How far is South Duxbury, MA from Boston, MA?

The driving distance from South Duxbury, MA to Boston, MA is about 36.8 miles (59.2 km), with a travel time of about 00h 52m by car.

  • The straight-line flight distance is about 30.1 miles (48.5 km).
  • For a round trip, plan for roughly 01h 45m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
36.78 mi
00h 52m
Flight
30.15 mi
48.52 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from South Duxbury.

Flight Distance

Direct air line
30.15 mi
Kilometers
48.52 km
Flight Time
00h 03m

Driving Distance

Road route
36.78 mi
Kilometers
59.19 km
Drive Time
00h 52m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 00h 52m.

Arrival Snapshot
Arrive in Boston
Thu, Nov 12, 1:42 AM EST
Return by in South Duxbury
Thu, Nov 12, 2:34 AM EST
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Duxbury
2026-11-12T00:49
Arrive Boston
Thu, Nov 12, 1:42 AM EST
Route Timing
00h 52m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EST
Aim for a morning departure
Arrive between
8:53 AM to 10:53 AM EST

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:44 PM EST
Keeps a same-day return open with about 03h 00m at the destination.
Back in South Duxbury
9:30 PM EST
Morning start is best

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Rockland
MA

City in Knox County, Maine, United States

From South Duxbury
17.1 mi
00h 26m
To Boston
19.6 mi
00h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
South Duxbury Weather
MA
Live fallback forecast
57ยฐF
Thursday
Using Kingston as the closest live forecast in the Plymouth County weather hub.

Light Rain

Starts
Thu, Nov 12 6:00 AM EST
Wind
10 to 22 mph E
Destination
54ยฐF
Thursday

Cloudy then Rain Showers Likely

Starts
Thu, Nov 12 6:00 AM EST
Wind
5 to 14 mph E

Driving Route Map

The map below follows the saved road route between South Duxbury and Boston.

Turn-by-Turn Driving Directions

Step-by-step road directions between South Duxbury and Boston.

  1. 1

    Start on the route

    25 m ยท 11 sec

  2. 2

    Turn left onto Washington Street

    30 m ยท 4 sec ยท Washington Street

  3. 3

    Enter the roundabout and take exit 1 toward Depot Street

    7 m ยท 1 sec ยท Depot Street

  4. 4

    Exit the roundabout onto Depot Street

    1.5 km ยท 2 min ยท Depot Street

  5. 5

    Turn slight right onto Tremont Street

    1 mi ยท 2 min ยท Tremont Street

  6. 6

    Turn left onto West Street

    1.4 mi ยท 2 min ยท West Street

  7. 7

    Continue on Congress Street

    2147 ft ยท 43 sec ยท Congress Street

  8. 8

    Enter the roundabout and take exit 2 toward Congress Street

    21 m ยท 2 sec ยท Congress Street

  9. 9

    Exit the roundabout onto Congress Street

    36 m ยท 2 sec ยท Congress Street

  10. 10

    Take the ramp straight toward MA 3 North: Quincy, Boston

    1375 ft ยท 34 sec

  11. 11

    Merge slight left onto Pilgrims Highway

    19.8 mi ยท 25 min ยท Pilgrims Highway

  12. 12

    Continue on I 93 North: Boston

    8.4 mi ยท 11 min

  13. 13

    Continue on John F. Fitzgerald Expressway

    998 ft ยท 19 sec ยท John F. Fitzgerald Expressway

  14. 14

    Take the exit slight left toward South Station, Airport

    2666 ft ยท 1 min

  15. 15

    Keep slight right to continue on South Station

    2711 ft ยท 1 min

  16. 16

    Continue on Lincoln Street

    1345 ft ยท 53 sec ยท Lincoln Street

  17. 17

    At the end of the road, turn left onto Summer Street

    25 m ยท 4 sec ยท Summer Street

  18. 18

    Turn right onto Devonshire Street

    687 ft ยท 32 sec ยท Devonshire Street

  19. 19

    Turn left onto Franklin Street

    53 m ยท 8 sec ยท Franklin Street

  20. 20

    Turn right onto Arch Street

    141 m ยท 20 sec ยท Arch Street

  21. 21

    Turn left onto Milk Street

    84 m ยท 11 sec ยท Milk Street

  22. 22

    Continue on Washington Street

    737 ft ยท 33 sec ยท Washington Street

  23. 23

    At the end of the road, turn left onto Court Street

    144 m ยท 20 sec ยท Court Street

  24. 24

    Turn left onto Tremont Street

    102 m ยท 12 sec ยท Tremont Street

  25. 25

    Arrive at your destination

    0 m ยท 1 sec ยท Tremont Street

Car Route Details

A richer read on the saved driving route between South Duxbury and Boston.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
25 steps
14 turns on the saved route
Ramps & Exits
7
1 merges, 6 ramps or exits
Navigation Density
67.9 / 100 mi
Decision points by distance
Main Roads
Pilgrims Highway
19.8 mi ยท 54%
I 93 North
8.41 mi ยท 23%
West Street
1.41 mi ยท 4%
Tremont Street
1.07 mi ยท 3%
South Station
1.02 mi ยท 3%
Depot Street
0.94 mi ยท 3%
Longest Stretch

