| Official Name: | Novotroitsk |
| Native Name: | Новотроицк |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Altai Krai#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Name1: | Altai Krai |
| Subdivision Name3: | Talmensky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +7:00 |
| Coordinates: | 53.9°N 127°W[1] |
Novotroitsk (Russian: Новотроицк) is a rural locality (a selo) and the administrative center of Novotroitsky Selsoviet, Talmensky District, Altai Krai, Russia. The population was 571 as of 2013.[2] There are 12 streets.
Novotroitsk is located 18 km northeast of Talmenka (the district's administrative centre) by road. Taskayevo is the nearest rural locality.[3]