How far is Sanbornville, NH from Merrimack, NH?
The driving distance from Sanbornville, NH to Merrimack, NH is about 71.6 miles (115.3 km), with a travel time of about 01h 26m by car.
- The straight-line flight distance is about 53 miles (85.3 km).
- For a round trip, plan for roughly 02h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 26m.
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 Strafford County, New Hampshire, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Sanbornville and Merrimack.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sanbornville and Merrimack.
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1
Start on the route
43 m · 13 sec
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2
Turn right onto Meadow Street
2891 ft · 1 min · Meadow Street
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3
Turn left onto White Mountain Highway
5.4 mi · 8 min · White Mountain Highway
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4
Continue on Spaulding Turnpike
14.4 mi · 19 min · Spaulding Turnpike
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5
Take the exit slight right toward NH 125: Rochester, Gonic
1540 ft · 53 sec · Exit 12
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6
Keep slight right to continue on Exit 12
135 m · 17 sec · Exit 12
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7
Merge slight left onto Gonic Road
1.7 mi · 3 min · Gonic Road
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8
Continue on Calef Highway
7.7 mi · 13 min · Calef Highway
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9
Enter the roundabout and take exit 2 toward Lee Circle
50 m · 5 sec · Calef Highway
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10
Exit the rotary onto Calef Highway
9.6 mi · 15 min · Calef Highway
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11
Take the exit slight right
1904 ft · 47 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 Sanbornville 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.
Calef Highway
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.
Light Rain leaving Sanbornville and Chance Rain Showers near Merrimack.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sanbornville to Merrimack?
The road trip is about 71.6 miles (115.3 km) and usually takes 01h 26m 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?
Lee is a useful midpoint, sitting about 35.8 miles from Sanbornville and 35.9 miles from Merrimack.
How much longer is the road route than the straight-line distance?
The direct path is about 53 miles (85.3 km), while the road route adds roughly 18.6 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 EST. If you want a more comfortable same-day return, try to leave by 3:36 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.47 one way or $20.94 round trip. Estimated CO2 is about 22.5 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain around Sanbornville and Chance Rain Showers near Merrimack.
Stop Ideas Near Lee
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Old City Hall
Dover City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lee.
Durham–UNH station
Dover Transportation Center
Exeter station
Portsmouth, New Hampshire
Flight Path Map
This map shows the direct air route between Sanbornville and Merrimack. Straight-line distance: 53.01 mi (85.31 km).
#1 Sanbornville
Sanbornville is a place in New Hampshire, United States.
| Population | 0 |
| Coordinates | 43.5542500, -71.0309000 |
| Altitude | 176 |
| 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: 115 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 23m |
| 40 mph (64.37 km/h) | 01h 47m |
| 50 mph (80.47 km/h) | 01h 25m |
| 60 mph (96.56 km/h) | 01h 11m |
| 70 mph (112.65 km/h) | 01h 01m |
| 80 mph (129 km/h) | 00h 53m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.14 | $10.47 | $20.94 |
| Mid-grade | $4.75 | $12.02 | $24.03 |
| Premium | $5.22 | $13.19 | $26.39 |
| Diesel | $6.30 | $15.95 | $31.90 |
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 · Nov 06, 2026