How far is Charlestown, NH from Portsmouth, NH?
Distance by Flight
Shortest distance between Charlestown and Portsmouth is 84.75 miles (136.39 km).
Flight distance from Charlestown, NH to Portsmouth, NH is 84.75 miles. Estimated flight time is 00 hours 14 minutes.
It takes 00 hours 13 minutes to travel from Charlestown to Portsmouth with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Charlestown, New Hampshire to Portsmouth, New Hampshire is: 123.36 miles (198.53 km) by car.
Driving from Charlestown to Portsmouth will take approximately 02 hours 16 minutes.
#1 Charlestown
Town in New Hampshire
| Population | 5032 |
|---|---|
| GPS Coordinates | 43°14'19"N 72°25'28"W |
| Latitude | 43.2386900 |
| Longitude | -72.4245300 |
| Altitude | 119 |
| Country | United States |
#2 Portsmouth
City in Rockingham County, New Hampshire, United States
| Population | 21557 |
|---|---|
| GPS Coordinates | 43°4'37"N 70°45'28"W |
| Latitude | 43.0770400 |
| Longitude | -70.7576600 |
| Altitude | 6 |
| Country | United States |
Ending point in Portsmouth: Congress Street (-70.757617,43.077054)
Estimated Travel Time Between Charlestown and Portsmouth
The distance between Charlestown and Portsmouth is 199 km if you choose to drive by road. You can go 02 hours 12 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between Charlestown and Portsmouth. The current time is 01:07:39.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 04 hours 06 minutes |
| 40 mph (64.37 km/h) | 03 hours 05 minutes |
| 50 mph (80.47 km/h) | 02 hours 28 minutes |
| 60 mph (96.56 km/h) | 02 hours 03 minutes |
| 70 mph (112.65 km/h) | 01 hours 45 minutes |
| 75 mph (120.7 km/h) | 01 hours 38 minutes |
| 80 mph (128.75 km/h) | 01 hours 32 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 16.48 liters (4.35 gallon) of gas to cover the route between Charlestown and Portsmouth.
The estimated cost of gas to go from Charlestown to Portsmouth is $15.22 (diesel $19.08).
New Hampshire gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.5 | $3.96 | $4.38 | $4.38 |
| Total | $15.22 | $17.24 | $19.08 | $19.08 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in New Hampshire ) per gallon of daily gas for calculations is $3.496 (Diesel $4.384) /gallon. Last changed prices on December 22, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Charlestown and Portsmouth (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
Distance to Other Cities
Driving distance from Derry Village, NH to Charlestown 85.67 miles (138 km)
Driving distance from East Concord, NH to Charlestown 67.25 miles (108 km)
