Kocaeli's train stations are integral to the city's transportation framework, facilitating movement within and outside the region. The main station, Kocaeli Gar, serves as the central stop for both regional and intercity travel, connecting passengers to Istanbul and nearby provinces. Additionally, the Seka Park Station caters to local commuters, providing convenient access to residential and commercial areas. Furthermore, the Gebze Station connects the city with the larger Marmara region, offering links to multiple destinations along the coastline. These stations support urban transit and enhance connectivity in Kocaeli, making train travel a pertinent option for residents and visitors alike.