How far is Unity, NH from Grantham, NH?

The driving distance from Unity, NH to Grantham, NH is about 21.4 miles (34.5 km), with a travel time of about 00h 33m by car.

  • The straight-line flight distance is about 14.9 miles (23.9 km).
  • For a round trip, plan for roughly 01h 07m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
21.44 mi
00h 33m
Flight
14.85 mi
23.9 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Unity.

Flight Distance

Direct air line
14.85 mi
Kilometers
23.9 km
Flight Time
00h 01m

Driving Distance

Road route
21.44 mi
Kilometers
34.5 km
Drive Time
00h 33m

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 33m.

Arrival Snapshot
Arrive in Grantham
Sat, May 2, 9:58 AM EDT
Return by in Unity
Sat, May 2, 10:31 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Unity
2026-05-02T09:24
Arrive Grantham
Sat, May 2, 9:58 AM EDT
Route Timing
00h 33m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:34 AM to 7:34 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:22 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Unity
10:00 PM EDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Newport
NH

Town in New Hampshire, United States

From Unity
10.7 mi
00h 16m
To Grantham
10.7 mi
00h 16m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
51°F
Saturday

Mostly Sunny

Starts
Sat, May 2 6:00 AM EDT
Wind
5 mph W
Destination
52°F
Saturday

Partly Sunny

Starts
Sat, May 2 6:00 AM EDT
Wind
5 to 10 mph W

Driving Route Map

The map below follows the saved road route between Unity and Grantham.

Turn-by-Turn Driving Directions

Step-by-step road directions between Unity and Grantham.

  1. 1

    Start on 2nd NH Turnpike

    2.1 mi · 3 min · 2nd NH Turnpike

  2. 2

    Continue on Lempster Street

    1.3 mi · 2 min · Lempster Street

  3. 3

    Turn left onto Unity Springs Road

    3.9 mi · 9 min · Unity Springs Road

  4. 4

    Continue on Unity Road

    3.2 mi · 8 min · Unity Road

  5. 5

    Turn slight right onto John Stark Highway

    1856 ft · 26 sec · John Stark Highway

  6. 6

    Continue on Elm Street

    946 ft · 20 sec · Elm Street

  7. 7

    Turn left onto South Main Street

    1211 ft · 35 sec · South Main Street

  8. 8

    Enter the roundabout and take exit 3 toward the route

    45 m · 4 sec

  9. 9

    Exit the roundabout

    30 m · 2 sec

  10. 10

    Turn right onto Main Street

    106 m · 10 sec · Main Street

  11. 11

    Continue on State Route 10

    145 m · 8 sec · State Route 10

  12. 12

    Continue on North Main Street

    1.1 km · 1 min · North Main Street

  13. 13

    Continue on State Route 10

    1.5 km · 1 min · State Route 10

  14. 14

    Continue on North Main Street

    8.4 mi · 13 min · North Main Street

  15. 15

    Turn left

    38 m · 9 sec

  16. 16

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Unity and Grantham.

OSRM road route
Drive Character

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.

Directions
16 steps
8 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
74.8 / 100 mi
Decision points by distance
Main Roads
North Main Street
9.1 mi · 42%
Unity Springs Road
3.86 mi · 18%
Unity Road
3.17 mi · 15%
2nd NH Turnpike
2.05 mi · 10%
Lempster Street
1.27 mi · 6%
State Route 10
1.01 mi · 5%
Longest Stretch

North Main Street

Continue on North Main Street

8.42 mi · 00h 13m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 33m
Quick drive
Same-Day Return
01h 08m
Round-trip wheel time
Road vs Air
+6.5 mi
14.9 mi direct line
Halfway Stop
Newport
00h 16m from Unity
Leave By
7:22 PM EDT
Flexible departure
Weather Watch

Mostly Sunny leaving Unity and Partly Sunny near Grantham.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Unity to Grantham?

The road trip is about 21.4 miles (34.5 km) and usually takes 00h 33m 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?

Newport is a useful midpoint, sitting about 10.7 miles from Unity and 10.7 miles from Grantham.

How much longer is the road route than the straight-line distance?

The direct path is about 14.9 miles (23.9 km), while the road route adds roughly 6.5 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 7:22 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.00 one way or $6.00 round trip. Estimated CO2 is about 6.8 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Unity and Partly Sunny near Grantham.

Stop Ideas Near Newport

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Newport, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Newport.

RAIL

Claremont

17 mi away
Plains Rd. and Maple Ave.
RAIL

Windsor station

21 mi away
26 Depot Ave
RAIL

White River Junction

34 mi away
102 Railroad Row
RAIL

Bellows Falls station

34 mi away
54 Depot St

Flight Path Map

This map shows the direct air route between Unity and Grantham. Straight-line distance: 14.85 mi (23.9 km).

Unity

#1 Unity

Town in Sullivan County, New Hampshire, United States

Population1,616
Coordinates43.2939600, -72.2603700
Altitude445
CountryUnited States
Grantham

#2 Grantham

Town in Sullivan County, New Hampshire, United States

Population2,955
Coordinates43.4895200, -72.1375900
Altitude288
CountryUnited States
Start: 2nd NH Turnpike (-72.260301, 43.294011)
End: Lily Lane (-72.137742, 43.489688)

Estimated Travel Time

Distance: 35 km by road

SpeedTime
30 mph (48.3 km/h)00h 42m
40 mph (64.37 km/h)00h 32m
50 mph (80.47 km/h)00h 25m
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.

One-way fuel
0.76 gal
2.86 L · about $3.00
Round trip
$6.00
1.52 gal · 5.72 L
Estimated CO2
6.8 kg one way
Round trip: 13.5 kg / 30 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $3.00 $6.00
Mid-grade $4.46 $3.39 $6.77
Premium $4.86 $3.69 $7.38
Diesel $6.00 $4.56 $9.12

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 02, 2026

There is no time difference between Unity and Grantham. The current time is 09:24:22.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.