Harvard Square to Belle Isle Marsh
How to get from Harvard Square to Belle Isle Marsh on public transit, with the stops, times and the last trip of the night.
Harvard Square to Belle Isle Marsh
- Red Line
- Green Line
- Blue Line
- Take the Red LineFrom Harvard, toward Braintree4 stops, about 10 min
- Change at Park Street
- Take any Green Line train1 stop, about 3 min
- Change at Government Center
- Take the Blue LineToward Wonderland7 stops, about 13 min
- Get off at Suffolk DownsThe stop after Orient Heights
- Walk about 10 min to Belle Isle MarshUse the Bennington St exit
Weekdays, fall 2026 schedule · First and last trips
Quick answer: Take the Red Line toward Braintree to Park Street, any Green Line train to Government Center, then the Blue Line toward Wonderland to Suffolk Downs, and walk about 10 min. The trip takes about 49 minutes. On weekdays the Red Line runs every 5 min during the day.
Get the live route from Harvard to Belle Isle Marsh
Step by step
- At Harvard, take the Red Line toward Braintree.
- Ride 4 stops, about 10 min, through Central, Kendall/MIT and Charles/MGH, and get off at Park Street.
- At Park Street, change to any Green Line train.
- Ride 1 stop, about 3 min to Government Center.
- At Government Center, change to the Blue Line toward Wonderland.
- Ride 7 stops, about 13 min, through State, Aquarium, Maverick, Airport, Wood Island and Orient Heights, and get off at Suffolk Downs.
- Walk about 10 min to Belle Isle Marsh. Use the Bennington St exit.
Times and frequency
| Day | First trip | Last trip | How often (daytime) | Trip time |
|---|---|---|---|---|
| Monday-Thursday | 4:59 am | 12:30 am | Every 5 min | About 49 min |
| Friday | 4:59 am | 1:22 am | Every 5 min | About 49 min |
| Saturday | 5:22 am | 1:22 am | Every 7 min | About 50 min |
| Sunday | 5:27 am | 12:28 am | Every 7 min | About 50 min |
First and last trip are when the first train of the trip leaves Harvard, on the fall 2026 schedule. "How often" is for the Red Line (the least frequent part of the trip).
Late at night
On weekdays, the last trip that works leaves Harvard at 12:30 am and gets to Belle Isle Marsh around 1:15 am, using Red Line and Blue Line. On Friday nights it runs later: the last trip leaves at 1:22 am. On Saturday nights the last trip leaves at 1:22 am, and on Sunday nights at 12:28 am. Late at night, ask Cobblehop for the last trip. It checks live times and tells you when to leave.
Tips for this trip
- Know your stop. Get to the door after Orient Heights. The next stop is Suffolk Downs. Start a live trip in Cobblehop and it alerts you before your stop.
- Changing at Park Street. You don't leave the station. Follow the signs for any Green Line.
- Belle Isle Marsh Reservation is in East Boston, near Suffolk Downs and Beachmont stations.
Step-free access
MBTA data lists every station on this route (Harvard, Park Street, Government Center and Suffolk Downs) as accessible. Park Street has 6 elevators in MBTA data. Elevators do break, so check the MBTA's elevator alerts before you go.
What it costs
- Subway. $2.40 one way. Changing between subway lines is free.
- How to pay. Tap a contactless credit or debit card, phone or watch at the fare gate or bus door, or use a CharlieCard or CharlieTicket.
- Kids. Children 11 and under ride the MBTA free.
Fares as of October 2026. Check the MBTA's fares page before you ride.
Harvard Square to Belle Isle Marsh: common questions
How do I get from Harvard Square to Belle Isle Marsh by public transit?
Take the Red Line toward Braintree to Park Street, any Green Line train to Government Center, then the Blue Line toward Wonderland to Suffolk Downs, and walk about 10 min. The trip takes about 49 minutes.
How long does it take to get from Harvard Square to Belle Isle Marsh?
About 49 minutes on the main route.
Do I have to change along the way?
Yes, 2 times: at Park Street and Government Center. Take the Red Line toward Braintree to Park Street, any Green Line train to Government Center, then the Blue Line toward Wonderland to Suffolk Downs, and walk about 10 min.
How often does the Red Line run?
Every 5 min on weekdays during the day, every 7 min on Saturdays and every 7 min on Sundays, on the fall 2026 schedule.
What time is the last train from Harvard Square to Belle Isle Marsh?
On weekdays, the last trip that works leaves Harvard at 12:30 am and gets to Belle Isle Marsh around 1:15 am, using Red Line and Blue Line. On Friday nights it runs later: the last trip leaves at 1:22 am. On Saturday nights the last trip leaves at 1:22 am, and on Sunday nights at 12:28 am.
Related routes
- Harvard Square to Constitution Beach
- Harvard Square to Revere Beach
- Kendall Square to Belle Isle Marsh
- Back Bay Station to Belle Isle Marsh
- Boston to Cambridge: Harvard and MIT (guide)
- Never miss your stop (guide)
More routes from Harvard Square
- Harvard Square to Logan Airport
- Harvard Square to Castle Island
- Harvard Square to Spaulding Rehabilitation Hospital
- Harvard Square to Leader Bank Pavilion
- Harvard Square to Institute of Contemporary Art
- All routes from Harvard Square
Official sources
Cobblehop is independent and isn't affiliated with these agencies or operators. Schedules on this page come from MBTA/MassDOT public data. Check their pages for the latest schedules and service changes:
- MBTA: Red Line
- MBTA: Green Line
- MBTA: Blue Line
- MBTA: Harvard station
- MBTA: Park Street station
- MBTA: Government Center station
- MBTA: Suffolk Downs station
- MBTA: fares
- MBTA: elevator and accessibility alerts
Published October 30, 2026. Times were computed from the fall 2026 MBTA schedule (2026-11-04 for weekdays). Service changes, so check Cobblehop for live times before you go.
Leaving now? Cobblehop gives you one clear plan with live times and alerts you before your stop. No sign-up, nothing to install.