| Niederdorf | |
| Image Coa: | Wappen niederdorf sachsen.png |
| Coordinates: | 50.7261°N 12.7875°W |
| Image Plan: | Niederdorf in ERZ.png |
| State: | Sachsen |
| District: | Erzgebirgskreis |
| Verwaltungsgemeinschaft: | Stollberg (Erzgebirge) |
| Elevation: | 400 |
| Area: | 13.03 |
| Postal Code: | 09366 |
| Area Code: | 037296 |
| Licence: | ERZ |
| Gemeindeschlüssel: | 14521420 |
| Website: | www.niederdorf-erzgebirge.de |
| Mayor: | Stephan Weinrich[1] |
| Leader Term: | 2022 - 29 |
| Party: | CDU |
Niederdorf is a municipality in the district Erzgebirgskreis, in Saxony, Germany.