How far is Newton, NH from Merrimack, NH?
The driving distance from Newton, NH to Merrimack, NH is about 44.3 miles (71.3 km), with a travel time of about 00h 55m by car.
- The straight-line flight distance is about 23.2 miles (37.4 km).
- For a round trip, plan for roughly 01h 50m 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 55m.
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 Rockingham County, New Hampshire, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Newton and Merrimack.
Turn-by-Turn Driving Directions
Step-by-step road directions between Newton and Merrimack.
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1
Start on Highland Street
13 m · 8 sec · Highland Street
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2
Continue on Highland Street
32 m · 5 sec · Highland Street
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3
Turn left onto North Main Street
1.4 mi · 3 min · North Main Street
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4
Continue on North Main Street
1.4 km · 2 min · North Main Street
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5
Continue on Haverhill Road
1.5 km · 2 min · Haverhill Road
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6
Turn left onto Powwow River Road
2.1 mi · 4 min · Powwow River Road
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7
At the end of the road, turn left onto Depot Road
53 m · 5 sec · Depot Road
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8
Take the ramp slight right toward NH 125, NH 111
51 m · 6 sec
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9
Merge slight left
1 mi · 2 min
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10
Continue straight
6.3 mi · 9 min
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11
Turn left
1883 ft · 46 sec
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12
Merge slight left
20.3 mi · 24 min
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13
Keep slight right to continue on I 293 North, NH 101 West: Manchester Airport, Manchester, Bedford
3.3 mi · 4 min
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14
Keep slight left to continue on NH 101 West: Bedford, Nashua
2871 ft · 45 sec
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15
Take the exit slight right toward Everett Turnpike South: Merrimack, Nashua, Manchester Airport
1840 ft · 44 sec
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16
Merge slight left onto Everett Turnpike
1.9 mi · 3 min · Everett Turnpike
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17
Take the exit slight right toward Airport
1.3 km · 1 min
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18
Keep slight right to continue on Merrimack
1425 ft · 38 sec
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19
Turn right onto South River Road
704 ft · 13 sec · South River Road
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20
Continue on Daniel Webster Highway
3.8 mi · 8 min · Daniel Webster Highway
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21
Turn slight left onto Loop Road
25 m · 4 sec · Loop Road
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22
Arrive at your destination
0 m · 1 sec · Loop Road
Car Route Details
A richer read on the saved driving route between Newton and Merrimack.
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.
NH 125
Merge slight left
20.3 mi · 00h 24m
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.
Slight Chance Rain Showers then Partly Sunny leaving Newton and Mostly Sunny near Merrimack.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Newton to Merrimack?
The road trip is about 44.3 miles (71.3 km) and usually takes 00h 55m 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?
Candia is a useful midpoint, sitting about 22.2 miles from Newton and 22.1 miles from Merrimack.
How much longer is the road route than the straight-line distance?
The direct path is about 23.2 miles (37.4 km), while the road route adds roughly 21.1 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 4:40 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.15 one way or $12.31 round trip. Estimated CO2 is about 13.9 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Partly Sunny around Newton and Mostly Sunny near Merrimack.
Stop Ideas Near Candia
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 Candia.
Manchester, New Hampshire
Concord, New Hampshire
Durham–UNH station
Exeter station
Flight Path Map
This map shows the direct air route between Newton and Merrimack. Straight-line distance: 23.24 mi (37.4 km).
#1 Newton
Town in New Hampshire, in the United States
| Population | 4,934 |
| Coordinates | 42.8695300, -71.0345000 |
| Altitude | 61 |
| Country | United States |
#2 Merrimack
River in New Hampshire and Massachusetts, United States
| Population | 27,452 |
| Coordinates | 42.8650900, -71.4934000 |
| Altitude | 47 |
| Country | United States |
End: (-71.493333, 42.865106)
Estimated Travel Time
Distance: 71 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 28m |
| 40 mph (64.37 km/h) | 01h 06m |
| 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 | $6.15 | $12.31 |
| Mid-grade | $4.46 | $6.95 | $13.91 |
| Premium | $4.86 | $7.58 | $15.16 |
| Diesel | $6.00 | $9.36 | $18.71 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.