / 42.27667; -88.51111 (42.2766886, -88.5112025)[4] In terms of the Public Land Survey System, Franklinville is divided between Sections 22 and 23, Township 44 North, Range 6 East of the Third Principal Meridian.

The modern office of Seneca Township is located approximately three-quarters of a mile west of the crossroads at 16506 Garden Valley Road (post office: Woodstock, IL 60098).

This McHenry County, Illinois location article is a stub.