Origin
Marlborough, NH
Late night in Marlborough on Sunday
Local time
12:43 AM
EDT
Current temp
37°F
Unavailable
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
1h 21m
Distance
45 mi
72 km
Drive Score
6/10
Good drive
Same Day?
Yes, doable
Fuel Cost
$7
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Marlborough, NH
Mohan Nannapaneni
Merrimack, NH
Wikimedia Commons
Marlborough, NH to Merrimack, NH is 45 miles and takes about 1 hour 21 minutes via Gibbons Highway and Main Street, with a fuel budget near $7 and enough daylight to finish in a day. This drive stays within the Northeast region, specifically New Hampshire, making it a convenient local excursion. Expect a route with frequent turns, typical of local New England roadways. With only 19% of the drive on highways, this trip offers a more grounded experience than a pure interstate journey. It's a straightforward, relatively short trip perfect for a single-day adventure.
| Road | Distance | Duration |
|---|---|---|
| Gibbons Highway | 9.3 mi | 14m |
| Main Street | 9 mi | 16m |
| State Route 101 | 8.4 mi | 12m |
| NH 101A | 4 mi | 7m |
| Wilton Road | 4 mi | 6m |
| Continental Boulevard | 3.9 mi | 8m |
| Peterborough Bypass | 2.4 mi | 4m |
| Daniel Webster Highway | 1.9 mi | 4m |
Step-by-step road directions between Marlborough, NH and Merrimack, NH.
Start on Granite Street
Turn right onto Terrace Street
Turn sharp left onto NH 101
Continue on NH 101
Continue on NH 101
Enter roundabout onto NH 101
Continue on NH 101
Continue on NH 101
Continue on NH 101
Continue on NH 101
Turn right onto NH 101
Take the exit
Keep slight left at fork
Turn right onto NH 101A
Turn left onto Continental Boulevard
Continue on Greeley Street
Turn left onto US 3
Turn sharp right onto Loop Road
Arrive at destination
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
23 mi into the route
Best for: Lunch, fuel, and a longer reset
This sits close to the middle of the route, so it works well for the longest stop of the day.
A short stop after about 10 miles helps settle the day before fatigue starts building.
The midpoint is around 22.5 miles from Marlborough, NH, which is a good place for a longer meal and fuel stop.
These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.
5 decision points cluster between mile 0 and 45 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn right onto Terrace Street
Navigation decision point
Turn sharp left onto NH 101 / Main Street
Sharp turn - reduce speed on approach
Enter roundabout onto NH 101 / Peterborough Bypass
Roundabout - know your exit number before entering
Take the exit toward NH 101A: Milford, Nashua
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Turn sharp right onto Loop Road
Sharp turn - reduce speed on approach
Regular Gas
$7.24 one way
$14.49 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.50 | $7.97 | $15.94 |
| premium | $4.86 | $8.62 | $17.23 |
| diesel | $5.61 | $9.94 | $19.87 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$7
Estimated CO2 emission: 15.7 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $5 in charging · 0 stops · 69% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 13.5 | 0 | $4.73 | $2.16 |
| Efficient EV | 11.3 | 0 | $3.94 | $1.80 |
| EV Truck/SUV | 18 | 0 | $6.30 | $2.88 |
Gas CO2
16 kg
EV CO2
5 kg (69% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Current conditions at both ends of the drive.
Origin
Late night in Marlborough on Sunday
Local time
12:43 AM
EDT
Current temp
37°F
Unavailable
Destination
Late night in Merrimack on Sunday
Local time
12:43 AM
EDT
Current temp
39°F
Unavailable
28°F
Greenville, NH
23 mi in
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
This route is characterized as a 'Turn-heavy local drive,' meaning you'll be navigating a series of intersections and changes in direction rather than settling into a long, straight highway cruise. With highway driving making up only 19% of the total journey, the majority of your time will be spent on local roads. The longest uninterrupted stretch you'll encounter is 9.3 miles on Gibbons Highway. Be prepared for a varied driving experience that requires attention to navigating through towns and local communities.
Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. You will hit about 9 points where you need to pay attention to lane position or signs. The trickiest moment comes early in the drive near Terrace Street.
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 45 miles you will encounter 9 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: near the start (Terrace Street): Navigation decision point; at 0.1 miles (NH 101 / Main Street): Sharp turn - reduce speed on approach; at 14.3 miles (NH 101 / Peterborough Bypass): Roundabout - know your exit number before entering.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Marlborough, NH to Merrimack, NH, road signs begin pointing toward Nashua along the way.
Nashua
Merrimack is a city in the Merrimack Valley of New Hampshire.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 1h 21m. Total distance: 45 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 21m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (19%). Some complex stretches to watch for.
Scenic Drive
Mostly surface roads route profile.
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.
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