How far is Bridgewater, NH from Merrimack, NH?
The driving distance from Bridgewater, NH to Merrimack, NH is about 67.4 miles (108.4 km), with a travel time of about 01h 13m by car.
- The straight-line flight distance is about 54.8 miles (88.2 km).
- For a round trip, plan for roughly 02h 26m 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 13m.
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 New Hampshire
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 Bridgewater and Merrimack.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bridgewater and Merrimack.
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1
Start on Whittemore Point Road South
71 m · 11 sec · Whittemore Point Road South
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2
Turn right onto Mayhew Turnpike
1715 ft · 37 sec · Mayhew Turnpike
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3
Continue on Lake Street
3.4 mi · 7 min · Lake Street
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4
Continue on Pleasant Street
1002 ft · 28 sec · Pleasant Street
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5
Continue on Summer Street
4.4 mi · 8 min · Summer Street
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6
Continue on New Hampshire Highway 104
1.1 mi · 2 min · New Hampshire Highway 104
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7
Take the ramp left toward I 93 South: Tilton, Concord
1505 ft · 37 sec
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8
Merge slight left onto Styles Bridges Highway
14.9 mi · 16 min · Styles Bridges Highway
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9
Continue on Senator Styles Bridges Highway
15.4 mi · 18 min · Senator Styles Bridges Highway
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10
Continue on Styles Bridges Highway
1.2 km · 1 min · Styles Bridges Highway
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11
Continue on Everett Turnpike
8.9 mi · 11 min · Everett Turnpike
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12
Keep slight left to continue on Everett Turnpike
2 mi · 2 min · Everett Turnpike
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13
Keep slight left to continue on Everett Turnpike
8.2 mi · 11 min · Everett Turnpike
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14
Keep slight left to continue on Everett Turnpike
2.4 mi · 3 min · Everett Turnpike
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15
Take the exit slight right toward Airport
1.3 km · 1 min
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16
Keep slight right to continue on Merrimack
1425 ft · 38 sec
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17
Turn right onto South River Road
704 ft · 13 sec · South River Road
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18
Continue on Daniel Webster Highway
3.8 mi · 8 min · Daniel Webster Highway
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19
Turn slight left onto Loop Road
25 m · 4 sec · Loop Road
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20
Arrive at your destination
0 m · 1 sec · Loop Road
Car Route Details
A richer read on the saved driving route between Bridgewater and Merrimack.
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 Bridgewater 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 Bridgewater to Merrimack?
The road trip is about 67.4 miles (108.4 km) and usually takes 01h 13m 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?
Boscawen is a useful midpoint, sitting about 33.7 miles from Bridgewater and 33.7 miles from Merrimack.
How much longer is the road route than the straight-line distance?
The direct path is about 54.8 miles (88.2 km), while the road route adds roughly 12.6 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 4:04 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.39 one way or $18.78 round trip. Estimated CO2 is about 21.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Bridgewater and Mostly Sunny near Merrimack.
Stop Ideas Near Boscawen
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 Boscawen.
Concord, New Hampshire
Tilton, New Hampshire
New Hampton, New Hampshire
Manchester, New Hampshire
Flight Path Map
This map shows the direct air route between Bridgewater and Merrimack. Straight-line distance: 54.81 mi (88.21 km).
#1 Bridgewater
Town in New Hampshire
| Population | 1,082 |
| Coordinates | 43.6384100, -71.7364700 |
| Altitude | 195 |
| 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: 108 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 14m |
| 40 mph (64.37 km/h) | 01h 41m |
| 50 mph (80.47 km/h) | 01h 20m |
| 60 mph (96.56 km/h) | 01h 07m |
| 70 mph (112.65 km/h) | 00h 57m |
| 80 mph (129 km/h) | 00h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $9.39 | $18.78 |
| Mid-grade | $4.46 | $10.61 | $21.22 |
| Premium | $4.86 | $11.56 | $23.12 |
| Diesel | $6.00 | $14.27 | $28.55 |
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.