Erenköy station (Turkish: Erenköy garı) is a railway station in Kadıköy, Istanbul. Between 1969 and 2013, it was a station on the Haydarpaşa suburban to Gebze and starting on 10 March 2019, a station on the Marmaray commuter rail system.

The station was originally opened on 22 September 1872 by the Ottoman government as part of the railway from Istanbul to İzmit. Erenköy station was expanded in 1949 by the Turkish State Railways to accommodate more traffic.

Pre-Marmaray station layout

Street	Station house	Entrances/Exits
Tracks	Side platform (Platform 1), doors will open on the right
	Track 1	← Haydarpaşa suburban, Haydarpaşa-Adapazarı Regional toward Haydarpaşa
	Track 2	→ Haydarpaşa suburban toward Gebze; Haydarpaşa-Adapazarı Regional toward Adapazarı →
	Island platform (Platform 2), doors will open on the left or right
	Track 3	Haydarpaşa suburban toward Gebze; Haydarpaşa-Adapazarı Regional toward Adapazarı →
	Track 4	No passenger train service
	Track 5	No passenger train service
	Side platform (Platform 3), platform not in service