| En Name: | Orto-Surt |
| Ru Name: | Орто-Сурт |
| Coordinates: | 62.5667°N 132°W |
| Map Label Position: | right |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Gorny District |
| Adm Selsoviet Jur: | Maganinsky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Maganinsky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Gorny Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Maganinsky Rural Settlement |
| Mun Admctr Of: | Maganinsky Rural Settlement |
| Pop 2010Census: | 536 |
| Postal Codes: | 678034 |
Orto-Surt (Yakut: Орто Суурт, Orto Suurt; Russian: Орто-Сурт) is a rural locality (a selo), the only inhabited locality, and the administrative center of Maganinsky Rural Okrug of Gorny District in the Sakha Republic, Russia, located 128km (80miles) from Berdigestyakh, the administrative center of the district.[2] Its population as of the 2010 Census was 536,[3] up from 516 as recorded during the 2002 Census.