How far is Plymouth, NH from Dorchester, NH?
The driving distance from Plymouth, NH to Dorchester, NH is about 17.6 miles (28.4 km), with a travel time of about 00h 33m by car.
- The straight-line flight distance is about 13 miles (20.9 km).
- For a round trip, plan for roughly 01h 06m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EST.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
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 33m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Grafton County, New Hampshire, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Light Rain Likely
Driving Route Map
The map below follows the saved road route between Plymouth and Dorchester.
Turn-by-Turn Driving Directions
Step-by-step road directions between Plymouth and Dorchester.
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1
Start on Main Street
111 m · 17 sec · Main Street
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2
At the end of the road, turn sharp left onto Post Office Square
90 m · 11 sec · Post Office Square
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3
Turn right onto Highland Street
2 mi · 5 min · Highland Street
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4
At the end of the road, turn left onto Tenney Mountain Highway
2 mi · 4 min · Tenney Mountain Highway
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5
Keep slight right to continue on Moosilauke Road
92 m · 7 sec · Moosilauke Road
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6
Turn straight onto Route 25
904 ft · 22 sec · Route 25
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7
Continue on Rumney Route 25
7.2 mi · 11 min · Rumney Route 25
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8
Turn left onto Dorchester Road
1.6 mi · 3 min · Dorchester Road
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9
Continue on NH Route 118
4.3 mi · 8 min · NH Route 118
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10
Turn right onto Town House Road
894 ft · 39 sec · Town House Road
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11
Arrive at your destination
0 m · 1 sec · Town House Road
Car Route Details
A richer read on the saved driving route between Plymouth and Dorchester.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Rumney Route 25
Continue on Rumney Route 25
7.21 mi · 00h 11m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Light Rain Likely leaving Plymouth and Light Rain Likely near Dorchester.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Plymouth to Dorchester?
The road trip is about 17.6 miles (28.4 km) and usually takes 00h 33m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Rumney is a useful midpoint, sitting about 8.8 miles from Plymouth and 8.8 miles from Dorchester.
How much longer is the road route than the straight-line distance?
The direct path is about 13 miles (20.9 km), while the road route adds roughly 4.6 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 7:00 AM to 7:00 PM EST. If you want a more comfortable same-day return, try to leave by 7:24 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.57 one way or $5.13 round trip. Estimated CO2 is about 5.5 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Plymouth and Light Rain Likely near Dorchester.
Stop Ideas Near Rumney
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Rumney.
Plymouth, New Hampshire
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Lincoln, New Hampshire
Tilton, New Hampshire
Flight Path Map
This map shows the direct air route between Plymouth and Dorchester. Straight-line distance: 13.01 mi (20.93 km).
#1 Plymouth
Town in New Hampshire
| Population | 6,916 |
| Coordinates | 43.7570200, -71.6881300 |
| Altitude | 157 |
| Country | United States |
#2 Dorchester
Town in New Hampshire
| Population | 359 |
| Coordinates | 43.7567400, -71.9486900 |
| Altitude | 421 |
| Country | United States |
End: Dorchester (-71.94869, 43.75674)
Estimated Travel Time
Distance: 28 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 35m |
| 40 mph (64.37 km/h) | 00h 26m |
| 50 mph (80.47 km/h) | 00h 21m |
| 60 mph (96.56 km/h) | 00h 17m |
| 70 mph (112.65 km/h) | 00h 15m |
| 80 mph (129 km/h) | 00h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.14 | $2.57 | $5.13 |
| Mid-grade | $4.75 | $2.95 | $5.89 |
| Premium | $5.22 | $3.23 | $6.47 |
| Diesel | $6.30 | $3.91 | $7.82 |
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 New Hampshire · Nov 06, 2026