| En Name: | Chernyakhovsky District |
| Ru Name: | Черняховский район |
| Image View: | Gvardeisk markt.jpg |
| Coordinates: | 54.6333°N 70°W |
| Image Coa: | Coat of arms of Chernyakhovsk (2019).svg |
| Federal Subject: | Kaliningrad Oblast |
| Adm Data As Of: | November 2011 |
| Adm Ctr Type: | town |
| Adm Ctr Name: | Chernyakhovsk |
| Town Of District Significance Type: | Towns of district significance |
| No Of Towns Of District Significance: | 1 |
| Selsoviet Type1: | Rural okrugs |
| No Of Selsoviets Type1: | 3 |
| No Of Cities Towns: | 1 |
| No Of Rural Localities: | 101 |
| Mun Data As Of: | July 2009 |
| Mun Formation1: | Chernyakhovsky Municipal District |
| Mun Formation1 No Of Urban Settlements: | 1 |
| Mun Formation1 No Of Rural Settlements: | 3 |
| Area Km2: | 1285.75 |
| Pop 2010Census: | 51936 |
| Urban Pop 2010Census: | 77.9% |
| Rural Pop 2010Census: | 22.1% |
| Website: | https://web.archive.org/web/20120814110333/http://inster39.ru/ |
| Date: | February 2012 |
Chernyakhovsky District (ru|Черняховский райо́н) is an administrative district (raion), one of the fifteen in Kaliningrad Oblast, Russia.[1] As a municipal division, it is incorporated as Chernyakhovsky Municipal District.[2] It is located in the center of the oblast. The area of the district is 1285.75km2. Its administrative center is the town of Chernyakhovsk.[3] Population: 57,521 (2002 Census); [4] The population of Chernyakhovsk accounts for 77.9% of the district's total population.
The main railway line from Kaliningrad to Moscow passes through the district; there are two more railway lines from Chernyakhovsk to Zheleznodorozhny and from Chernyakhovsk to Sovetsk. The main road from Kaliningrad to Moscow via Lithuania also passes through the district.