How far is Troy, NH from Dover, NH?
The driving distance from Troy, NH to Dover, NH is about 91.2 miles (146.7 km), with a travel time of about 02h 00m by car.
- The straight-line flight distance is about 71 miles (114.2 km).
- For a round trip, plan for roughly 04h 01m 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 02h 00m.
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.
City in New Hampshire, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Troy and Dover.
Turn-by-Turn Driving Directions
Step-by-step road directions between Troy and Dover.
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1
Start on South Main Street
25 m · 3 sec · South Main Street
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2
Turn right onto Monadnock Street
2.6 mi · 6 min · Monadnock Street
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3
Continue on Troy Road
107 m · 14 sec · Troy Road
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4
Turn right onto Mountain Road
4.4 mi · 8 min · Mountain Road
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5
Continue on Main Street
2.1 mi · 5 min · Main Street
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6
Turn left onto Peterborough Street
2.8 mi · 5 min · Peterborough Street
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7
Continue on Jaffrey Road
3.1 mi · 5 min · Jaffrey Road
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8
Continue on Grove Street
1086 ft · 31 sec · Grove Street
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9
Turn right onto Wilton Road
4 mi · 7 min · Wilton Road
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10
Continue on Gibbons Highway
9.3 mi · 15 min · Gibbons Highway
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11
Continue on Elm Street
1.3 mi · 3 min · Elm Street
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12
Turn right onto State Route 101
11.3 mi · 16 min · State Route 101
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13
Continue straight
6.3 mi · 10 min
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14
Take the exit slight right
6.9 mi · 9 min
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15
Keep slight right to continue on NH 101 East: Portsmouth, Seacoast
19.1 mi · 22 min
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16
Take the exit slight right toward NH 125: Epping, Kingston
1211 ft · 37 sec
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17
Turn left onto Calef Highway
9.7 mi · 15 min · Calef Highway
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18
Enter the roundabout and take exit 1 toward Lee Circle
8 m · 1 sec · Concord Road
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19
Exit the rotary onto Concord Road
1.3 mi · 2 min · Concord Road
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20
Take the exit slight right toward NH 155: Lee, Madbury
1082 ft · 36 sec
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21
Turn left onto Turtle Pond Road
1.2 mi · 2 min · Turtle Pond Road
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22
Continue on Lee Road
1.3 mi · 2 min · Lee Road
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23
Continue on Manchester Road
106 m · 8 sec · Manchester Road
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24
Continue on Knox Marsh Road
3.2 mi · 5 min · Knox Marsh Road
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25
Enter the roundabout and take exit 1 toward Silver Street
4 m · 1 sec · Silver Street
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26
Exit the roundabout onto Silver Street
3199 ft · 1 min · Silver Street
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27
Turn left onto Locust Street
1117 ft · 32 sec · Locust Street
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28
Turn straight onto Chestnut Street
1956 ft · 60 sec · Chestnut Street
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29
Turn right onto Third Street
715 ft · 28 sec · Third Street
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30
Turn sharp right onto Central Avenue
65 m · 6 sec · Central Avenue
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31
Turn left
35 m · 5 sec
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32
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Troy 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.
NH 101 East
Keep slight right to continue on NH 101 East: Portsmouth, Seacoast
19.1 mi · 00h 22m
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.
Mostly Sunny leaving Troy and Mostly Sunny near Dover.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Troy to Dover?
The road trip is about 91.2 miles (146.7 km) and usually takes 02h 00m 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?
Bedford is a useful midpoint, sitting about 46 miles from Troy and 45.1 miles from Dover.
How much longer is the road route than the straight-line distance?
The direct path is about 71 miles (114.2 km), while the road route adds roughly 20.2 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 2:28 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.66 one way or $25.33 round trip. Estimated CO2 is about 28.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Troy and Mostly Sunny near Dover.
Stop Ideas Near Bedford
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 Bedford.
Manchester, New Hampshire
Nashua, NH
Concord, New Hampshire
Haverhill station
Flight Path Map
This map shows the direct air route between Troy and Dover. Straight-line distance: 70.93 mi (114.15 km).
#1 Troy
Town in Cheshire County, New Hampshire, United States
| Population | 2,117 |
| Coordinates | 42.8239700, -72.1811900 |
| Altitude | 309 |
| 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: 147 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 02m |
| 40 mph (64.37 km/h) | 02h 16m |
| 50 mph (80.47 km/h) | 01h 49m |
| 60 mph (96.56 km/h) | 01h 31m |
| 70 mph (112.65 km/h) | 01h 18m |
| 80 mph (129 km/h) | 01h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $12.66 | $25.33 |
| Mid-grade | $4.46 | $14.31 | $28.61 |
| Premium | $4.86 | $15.59 | $31.19 |
| Diesel | $6.00 | $19.25 | $38.50 |
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 · May 02, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.