| South Fillmore Township | |
| Settlement Type: | Former township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Montgomery |
| Coordinates: | 39.05°N -108°W |
| Area Total Sq Mi: | 24.12 |
| Area Land Sq Mi: | 24.12 |
| Area Water Sq Mi: | 0 |
| Elevation Ft: | 617 |
| Population As Of: | 2010 |
| Population Total: | 244 |
| Population Density Km2: | auto |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
South Fillmore Township was a civil township of Montgomery County, Illinois, United States, including the community of Van Burensburg. It consisted of the northern two-thirds of survey Township 7 North, Range 2 West of the Third Principal Meridian.[1]
It was split from Fillmore Township in 1921,[2] and annexed back into Fillmore Township in May 2017.[3]
As of the 2010 Census, its population was 244 and it contained 116 housing units in a total area of, all land.[4]
In November 2016, voters passed a referendum to consolidate South Fillmore Township into Fillmore Township as of the May 2017 township elections.[3]