100

Elm Street – Wellington Station

Bus · Route 100

Wellington ↔ Elm St

Good service Every 55–60 min 5:45 AM – 10:49 PM 1 bus live
Track live
Direction
Live · as of 10:25 PM

Stops, live buses and next arrivals

Live data is delayed.
    1. WellingtonOrange11 bus routes1 min 2030 · 2 min late
    2. Corporation Way after bridge7 bus routes3 min
    3. Fellsway @ Middlesex Ave - Wellington Circle2 bus routes5 min
    4. Fellsway @ Bradbury Ave2 bus routes5 min
    5. Fellsway @ Riverside Ave2 bus routes6 min
    6. Fellsway @ Second St7 min
    7. Fellsway @ Myrtle St7 min
    8. Fellsway @ Medford St8 min
    9. Fellsway @ Malden St8 min
    10. Fellsway @ Watts St8 min
    11. Fellsway W @ Salem St1 bus route9 min
    12. Fellsway W @ Fells Ave9 min
    13. Fellsway W @ Fern Rd10 min
    14. Fellsway W @ Fulton St11 min
    15. Fellsway W @ Ridgeway Rd - Roosevelt Circle11 min
    16. Fellsway W @ Fulton Springs Rd12 min
    17. Fellsway W @ Foss St12 min
    18. Fellsway W @ Elm StNo more buses
    1. Fellsway W opp Elm St14 min
    2. Fellsway W @ S Border Rd16 min
    3. Fellsway W @ Fulton St17 min
    4. Fellsway W @ Park St17 min
    5. Fellsway W @ Paris St17 min
    6. Fellsway W @ Cherry St18 min
    7. Fellsway W @ Grant Ave18 min
    8. Fellsway W @ Salem St1 bus route18 min
    9. 1250 Fellsway18 min
    10. Fellsway @ Emerald St19 min
    11. Fellsway @ Malden St19 min
    12. Fellsway @ Central Ave19 min
    13. Fellsway @ Myrtle St19 min
    14. Fellsway @ Second St20 min
    15. Fellsway @ Riverside Ave2 bus routes20 min
    16. Fellsway @ Wellington Circle Shopping Ctr2 bus routes21 min
    17. WellingtonOrange11 bus routesNo more buses
    Live arrival Grey times are scheduled Not tracked: scheduled, but no bus is reporting Rail connection

    Timetable

    Scheduled departures for any day MBTA has published. For live arrivals, use the diagram above.

    Sunday schedule Sun, Nov 1

    6 AM
    30
    7 AM
    30
    8 AM
    30
    9 AM
    25
    10 AM
    24
    11 AM
    25
    12 PM
    30
    1 PM
    29
    2 PM
    30
    3 PM
    30
    4 PM
    30
    5 PM
    30
    6 PM
    30
    7 PM
    30
    8 PM
    30
    9 PM
    30
    10 PM
    next 25

    On-time performance

    How much of the time buses ran early, on time or late, hour by hour.

    69% on time today

    from 118 vehicle-minutes

    • On time
    • Late (over 5 min)
    • Early (over 1 min)
    • Fewer than 30 vehicle-minutes
    On time: no more than 1 min early or 5 min late, sampled once a minute from live positions. Use the left and right arrow keys to read each hour.
    Hour-by-hour numbers
    HourOn timeLateEarlyVehicle-minutesPrevious 0 days, on time
    6 PM25%75%0%16 (Fewer than 30 vehicle-minutes)–
    7 PM78%0%22%27 (Fewer than 30 vehicle-minutes)–
    8 PM61%39%0%23 (Fewer than 30 vehicle-minutes)–
    9 PM77%7%16%44–
    10 PM100%0%0%8 (Fewer than 30 vehicle-minutes)–

    About route 100

    Route 100 (Elm Street – Wellington Station) is a MBTA bus route with 18 stops between Wellington and Elm St.

    Times with the live mark come from each bus's GPS and MBTA's real-time predictions. Times marked "Not tracked" are scheduled trips with no bus reporting. All other times are from MBTA's published schedule (feed Fall 2026, 2026-10-30T17:51:33+00:00, version D).

    How often does route 100 run?

    Every 55–60 min for most of the day on weekdays, based on the published schedule.

    When does route 100 start and stop?

    The first bus leaves around 5:45 AM and the last arrives around 10:49 PM.

    Where does route 100 connect with Subway or Commuter Rail?

    At Wellington (Orange Line).

    What are timepoints?

    Timepoints are stops where the bus is scheduled to wait if it's running early; times at the stops between them are estimates. On long routes, the diagram shows timepoints, transfer stops and stops with a bus nearby, and groups the stops in between.