How far is Derry, NH from Somersworth, NH?
The driving distance from Derry, NH to Somersworth, NH is about 41.8 miles (67.2 km), with a travel time of about 01h 14m by car.
- The straight-line flight distance is about 35.2 miles (56.6 km).
- For a round trip, plan for roughly 02h 28m 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 14m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Derry and Somersworth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Derry and Somersworth.
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1
Start on the route
24 m · 11 sec
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2
Turn left
32 m · 13 sec
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3
Turn left onto West Broadway
1.1 mi · 3 min · West Broadway
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4
Enter the roundabout and take exit 3 toward Danforth Circle
54 m · 6 sec · Chester Road
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5
Exit the rotary onto Chester Road
3.2 mi · 6 min · Chester Road
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6
Continue on Derry Road
2.2 mi · 4 min · Derry Road
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7
Continue on Raymond Road
4.2 mi · 8 min · Raymond Road
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8
Continue on Chester Road
2.5 mi · 5 min · Chester Road
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9
Continue on Freetown Road
1.3 km · 2 min · Freetown Road
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10
Take the ramp slight right toward NH 101 East
2893 ft · 1 min
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11
Merge slight left
4.1 mi · 5 min
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12
Take the exit slight right toward NH 125: Epping, Kingston
1211 ft · 37 sec
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13
Turn left onto Calef Highway
9.7 mi · 15 min · Calef Highway
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14
Enter the roundabout and take exit 1 toward Lee Circle
8 m · 1 sec · Concord Road
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15
Exit the rotary onto Concord Road
1.3 mi · 2 min · Concord Road
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16
Take the exit slight right toward NH 155: Lee, Madbury
1082 ft · 36 sec
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17
Turn left onto Turtle Pond Road
1.2 mi · 2 min · Turtle Pond Road
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18
Continue on Lee Road
1.3 mi · 2 min · Lee Road
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19
Continue on Manchester Road
106 m · 8 sec · Manchester Road
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20
Continue on Knox Marsh Road
3.2 mi · 5 min · Knox Marsh Road
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21
Enter the roundabout and take exit 2 toward Silver Street
64 m · 4 sec · Silver Street
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22
Exit the roundabout onto Silver Street
30 m · 2 sec · Silver Street
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23
Take the ramp straight
919 ft · 23 sec
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24
Merge slight left onto Spaulding Turnpike
2.1 mi · 3 min · Spaulding Turnpike
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25
Take the exit slight right toward NH 9, NH 108: Dover, Somersworth
144 m · 12 sec
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26
Keep slight right to continue on Dover, Somersworth
526 ft · 13 sec
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27
Turn straight onto Indian Brook Drive
1.2 km · 2 min · Indian Brook Drive
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28
Continue on High Street
2.5 mi · 6 min · High Street
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29
Turn left onto Highland Street
3 m · 1 sec · Highland Street
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30
Arrive at your destination
0 m · 1 sec · Highland Street
Car Route Details
A richer read on the saved driving route between Derry and Somersworth.
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.
Calef Highway
Turn left onto Calef Highway
9.71 mi · 00h 15m
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 Cloudy leaving Derry and Mostly Cloudy near Somersworth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Derry to Somersworth?
The road trip is about 41.8 miles (67.2 km) and usually takes 01h 14m 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?
Epping is a useful midpoint, sitting about 20.9 miles from Derry and 20.9 miles from Somersworth.
How much longer is the road route than the straight-line distance?
The direct path is about 35.2 miles (56.6 km), while the road route adds roughly 6.6 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 4:02 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.80 one way or $11.60 round trip. Estimated CO2 is about 13.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Derry and Mostly Cloudy near Somersworth.
Stop Ideas Near Epping
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 Epping.
Exeter station
Durham–UNH station
Portsmouth, New Hampshire
Dover Transportation Center
Flight Path Map
This map shows the direct air route between Derry and Somersworth. Straight-line distance: 35.17 mi (56.6 km).
#1 Derry
Town in New Hampshire, United States
| Population | 33,442 |
| Coordinates | 42.8806400, -71.3272900 |
| Altitude | 84 |
| Country | United States |
#2 Somersworth
City in Strafford County, New Hampshire, United States
| Population | 12,286 |
| Coordinates | 43.2617500, -70.8653400 |
| Altitude | 71 |
| Country | United States |
End: Somersworth (-70.86534, 43.26175)
Estimated Travel Time
Distance: 67 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 23m |
| 40 mph (64.37 km/h) | 01h 02m |
| 50 mph (80.47 km/h) | 00h 50m |
| 60 mph (96.56 km/h) | 00h 41m |
| 70 mph (112.65 km/h) | 00h 35m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $5.80 | $11.60 |
| Mid-grade | $4.46 | $6.55 | $13.10 |
| Premium | $4.86 | $7.14 | $14.28 |
| Diesel | $6.00 | $8.82 | $17.63 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.