How far is Plymouth, MA from Dedham, MA?

The driving distance from Plymouth, MA to Dedham, MA is about 39.2 miles (63.1 km), with a travel time of about 00h 54m by car.

  • The straight-line flight distance is about 32.2 miles (51.8 km).
  • For a round trip, plan for roughly 01h 48m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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
39.23 mi
00h 54m
Flight
32.21 mi
51.83 km direct

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

Learn Distance

Choose another destination from Plymouth.

Flight Distance

Direct air line
32.21 mi
Kilometers
51.83 km
Flight Time
00h 03m

Driving Distance

Road route
39.23 mi
Kilometers
63.14 km
Drive Time
00h 54m

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 54m.

Arrival Snapshot
Arrive in Dedham
Sat, Apr 25, 6:09 AM EDT
Return by in Plymouth
Sat, Apr 25, 7:03 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Plymouth
2026-04-25T05:14
Arrive Dedham
Sat, Apr 25, 6:09 AM EDT
Route Timing
00h 54m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:54 AM to 10:54 AM EDT

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

Leave by
4:42 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Plymouth
9:30 PM EDT
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 Plymouth
19.6 mi
00h 27m
To Dedham
19.6 mi
00h 27m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Plymouth Weather
MA
Live fallback forecast
48°F
Saturday
Using North Plymouth as the closest live forecast in the Plymouth County weather hub.

Partly Sunny

Starts
Sat, Apr 25 6:00 AM EDT
Wind
7 to 10 mph NE
Destination
53°F
Saturday

Partly Sunny

Starts
Sat, Apr 25 6:00 AM EDT
Wind
3 to 9 mph SE

Driving Route Map

The map below follows the saved road route between Plymouth and Dedham.

Turn-by-Turn Driving Directions

Step-by-step road directions between Plymouth and Dedham.

  1. 1

    Start on Court Street

    1029 ft · 42 sec · Court Street

  2. 2

    Turn left onto Samoset Street

    1.1 km · 2 min · Samoset Street

  3. 3

    Take the ramp slight right toward MA 3 North: Kingston, Boston

    1618 ft · 39 sec

  4. 4

    Merge slight left onto Pilgrims Highway

    27.5 mi · 35 min · Pilgrims Highway

  5. 5

    Take the exit slight left toward I 93 South: Canton

    1.1 km · 2 min

  6. 6

    Merge slight right onto Yankee Division Highway

    6 mi · 8 min · Yankee Division Highway

  7. 7

    Keep slight left to continue on I 95 North, US 1 South: Dedham, Portsmouth New Hampshire

    3239 ft · 50 sec

  8. 8

    Merge slight right

    1.4 mi · 2 min

  9. 9

    Take the exit slight right toward East Street, Canton Street

    795 ft · 23 sec

  10. 10

    Keep slight right to continue on East Street, Dedham

    81 m · 8 sec

  11. 11

    Turn slight right onto East Street

    1.4 km · 2 min · East Street

  12. 12

    Enter the roundabout and take exit 2 toward East Street

    39 m · 3 sec · East Street

  13. 13

    Exit the roundabout onto East Street

    1.2 km · 2 min · East Street

  14. 14

    Arrive at your destination

    0 m · 1 sec · East Street

Car Route Details

A richer read on the saved driving route between Plymouth and Dedham.

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
14 steps
4 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
35.7 / 100 mi
Decision points by distance
Main Roads
Pilgrims Highway
27.5 mi · 70%
Yankee Division Highway
5.99 mi · 15%
I 95 North
2.01 mi · 5%
East Street
1.86 mi · 5%
I 93 South
0.7 mi · 2%
Samoset Street
0.68 mi · 2%
Longest Stretch

Pilgrims Highway

Merge slight left onto Pilgrims Highway

27.5 mi · 00h 35m

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 54m
Day trip friendly
Same-Day Return
01h 48m
Round-trip wheel time
Road vs Air
+7 mi
32.2 mi direct line
Halfway Stop
Rockland
00h 27m from Plymouth
Leave By
4:42 PM EDT
Morning start is best
Weather Watch

Partly Sunny leaving Plymouth and Partly Sunny near Dedham.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Plymouth to Dedham?

The road trip is about 39.2 miles (63.1 km) and usually takes 00h 54m 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 19.6 miles from Plymouth and 19.6 miles from Dedham.

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

The direct path is about 32.2 miles (51.8 km), while the road route adds roughly 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 EDT. If you want a more comfortable same-day return, try to leave by 4:42 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.37 one way or $10.74 round trip. Estimated CO2 is about 12.3 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Plymouth and Partly Sunny near Dedham.

Stop Ideas Near Rockland

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

Mid-route Guidance
Local place coverage is thin around Rockland, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

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 Plymouth and Dedham. Straight-line distance: 32.21 mi (51.83 km).

Plymouth

#1 Plymouth

County seat town in Plymouth County, Massachusetts, United States

Population62,654
Coordinates41.9584400, -70.6672600
Altitude23
CountryUnited States
Dedham

#2 Dedham

Town in Massachusetts

Population25,345
Coordinates42.2417700, -71.1661600
Altitude33
CountryUnited States
Start: Plymouth (-70.66726, 41.95844)
End: Dedham (-71.16616, 42.24177)

Estimated Travel Time

Distance: 63 km by road

SpeedTime
30 mph (48.3 km/h)01h 18m
40 mph (64.37 km/h)00h 58m
50 mph (80.47 km/h)00h 47m
60 mph (96.56 km/h)00h 39m
70 mph (112.65 km/h)00h 33m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.38 gal
5.24 L · about $5.37
Round trip
$10.74
2.76 gal · 10.48 L
Estimated CO2
12.3 kg one way
Round trip: 24.5 kg / 54 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $5.37 $10.74
Mid-grade $4.40 $6.07 $12.14
Premium $4.80 $6.62 $13.25
Diesel $4.49 $6.19 $12.39

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 · Apr 25, 2026

There is no time difference between Plymouth and Dedham. The current time is 05:14:41.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

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