How far is Londonderry, NH from Gilmanton, NH?

The driving distance from Londonderry, NH to Gilmanton, NH is about 47.2 miles (76 km), with a travel time of about 01h 10m by car.

  • The straight-line flight distance is about 38.7 miles (62.3 km).
  • For a round trip, plan for roughly 02h 20m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
47.21 mi
01h 10m
Flight
38.69 mi
62.26 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Londonderry.

Flight Distance

Direct air line
38.69 mi
Kilometers
62.26 km
Flight Time
00h 04m

Driving Distance

Road route
47.21 mi
Kilometers
75.98 km
Drive Time
01h 10m

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 10m.

Arrival Snapshot
Arrive in Gilmanton
Thu, Apr 23, 6:51 AM EDT
Return by in Londonderry
Thu, Apr 23, 8:01 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Londonderry
2026-04-23T05:41
Arrive Gilmanton
Thu, Apr 23, 6:51 AM EDT
Route Timing
01h 10m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:10 AM to 11:10 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:10 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Londonderry
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Bow Bog
NH

City in Merrimack County, New Hampshire, United States of America

From Londonderry
23.6 mi
00h 35m
To Gilmanton
23.6 mi
00h 35m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
60°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
5 to 10 mph NW
Destination
56°F
Thursday

Partly Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
5 to 10 mph NW

Driving Route Map

The map below follows the saved road route between Londonderry and Gilmanton.

Turn-by-Turn Driving Directions

Step-by-step road directions between Londonderry and Gilmanton.

  1. 1

    Start on Mammoth Road

    3.5 mi · 7 min · Mammoth Road

  2. 2

    Turn right onto Smith Lane

    699 ft · 31 sec · Smith Lane

  3. 3

    Turn straight onto Rockingham Road

    1.2 mi · 2 min · Rockingham Road

  4. 4

    Turn left onto I 93 North

    2701 ft · 1 min

  5. 5

    Merge slight left onto Alan B Shepard Highway

    5.2 mi · 7 min · Alan B Shepard Highway

  6. 6

    Keep slight left to continue on I 93 North: Concord, Plymouth

    7.1 mi · 9 min

  7. 7

    Keep slight left to continue on Everett Turnpike

    10.2 mi · 12 min · Everett Turnpike

  8. 8

    Continue on Styles Bridges Highway

    2718 ft · 42 sec · Styles Bridges Highway

  9. 9

    Take the exit slight right toward I 393 East, US 4 East, US 202 East: Loudon, Portsmouth

    2452 ft · 1 min

  10. 10

    Merge slight left

    2.9 mi · 4 min

  11. 11

    Take the exit slight right toward NH 106: Laconia, Pembroke

    1304 ft · 32 sec

  12. 12

    Keep slight left

    93 m · 10 sec

  13. 13

    Turn left onto Sheep Davis Road

    1.3 mi · 2 min · Sheep Davis Road

  14. 14

    Continue on Rocky Pond Road

    160 m · 8 sec · Rocky Pond Road

  15. 15

    Continue on NH Route 106

    892 ft · 16 sec · NH Route 106

  16. 16

    Continue on Rocky Pond Road

    1.6 mi · 2 min · Rocky Pond Road

  17. 17

    Continue on NH Route 106

    6.1 mi · 9 min · NH Route 106

  18. 18

    Continue on Rocky Pond Road

    2.8 mi · 4 min · Rocky Pond Road

  19. 19

    Continue on State Route 106

    2968 ft · 53 sec · State Route 106

  20. 20

    Turn right onto Allens Mill Road

    1.9 mi · 5 min · Allens Mill Road

  21. 21

    At the end of the road, turn right onto New Hampshire Route 140

    3003 ft · 1 min · New Hampshire Route 140

  22. 22

    Turn left onto Province Road

    22 m · 2 sec · Province Road

  23. 23

    Turn slight left onto Currier Hill Road

    76 m · 11 sec · Currier Hill Road

  24. 24

    Arrive at your destination

    0 m · 1 sec · Currier Hill Road

Car Route Details

A richer read on the saved driving route between Londonderry and Gilmanton.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
24 steps
9 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
50.8 / 100 mi
Decision points by distance
Main Roads
Everett Turnpike
10.2 mi · 22%
I 93 North
7.6 mi · 16%
NH Route 106
6.25 mi · 13%
Alan B Shepard Highway
5.2 mi · 11%
Rocky Pond Road
4.56 mi · 10%
Mammoth Road
3.5 mi · 7%
Longest Stretch

Everett Turnpike

Keep slight left to continue on Everett Turnpike

10.2 mi · 00h 12m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 10m
Day trip friendly
Same-Day Return
02h 20m
Round-trip wheel time
Road vs Air
+8.5 mi
38.7 mi direct line
Halfway Stop
Bow Bog
00h 35m from Londonderry
Leave By
4:10 PM EDT
Morning start is best
Weather Watch

Partly Sunny leaving Londonderry and Partly Sunny near Gilmanton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Londonderry to Gilmanton?

The road trip is about 47.2 miles (76 km) and usually takes 01h 10m 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 23.6 miles from Londonderry and 23.6 miles from Gilmanton.

How much longer is the road route than the straight-line distance?

The direct path is about 38.7 miles (62.3 km), while the road route adds roughly 8.5 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 4:10 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $6.59 one way or $13.18 round trip. Estimated CO2 is about 14.8 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Londonderry and Partly Sunny near Gilmanton.

Stop Ideas Near Bow Bog

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Bow Bog, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Bow Bog.

BUS

Concord, New Hampshire

10 mi away
30 Stickney Ave.
BUS

Manchester, New Hampshire

15 mi away
119 Canal St.
BUS

Tilton, New Hampshire

37 mi away
I-93 and US hwy 3
BUS

Nashua, NH

37 mi away
8 North Southwood Drive

Flight Path Map

This map shows the direct air route between Londonderry and Gilmanton. Straight-line distance: 38.69 mi (62.26 km).

Londonderry

#1 Londonderry

Town in Rockingham County, New Hampshire, United States of America

Population26,646
Coordinates42.8650900, -71.3739500
Altitude128
CountryUnited States
Gilmanton

#2 Gilmanton

Town in Belknap County, New Hampshire, United States

Population3,797
Coordinates43.4242500, -71.4145200
Altitude303
CountryUnited States
Start: Londonderry (-71.37395, 42.86509)
End: Gilmanton (-71.41452, 43.42425)

Estimated Travel Time

Distance: 76 km by road

SpeedTime
30 mph (48.3 km/h)01h 34m
40 mph (64.37 km/h)01h 10m
50 mph (80.47 km/h)00h 56m
60 mph (96.56 km/h)00h 47m
70 mph (112.65 km/h)00h 40m
80 mph (129 km/h)00h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.67 gal
6.31 L · about $6.59
Round trip
$13.18
3.34 gal · 12.62 L
Estimated CO2
14.8 kg one way
Round trip: 29.7 kg / 65 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $6.59 $13.18
Mid-grade $4.46 $7.44 $14.89
Premium $4.86 $8.11 $16.23
Diesel $6.00 $10.01 $20.03

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 23, 2026

There is no time difference between Londonderry and Gilmanton. The current time is 05:41:02.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.