| Official Name: | Eldorado Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Nebraska |
| Subdivision Type2: | County |
| Subdivision Name2: | Harlan |
| Area Total Km2: | 93.41 |
| Area Land Km2: | 93.39 |
| Area Water Km2: | 0.03 |
| Area Total Sq Mi: | 36.07 |
| Area Land Sq Mi: | 36.06 |
| Area Water Sq Mi: | 0.01 |
| Area Water Percent: | 0.03 |
| Population As Of: | 2000 |
| Population Total: | 68 |
| Population Density Km2: | 0.7 |
| Population Density Sq Mi: | 1.9 |
| Elevation M: | 643 |
| Elevation Ft: | 2110 |
| Coordinates: | 40.0469°N -99.4578°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0837978 |
Eldorado Township is one of sixteen townships in Harlan County, Nebraska, United States. The population was 68 at the 2000 census. A 2006 estimate placed the township's population at 63.[1]