Pilgrims Highway

Merge slight left onto Pilgrims Highway

19.8 mi ยท 00h 25m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
00h 52m
Day trip friendly
Same-Day Return
01h 46m
Round-trip wheel time
Road vs Air
+6.7 mi
30.1 mi direct line
Halfway Stop
Rockland
00h 26m from South Duxbury
Leave By
4:44 PM EST
Morning start is best
Weather Watch

Light Rain leaving South Duxbury and Cloudy then Rain Showers Likely near Boston.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South Duxbury to Boston?

The road trip is about 36.8 miles (59.2 km) and usually takes 00h 52m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Rockland is a useful midpoint, sitting about 17.1 miles from South Duxbury and 19.6 miles from Boston.

How much longer is the road route than the straight-line distance?

The direct path is about 30.1 miles (48.5 km), while the road route adds roughly 6.7 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 8:00 AM to 10:00 AM EST. If you want a more comfortable same-day return, try to leave by 4:44 PM EST.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.29 one way or $10.57 round trip. Estimated CO2 is about 11.6 kg one way.

What should you check before leaving?

Before you leave, expect Light Rain around South Duxbury and Cloudy then Rain Showers Likely near Boston.

Stop Ideas Near Rockland

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Rockland and the surrounding midpoint area.
Cocobeet - Boston
Food stop 14.6 mi away

Cocobeet - Boston

Boston , MA
100 City Hall Plaza, Boston, MA 02108
Rating 4.4/5 198 reviews Health food restaurant,Juice shop,Raw food restaurant,Vegan restaurant
Boston's Old City Hall
Scenic stop 14.5 mi away

Boston's Old City Hall

Boston , MA
45 School St, Boston, MA 02108, United States
Rating 4.6/5 346 reviews Tourist attraction,Historical landmark
Brockton City Hall
Meeting point 8.4 mi away

Brockton City Hall

Brockton , MA
45 School St, Brockton, MA 02301
Rating 3.9/5 54 reviews City Hall
Stop photo coming soon
Nearby stop 14.6 mi away

Marriage Certificates Registry

Boston , MA
1 City Hall Square, Boston, MA 02201
Rating 3.0/5 2 reviews Registry office,Marriage license bureau

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Rockland.

RAIL

Route 128 station

21 mi away
50 University Ave
RAIL

Back Bay station

27 mi away
145 Dartmouth St.
RAIL

South Station

27 mi away
2 South Station
RAIL

North Station

29 mi away
100 Legends Way

Flight Path Map

This map shows the direct air route between South Duxbury and Boston. Straight-line distance: 30.15 mi (48.52 km).

South Duxbury

#1 South Duxbury

Census-designated place in Plymouth County, Massachusetts

Population3,360
Coordinates42.0231600, -70.6828100
Altitude16
CountryUnited States
Boston

#2 Boston

The twenty-first most populous city in the United States and the center of the Boston metropolitan area.

Population691,531
Coordinates42.3584300, -71.0597700
Altitude14
CountryUnited States
Start: Standish Street (-70.683084, 42.023112)
End: Tremont Street (-71.060035, 42.358548)

Estimated Travel Time

Distance: 59 km by road

SpeedTime
30 mph (48.3 km/h)01h 13m
40 mph (64.37 km/h)00h 55m
50 mph (80.47 km/h)00h 44m
60 mph (96.56 km/h)00h 36m
70 mph (112.65 km/h)00h 31m
80 mph (129 km/h)00h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.3 gal
4.91 L ยท about $5.29
Round trip
$10.57
2.6 gal ยท 9.82 L
Estimated CO2
11.6 kg one way
Round trip: 23.1 kg / 51 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.07 $5.29 $10.57
Mid-grade $4.74 $6.16 $12.31
Premium $5.14 $6.68 $13.36
Diesel $6.24 $8.11 $16.21

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Massachusetts ยท Nov 11, 2026

There is no time difference between South Duxbury and Boston. The current time is 00:49:23.

Distance to Other Cities

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.