| Official Name: | Fullerton Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Nebraska |
| Subdivision Type2: | County |
| Subdivision Name2: | Nance |
| Area Total Km2: | 74.97 |
| Area Land Km2: | 72.33 |
| Area Water Km2: | 2.64 |
| Area Total Sq Mi: | 28.95 |
| Area Land Sq Mi: | 27.93 |
| Area Water Sq Mi: | 1.02 |
| Area Water Percent: | 3.52 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 123 |
| Population Density Km2: | auto |
| Elevation M: | 526 |
| Elevation Ft: | 1726 |
| Coordinates: | 41.3681°N -98.01°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0838013 |
Fullerton Township is one of twelve townships in Nance County, Nebraska, United States. The population was 123 at the 2020 census. A 2021 estimate placed the township's population at 123.[1]