How far is Claremont, NH from Portsmouth, NH?
The driving distance from Claremont, NH to Portsmouth, NH is about 107.8 miles (173.5 km), with a travel time of about 02h 00m by car.
- The straight-line flight distance is about 82.6 miles (133 km).
- For a round trip, plan for roughly 04h 00m 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.
Town in Merrimack County, New Hampshire, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Claremont and Portsmouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Claremont and Portsmouth.
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1
Start on Front Street
72 m · 13 sec · Front Street
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2
Turn right onto Elm Street
108 m · 16 sec · Elm Street
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3
Turn left onto Main Street
2426 ft · 34 sec · Main Street
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4
Turn left onto Opera House Square
59 m · 3 sec · Opera House Square
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5
Keep slight right to continue on Broad Street
608 ft · 12 sec · Broad Street
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6
Continue on Broad Street
130 m · 9 sec · Broad Street
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7
Keep slight right to continue on Broad Street
867 ft · 15 sec · Broad Street
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8
Continue on Washington Street
2.3 mi · 3 min · Washington Street
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9
Continue on State Route 11
2.3 mi · 3 min · State Route 11
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10
Continue on John Stark Highway
4.6 mi · 5 min · John Stark Highway
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11
Continue on Elm Street
946 ft · 14 sec · Elm Street
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12
Continue on Maple Street
1358 ft · 41 sec · Maple Street
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13
Turn left onto Cross Street
144 m · 21 sec · Cross Street
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14
Turn right onto Canal Street
554 ft · 26 sec · Canal Street
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15
Turn right onto Sunapee Street
2.8 mi · 6 min · Sunapee Street
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16
Turn straight onto State Route 11
2.5 mi · 4 min · State Route 11
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17
Continue on Route 11
2097 ft · 60 sec · Route 11
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18
Continue on State Route 11
4.7 mi · 8 min · State Route 11
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19
Take the exit slight right
32.3 mi · 37 min
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20
Continue straight
2.6 mi · 3 min
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21
Take the exit slight right toward I 93 South Toll: Manchester, Boston
1 km · 1 min
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22
Merge slight right onto Everett Turnpike
5.7 mi · 7 min · Everett Turnpike
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23
Keep slight left to continue on Everett Turnpike
2 mi · 2 min · Everett Turnpike
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24
Keep slight right to continue on I 93 South: Salem, Boston
5.7 mi · 7 min
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25
Take the exit slight left toward NH 101 East: Seacoast, Portsmouth
1.2 km · 1 min
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26
Merge slight right
30.5 mi · 36 min
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27
Take the exit slight right toward I 95: Portsmouth, Boston
1.3 km · 2 min
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28
Keep slight left to continue on I 95 North: Portsmouth, Maine, Pease International Tradeport
2454 ft · 1 min
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29
Continue straight
1816 ft · 44 sec
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30
Merge slight left onto Blue Star Turnpike
7 mi · 8 min · Blue Star Turnpike
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31
Keep slight right to continue on Blue Star Turnpike
1.9 mi · 3 min · Blue Star Turnpike
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32
Take the exit slight right
1313 ft · 35 sec
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33
Turn right onto Market Street
1 mi · 3 min · Market Street
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34
At the end of the road, turn right onto Congress Street
16 m · 1 sec · Congress Street
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35
Arrive at your destination
0 m · 1 sec · Congress Street
Car Route Details
A richer read on the saved driving route between Claremont and Portsmouth.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
State Route 11
Take the exit slight right
32.3 mi · 00h 37m
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 Claremont and Mostly Sunny then Slight Chance Rain Showers near Portsmouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Claremont to Portsmouth?
The road trip is about 107.8 miles (173.5 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?
Bow is a useful midpoint, sitting about 56.5 miles from Claremont and 51.3 miles from Portsmouth.
How much longer is the road route than the straight-line distance?
The direct path is about 82.6 miles (133 km), while the road route adds roughly 25.2 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 2:30 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.99 one way or $29.98 round trip. Estimated CO2 is about 33.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Claremont and Mostly Sunny then Slight Chance Rain Showers near Portsmouth.
Stop Ideas Near Bow
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 Bow.
Concord, New Hampshire
Manchester, New Hampshire
Tilton, New Hampshire
Nashua, NH
Flight Path Map
This map shows the direct air route between Claremont and Portsmouth. Straight-line distance: 82.64 mi (132.99 km).
#1 Claremont
City in New Hampshire, United States
| Population | 12,944 |
| Coordinates | 43.3767400, -72.3467600 |
| Altitude | 151 |
| Country | United States |
#2 Portsmouth
City in Rockingham County, New Hampshire, United States
| Population | 21,557 |
| Coordinates | 43.0770400, -70.7576600 |
| Altitude | 6 |
| Country | United States |
End: Congress Street (-70.757617, 43.077054)
Estimated Travel Time
Distance: 173 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 35m |
| 40 mph (64.37 km/h) | 02h 41m |
| 50 mph (80.47 km/h) | 02h 09m |
| 60 mph (96.56 km/h) | 01h 47m |
| 70 mph (112.65 km/h) | 01h 32m |
| 80 mph (129 km/h) | 01h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $14.99 | $29.98 |
| Mid-grade | $4.46 | $16.94 | $33.87 |
| Premium | $4.86 | $18.46 | $36.92 |
| Diesel | $6.00 | $22.79 | $45.58 |
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.