| En Name: | Nikolayevsky District |
| Ru Name: | Николаевский район |
| Image View: | Lazarev, Khabarovsk Krai.jpg |
| Coordinates: | 53.15°N 184°W |
| Image Coa: | Coat of Arms of Nikolaevsk-na-Amure (Khabarovsk kray) (2002).png |
| Federal Subject: | Khabarovsk Krai |
| Adm Data As Of: | September 2012 |
| Adm Ctr Type: | town |
| Adm Ctr Name: | Nikolayevsk-on-Amur |
| No Of Urban-Type Settlements: | 2 |
| No Of Rural Localities: | 25 |
| Mun Data As Of: | October 2010 |
| Mun Formation1: | Nikolayevsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 3 |
| Mun Formation1 No Of Rural Settlements: | 11 |
| Mun Formation1 Counts Ref: | [1] |
| Area Km2: | 17188 |
| Area Km2 Ref: | [2] |
| Pop 2010Census: | 9942 |
| Urban Pop 2010Census: | 51.4% |
| Rural Pop 2010Census: | 48.6% |
| Website: | http://www.nikoladm.ru/ |
| Date: | July 2010 |
Nikolayevsky District (Russian: Никола́евский райо́н) is an administrative[3] and municipal[4] district (raion), one of the seventeen in Khabarovsk Krai, Russia. It is located in the east of the krai. The area of the district is 17188km2.[2] Its administrative center is the town of Nikolayevsk-on-Amur (which is not administratively a part of the district). Population:
Within the framework of administrative divisions, Nikolayevsky District is one of the seventeen in the krai. The town of Nikolayevsk-on-Amur serves as its administrative center, despite being incorporated separately as a town of krai significance—an administrative unit with the status equal to that of the districts.[5]
As a municipal division, the district is incorporated as Nikolayevsky Municipal District, with the town of krai significance of Nikolayevsk-on-Amur being incorporated within it as Nikolayevsk-na-Amure Urban Settlement.[6]