How far is Merrimack, NH from Hampstead, NH?

The driving distance from Merrimack, NH to Hampstead, NH is about 20.8 miles (33.4 km), with a travel time of about 00h 46m by car.

  • The straight-line flight distance is about 15.8 miles (25.5 km).
  • For a round trip, plan for roughly 01h 33m 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
20.75 mi
00h 46m
Flight
15.83 mi
25.47 km direct

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

Learn Distance

Choose another destination from Merrimack.

Flight Distance

Direct air line
15.83 mi
Kilometers
25.47 km
Flight Time
00h 01m

Driving Distance

Road route
20.75 mi
Kilometers
33.39 km
Drive Time
00h 46m

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 46m.

Arrival Snapshot
Arrive in Hampstead
Sat, May 2, 2:58 PM EDT
Return by in Merrimack
Sat, May 2, 3:44 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Merrimack
2026-05-02T14:11
Arrive Hampstead
Sat, May 2, 2:58 PM EDT
Route Timing
00h 46m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:47 AM to 10:47 AM EDT

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

Leave by
4:56 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Merrimack
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
Derry
NH

Town in New Hampshire, United States

From Merrimack
10.4 mi
00h 23m
To Hampstead
10.4 mi
00h 23m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
57°F
Saturday

Mostly Sunny

Starts
Sat, May 2 6:00 AM EDT
Wind
5 to 10 mph W
Destination
58°F
Saturday

Partly Sunny then Slight Chance Rain Showers

Starts
Sat, May 2 6:00 AM EDT
Wind
0 to 5 mph SW

Driving Route Map

The map below follows the saved road route between Merrimack and Hampstead.

Turn-by-Turn Driving Directions

Step-by-step road directions between Merrimack and Hampstead.

  1. 1

    Start on Loop Road

    25 m · 6 sec · Loop Road

  2. 2

    Turn straight onto Daniel Webster Highway

    3.8 mi · 8 min · Daniel Webster Highway

  3. 3

    Continue on South River Road

    641 ft · 12 sec · South River Road

  4. 4

    Take the ramp right toward Airport

    1104 ft · 27 sec

  5. 5

    Merge slight left onto Raymond Wieczorek Drive

    2769 ft · 47 sec · Raymond Wieczorek Drive

  6. 6

    Turn right onto Pettengill Road

    1.1 mi · 3 min · Pettengill Road

  7. 7

    Turn right onto Harvey Road

    1.1 mi · 2 min · Harvey Road

  8. 8

    Continue on High Range Road

    1043 ft · 33 sec · High Range Road

  9. 9

    Turn left onto Litchfield Road

    1.4 mi · 3 min · Litchfield Road

  10. 10

    Continue on Stonehenge Road

    1.5 mi · 3 min · Stonehenge Road

  11. 11

    At the end of the road, turn right onto Rockingham Road

    1.2 mi · 2 min · Rockingham Road

  12. 12

    Continue on Manchester Road

    1.2 km · 2 min · Manchester Road

  13. 13

    Turn sharp left onto Tsienneto Road

    136 m · 26 sec · Tsienneto Road

  14. 14

    Turn right onto Pinkerton Street

    1.1 km · 2 min · Pinkerton Street

  15. 15

    Turn right onto North Main Street

    816 ft · 24 sec · North Main Street

  16. 16

    Enter the roundabout and take exit 3 toward Danforth Circle

    59 m · 4 sec · East Derry Road

  17. 17

    Exit the rotary onto East Derry Road

    1.2 mi · 3 min · East Derry Road

  18. 18

    Continue on Hampstead Road

    3.8 mi · 8 min · Hampstead Road

  19. 19

    Continue on Derry Road

    141 m · 16 sec · Derry Road

  20. 20

    Turn right onto Main Street

    2.9 mi · 6 min · Main Street

  21. 21

    Turn right onto West Road

    9 m · 1 sec · West Road

  22. 22

    Arrive at your destination

    0 m · 1 sec · West Road

Car Route Details

A richer read on the saved driving route between Merrimack and Hampstead.

OSRM road route
Drive Character

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.

Directions
22 steps
12 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
106.3 / 100 mi
Decision points by distance
Main Roads
Hampstead Road
3.82 mi · 18%
Daniel Webster Highway
3.75 mi · 18%
Main Street
2.89 mi · 14%
Stonehenge Road
1.46 mi · 7%
Litchfield Road
1.43 mi · 7%
East Derry Road
1.2 mi · 6%
Longest Stretch

Hampstead Road

Continue on Hampstead Road

3.82 mi · 00h 08m

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
00h 46m
Day trip friendly
Same-Day Return
01h 34m
Round-trip wheel time
Road vs Air
+5 mi
15.8 mi direct line
Halfway Stop
Derry
00h 23m from Merrimack
Leave By
4:56 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving Merrimack and Partly Sunny then Slight Chance Rain Showers near Hampstead.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Merrimack to Hampstead?

The road trip is about 20.8 miles (33.4 km) and usually takes 00h 46m 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?

Derry is a useful midpoint, sitting about 10.4 miles from Merrimack and 10.4 miles from Hampstead.

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

The direct path is about 15.8 miles (25.5 km), while the road route adds roughly 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 4:56 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.88 one way or $5.76 round trip. Estimated CO2 is about 6.5 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Merrimack and Partly Sunny then Slight Chance Rain Showers near Hampstead.

Stop Ideas Near Derry

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

Mid-route Guidance
Local place coverage is thin around Derry, 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 Derry.

BUS

Manchester, New Hampshire

16 mi away
119 Canal St.
BUS

Nashua, NH

18 mi away
8 North Southwood Drive
RAIL

Haverhill station

23 mi away
Washington Street at Railroad Square
RAIL

Exeter station

32 mi away
60 Lincoln Street

Flight Path Map

This map shows the direct air route between Merrimack and Hampstead. Straight-line distance: 15.83 mi (25.47 km).

Merrimack

#1 Merrimack

River in New Hampshire and Massachusetts, United States

Population27,452
Coordinates42.8650900, -71.4934000
Altitude47
CountryUnited States
Hampstead

#2 Hampstead

Town in New Hampshire, United States

Population8,612
Coordinates42.8745300, -71.1811700
Altitude100
CountryUnited States
Start: Merrimack (-71.4934, 42.86509)
End: Hampstead (-71.18117, 42.87453)

Estimated Travel Time

Distance: 33 km by road

SpeedTime
30 mph (48.3 km/h)00h 41m
40 mph (64.37 km/h)00h 31m
50 mph (80.47 km/h)00h 24m
60 mph (96.56 km/h)00h 20m
70 mph (112.65 km/h)00h 17m
80 mph (129 km/h)00h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.73 gal
2.77 L · about $2.88
Round trip
$5.76
1.46 gal · 5.54 L
Estimated CO2
6.5 kg one way
Round trip: 13 kg / 29 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $2.88 $5.76
Mid-grade $4.46 $3.25 $6.51
Premium $4.86 $3.55 $7.09
Diesel $6.00 $4.38 $8.76

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

There is no time difference between Merrimack and Hampstead. The current time is 14:11:31.

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.