How far is Northfield, NH from Londonderry, NH?
The driving distance from Northfield, NH to Londonderry, NH is about 44.8 miles (72.1 km), with a travel time of about 00h 47m by car.
- The straight-line flight distance is about 40.8 miles (65.6 km).
- For a round trip, plan for roughly 01h 35m 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 00h 47m.
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 Merrimack County, New Hampshire, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Northfield and Londonderry.
Turn-by-Turn Driving Directions
Step-by-step road directions between Northfield and Londonderry.
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1
Start on the route
44 m · 12 sec
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2
Turn right onto Sargent Street
24 m · 3 sec · Sargent Street
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3
Turn right onto Park Street
1156 ft · 33 sec · Park Street
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4
Take the ramp slight right toward I 93 South
2085 ft · 51 sec
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5
Merge slight left onto Styles Bridges Highway
1884 ft · 23 sec · Styles Bridges Highway
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6
Continue on Senator Styles Bridges Highway
15.4 mi · 18 min · Senator Styles Bridges Highway
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7
Continue on Styles Bridges Highway
1.2 km · 1 min · Styles Bridges Highway
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8
Continue on Everett Turnpike
8.9 mi · 11 min · Everett Turnpike
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9
Keep slight left to continue on Everett Turnpike
2 mi · 2 min · Everett Turnpike
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10
Keep slight right to continue on I 93 South: Salem, Boston
7.7 mi · 10 min
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11
Keep slight left to continue on Alan B Shepard Highway
4 mi · 5 min · Alan B Shepard Highway
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12
Take the exit slight right toward NH 28: North Londonderry
1366 ft · 33 sec
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13
Keep slight right
577 ft · 14 sec
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14
Turn right onto Rockingham Road
1 mi · 2 min · Rockingham Road
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15
Turn slight left onto Smith Lane
699 ft · 36 sec · Smith Lane
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16
Turn left onto Mammoth Road
3.5 mi · 7 min · Mammoth Road
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17
Arrive at your destination
0 m · 1 sec · Mammoth Road
Car Route Details
A richer read on the saved driving route between Northfield and Londonderry.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Senator Styles Bridges Highway
Continue on Senator Styles Bridges Highway
15.4 mi · 00h 18m
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 Northfield and Mostly Sunny near Londonderry.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Northfield to Londonderry?
The road trip is about 44.8 miles (72.1 km) and usually takes 00h 47m 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 Bog is a useful midpoint, sitting about 22.4 miles from Northfield and 22.4 miles from Londonderry.
How much longer is the road route than the straight-line distance?
The direct path is about 40.8 miles (65.6 km), while the road route adds roughly 4 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 4:54 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.23 one way or $12.47 round trip. Estimated CO2 is about 14 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Northfield and Mostly Sunny near Londonderry.
Stop Ideas Near Bow Bog
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 Bog.
Concord, New Hampshire
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Nashua, NH
Flight Path Map
This map shows the direct air route between Northfield and Londonderry. Straight-line distance: 40.76 mi (65.6 km).
#1 Northfield
Town in Merrimack County, New Hampshire
| Population | 4,979 |
| Coordinates | 43.4331300, -71.5923000 |
| Altitude | 132 |
| Country | United States |
#2 Londonderry
Town in Rockingham County, New Hampshire, United States of America
| Population | 26,646 |
| Coordinates | 42.8650900, -71.3739500 |
| Altitude | 128 |
| Country | United States |
End: Mammoth Road (-71.374062, 42.865057)
Estimated Travel Time
Distance: 72 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 29m |
| 40 mph (64.37 km/h) | 01h 07m |
| 50 mph (80.47 km/h) | 00h 53m |
| 60 mph (96.56 km/h) | 00h 44m |
| 70 mph (112.65 km/h) | 00h 38m |
| 80 mph (129 km/h) | 00h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $6.23 | $12.47 |
| Mid-grade | $4.46 | $7.04 | $14.08 |
| Premium | $4.86 | $7.68 | $15.35 |
| Diesel | $6.00 | $9.48 | $18.95 |
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 04, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.