| Official Name: | Batavia Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Kane County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Kane County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Kane |
| Established Title: | Established |
| Area Total Sq Mi: | 18.7 |
| Area Land Sq Mi: | 18.31 |
| Area Water Sq Mi: | 0.39 |
| Area Water Percent: | 2.09 |
| Population As Of: | 2010 |
| Population Density Sq Mi: | 1923.9 |
| Elevation Footnotes: | [1] |
| Elevation M: | 211 |
| Elevation Ft: | 692 |
| Coordinates: | 41.8331°N -88.3164°W |
| Blank Name: | FIPS code |
| Blank Info: | 17-089-04091 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0428640 |
| Pop Est As Of: | 2016 |
| Pop Est Footnotes: | [2] |
| Population Est: | 35862 |
| Unit Pref: | Imperial |
Batavia Township is in Kane County, Illinois. It is divided by the Fox River. As of the 2010 census, its population was 35,221 and it contained 12,892 housing units.[3] The western part of the United States Department of Energy's Fermilab is at the township's eastern edge (formerly in the village of Weston), although most of the facility is in neighboring Winfield Township in DuPage County.
Unlike the prototypical Midwestern township, which is a six mile by six mile square, Batavia splits such a 6miles square with Geneva Township. According to the 2010 census, the township has an area of, of which (or 97.91%) is land and (or 2.09%) is water.[3]
The township contains Westside, Eastside, and River Hills cemeteries.