Back Bay Station to Old State House
How to get from Back Bay Station to Old State House on public transit, with the stops, times and the last trip of the night.
Back Bay Station to Old State House
- Orange Line
- Take the Orange LineFrom Back Bay, toward Oak Grove4 stops, about 6 min
- Get off at StateThe stop after Downtown Crossing
Weekdays, fall 2026 schedule · First and last trips
Quick answer: Take the Orange Line toward Oak Grove to State. The trip takes about 7 minutes. On weekdays the Orange Line runs every 5 min during the day. Walking takes about 29 minutes, so on a nice day you may not need the T at all.
Get the live route from Back Bay to Old State House
Step by step
- At Back Bay, take the Orange Line toward Oak Grove.
- Ride 4 stops, about 6 min, through Tufts Medical Center, Chinatown and Downtown Crossing, and get off at State.
Times and frequency
| Day | First trip | Last trip | How often (daytime) | Trip time |
|---|---|---|---|---|
| Monday-Thursday | 4:53 am | 1:14 am | Every 5 min | About 7 min |
| Friday | 4:53 am | 2:12 am | Every 5 min | About 7 min |
| Saturday | 4:55 am | 2:08 am | Every 7 min | About 7 min |
| Sunday | 6:11 am | 1:10 am | Every 8 min | About 7 min |
First and last trip are when the first train of the trip leaves Back Bay, on the fall 2026 schedule. "How often" is for the Orange Line.
Late at night
On weekdays, the last trip that works leaves Back Bay at 1:14 am and gets to Old State House around 1:27 am, using Green Line. On Friday nights it runs later: the last trip leaves at 2:12 am. On Saturday nights the last trip leaves at 2:08 am, and on Sunday nights at 1:10 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 Downtown Crossing. The next stop is State. Start a live trip in Cobblehop and it alerts you before your stop.
- The Old State House is at Washington and State Streets. State station has an exit right underneath it.
- Back Bay station has the Orange Line, Commuter Rail and Amtrak under one roof. It connects to Copley Place by an indoor passage.
Step-free access
MBTA data lists every station on this route (Back Bay and State) as accessible. State has 5 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.
- 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.
Back Bay Station to Old State House: common questions
How do I get from Back Bay Station to Old State House by public transit?
Take the Orange Line toward Oak Grove to State. The trip takes about 7 minutes.
How long does it take to get from Back Bay Station to Old State House?
About 7 minutes on the main route. Walking takes about 29 minutes.
Do I have to change trains?
No. The Orange Line goes all the way, so it's one ride.
How often does the Orange Line run?
Every 5 min on weekdays during the day, every 7 min on Saturdays and every 8 min on Sundays, on the fall 2026 schedule.
What time is the last train from Back Bay Station to Old State House?
On weekdays, the last trip that works leaves Back Bay at 1:14 am and gets to Old State House around 1:27 am, using Green Line. On Friday nights it runs later: the last trip leaves at 2:12 am. On Saturday nights the last trip leaves at 2:08 am, and on Sunday nights at 1:10 am.
Related routes
- Back Bay Station to Faneuil Hall
- Back Bay Station to Boston Public Market
- Kendall Square to Old State House
- Harvard Square to Old State House
- Never miss your stop (guide)
More routes from Back Bay Station
- Back Bay Station to Paul Revere House
- Back Bay Station to the North End
- Back Bay Station to New England Aquarium
- Back Bay Station to Long Wharf ferry terminal
- Back Bay Station to North Station
- All routes from Back Bay Station
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: Orange Line
- MBTA: Back Bay station
- MBTA: State 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.