How far is Nashua, NH from New Boston, NH?
The driving distance from Nashua, NH to New Boston, NH is about 21.8 miles (35.1 km), with a travel time of about 00h 44m by car.
- The straight-line flight distance is about 18.5 miles (29.8 km).
- For a round trip, plan for roughly 01h 29m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 44m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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 Hillsborough County, New Hampshire, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Rain Showers
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Nashua and New Boston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Nashua and New Boston.
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1
Start on Main Street
8 m · 4 sec · Main Street
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2
Turn left onto Amherst Street
4.9 mi · 12 min · Amherst Street
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3
Continue on Milford Road
6.1 mi · 12 min · Milford Road
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4
At the end of the road, turn right onto Union Square
89 m · 6 sec · Union Square
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5
Turn straight onto Mont Vernon Road
68 m · 6 sec · Mont Vernon Road
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6
Continue on Mont Vernon Street
2.4 mi · 4 min · Mont Vernon Street
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7
Continue on South Main Street
4.8 mi · 10 min · South Main Street
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8
Continue on Mont Vernon Road
3.6 mi · 6 min · Mont Vernon Road
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9
Turn sharp left onto Old Coach Road
67 m · 8 sec · Old Coach Road
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10
Arrive at your destination
0 m · 1 sec · Old Coach Road
Car Route Details
A richer read on the saved driving route between Nashua and New Boston.
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.
Milford Road
Continue on Milford Road
6.11 mi · 00h 12m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny then Chance Rain Showers leaving Nashua and Partly Sunny then Chance Showers And Thunderstorms near New Boston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Nashua to New Boston?
The road trip is about 21.8 miles (35.1 km) and usually takes 00h 44m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Milford is a useful midpoint, sitting about 10.9 miles from Nashua and 10.9 miles from New Boston.
How much longer is the road route than the straight-line distance?
The direct path is about 18.5 miles (29.8 km), while the road route adds roughly 3.3 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:00 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.04 one way or $6.08 round trip. Estimated CO2 is about 6.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Rain Showers around Nashua and Partly Sunny then Chance Showers And Thunderstorms near New Boston.
Stop Ideas Near Milford
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 Milford.
Nashua, NH
Manchester, New Hampshire
Concord, New Hampshire
Haverhill station
Flight Path Map
This map shows the direct air route between Nashua and New Boston. Straight-line distance: 18.54 mi (29.83 km).
#1 Nashua
The most populous city in Hillsborough County, New Hampshire.
| Population | 89,167 |
| Coordinates | 42.7653700, -71.4675700 |
| Altitude | 49 |
| Country | United States |
#2 New Boston
City in Texas, United States
| Population | 5,941 |
| Coordinates | 42.9761900, -71.6939600 |
| Altitude | 135 |
| Country | United States |
End: New Boston (-71.69396, 42.97619)
Estimated Travel Time
Distance: 35 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 43m |
| 40 mph (64.37 km/h) | 00h 32m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $3.04 | $6.08 |
| Mid-grade | $4.46 | $3.43 | $6.86 |
| Premium | $4.86 | $3.74 | $7.48 |
| Diesel | $6.00 | $4.62 | $9.24 |
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 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.