STATION REPORT · SOMERVILLE
Union Square
Green Line
Observed service at this station across 30 service days, plus direct-trip times to destinations reached without a transfer.
85/100Steady
Station score85/100Steady
Typical gap9.9 minbetween observed trains
Long gaps17.0%over 1.5× schedule
Observations7,627station stop records
DIRECT JOURNEYS
Measured from Union Square
Times below cover rides completed on one train. Waiting and transfer time are excluded.
To Lechmere3.8 min3,212 tripsTo Science Park/West End5.8 min3,170 tripsTo North Station9.2 min3,160 tripsTo Haymarket12 min3,147 tripsTo Government Center14 min3,128 tripsTo Arlington22 min3,127 tripsTo Copley24 min3,127 tripsTo Boylston20 min3,125 tripsTo Park Street17 min3,110 tripsTo Hynes Convention Center27 min3,095 tripsTo Brookline Village38 min3,089 tripsTo Beaconsfield43 min3,085 tripsTo Reservoir46 min3,083 tripsTo Kenmore30 min3,081 tripsTo Brookline Hills40 min3,079 tripsTo Longwood36 min3,077 tripsTo Fenway34 min3,074 tripsTo Newton Centre52 min3,057 tripsTo Woodland61 min3,056 tripsTo Chestnut Hill49 min3,052 tripsTo Newton Highlands54 min3,050 tripsTo Eliot57 min3,048 tripsTo Waban59 min3,045 tripsTo Riverside64 min3,040 trips
STATION SIGNAL
What the score means.
The station score combines the balance of observed train gaps with travel-time adherence on segments touching this station. It is a rolling operational summary, not a real-time service alert.
See the formula and limits →