Mararikulam railway station falls under the Ernakulam South–Alappuzha coastal railway line which opened on 16 October 1989. The railway line was later extended to Kayamkulam in 1992. The station is also a major point of single-line crossing with trains often taking unscheduled stops at the station. But a few trains have scheduled stops here.
Layout
Mararikulam railway station has 3 rail lines with only 1 having platforms access to handle long-distance and Passenger trains. The station is also a major point of single-line crossing with trains often taking unscheduled stops at the station. One of the siding also act as a refuge siding. The platform has a capacity to accommodate trains with 24 coaches.