Ridership on the Penn, Camden and Brunswick Lines reached 38,112 last month. The previous record high for the commuter train service was 37,034 set in November 2012.
MTA Administrator Ralign Wells said, "The growth in ridership reflects Gov. O'Malley's investment in new equipment and our commitment to improved performance. Both of those factors contributed to the record ridership we're experiencing."
Ridership on the system was up 4.3 percent overall, compared to the same month last year, with the MARC Penn Line leading the surge.
Ridership on the Penn Line was up 5.4 percent. The Brunswick Line jumped 4.4 percent, while the Camden Line experienced a 2.1 percent decline.
The Penn Line carries approximately 25,512 daily passengers, the Brunswick Line has approximately 8,149 daily passengers and the Camden Line carries approximately 4,451 passengers on a daily basis.
MARC trains arrived on schedule approximately 95 percent of the time during the month of April.