How far is Grantham, NH from Dover, NH?
The driving distance from Grantham, NH to Dover, NH is about 85.2 miles (137.1 km), with a travel time of about 01h 37m by car.
- The straight-line flight distance is about 66.6 miles (107.2 km).
- For a round trip, plan for roughly 03h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 01h 37m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
The capital of New Hampshire.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Driving Route Map
The map below follows the saved road route between Grantham and Dover.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grantham and Dover.
-
1
Start on the route
38 m · 14 sec
-
2
Turn left
3224 ft · 55 sec
-
3
Take the ramp slight right
2017 ft · 49 sec
-
4
Merge slight left
42.9 mi · 50 min
-
5
Turn left onto Route 3-A
1701 ft · 41 sec · Route 3-A
-
6
Continue on South Main Street
128 m · 10 sec · South Main Street
-
7
Take the ramp slight right toward I 93 North
2524 ft · 54 sec
-
8
Merge slight left onto Everett Turnpike
1.7 mi · 2 min · Everett Turnpike
-
9
Continue on Styles Bridges Highway
2718 ft · 42 sec · Styles Bridges Highway
-
10
Take the exit slight right toward I 393 East, US 4 East, US 202 East: Loudon, Portsmouth
2452 ft · 1 min
-
11
Merge slight left
4.4 mi · 6 min
-
12
Continue on Loudon Road
904 ft · 17 sec · Loudon Road
-
13
Continue on Dover Road
4.9 mi · 8 min · Dover Road
-
14
Enter the roundabout and take exit 2 toward Epsom Circle
76 m · 6 sec · Dover Road
-
15
Exit the rotary onto Dover Road
4.3 mi · 7 min · Dover Road
-
16
Continue on First New Hampshire Turnpike
7.8 mi · 13 min · First New Hampshire Turnpike
-
17
Continue on Old Turnpike Road
5.1 mi · 7 min · Old Turnpike Road
-
18
Continue on Old Concord Turnpike
1.8 mi · 3 min · Old Concord Turnpike
-
19
Continue on Concord Road
2565 ft · 56 sec · Concord Road
-
20
Enter the roundabout and take exit 2 toward Lee Circle
50 m · 5 sec · Concord Road
-
21
Exit the rotary onto Concord Road
1.3 mi · 2 min · Concord Road
-
22
Take the exit slight right toward NH 155: Lee, Madbury
1082 ft · 36 sec
-
23
Turn left onto Turtle Pond Road
1.2 mi · 2 min · Turtle Pond Road
-
24
Continue on Lee Road
1.3 mi · 2 min · Lee Road
-
25
Continue on Manchester Road
106 m · 8 sec · Manchester Road
-
26
Continue on Knox Marsh Road
3.2 mi · 5 min · Knox Marsh Road
-
27
Enter the roundabout and take exit 1 toward Silver Street
4 m · 1 sec · Silver Street
-
28
Exit the roundabout onto Silver Street
3199 ft · 1 min · Silver Street
-
29
Turn left onto Locust Street
1117 ft · 32 sec · Locust Street
-
30
Turn straight onto Chestnut Street
1956 ft · 60 sec · Chestnut Street
-
31
Turn right onto Third Street
715 ft · 28 sec · Third Street
-
32
Turn sharp right onto Central Avenue
65 m · 6 sec · Central Avenue
-
33
Turn left
35 m · 5 sec
-
34
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Grantham and Dover.
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.
Longest stretch
Merge slight left
42.9 mi · 00h 50m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Partly Sunny leaving Grantham and Cloudy near Dover.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grantham to Dover?
The road trip is about 85.2 miles (137.1 km) and usually takes 01h 37m 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?
Concord is a useful midpoint, sitting about 42.5 miles from Grantham and 42.8 miles from Dover.
How much longer is the road route than the straight-line distance?
The direct path is about 66.6 miles (107.2 km), while the road route adds roughly 18.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:14 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.87 one way or $23.75 round trip. Estimated CO2 is about 26.7 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Grantham and Cloudy near Dover.
Stop Ideas Near Concord
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 Concord.
Concord, New Hampshire
Manchester, New Hampshire
Tilton, New Hampshire
New Hampton, New Hampshire
Flight Path Map
This map shows the direct air route between Grantham and Dover. Straight-line distance: 66.63 mi (107.23 km).
#1 Grantham
Town in Sullivan County, New Hampshire, United States
| Population | 2,955 |
| Coordinates | 43.4895200, -72.1375900 |
| Altitude | 288 |
| Country | United States |
#2 Dover
County seat city in Strafford County, New Hampshire, United States
| Population | 32,443 |
| Coordinates | 43.1978600, -70.8736700 |
| Altitude | 19 |
| Country | United States |
End: (-70.873668, 43.197876)
Estimated Travel Time
Distance: 137 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 50m |
| 40 mph (64.37 km/h) | 02h 07m |
| 50 mph (80.47 km/h) | 01h 42m |
| 60 mph (96.56 km/h) | 01h 25m |
| 70 mph (112.65 km/h) | 01h 13m |
| 80 mph (129 km/h) | 01h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $11.87 | $23.75 |
| Mid-grade | $4.46 | $13.42 | $26.83 |
| Premium | $4.86 | $14.62 | $29.25 |
| Diesel | $6.00 | $18.05 | $36.10 |
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 · Apr 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.