Distance between cities › USA › Maryland › Poolesville, MD › Distance from Poolesville to Cornish Book Hotels

Distance from Poolesville, MD to Cornish, NH

Distance

490 mi

Time

10 hours 12 mins

Gas Cost

$46 - $89

There are 396.93 miles from Poolesville to Cornish in northeast direction and 490 miles (788.58 kilometers) by car, following the I-91 route.

Poolesville and Cornish are 10 hours 12 mins far apart, if you drive non-stop .

This is the fastest route from Poolesville, MD to Cornish, NH.

Poolesville, MD and Cornish, NH are in the same time zone (EDT). Current time in both locations is 6:40 am.

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Lowest Price Rental Cars in Poolesville, MD

Planning on renting a car to go from Poolesville, MD to Cornish, NH? Here there are some offers to rent a car in Poolesville, MD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Poolesville »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 19.67 gallons of gas to cover the route between Poolesville, MD and Cornish, NH.

The estimated cost of gas to go from Poolesville to Cornish is $64.15.

During the route, an average car will release 385.29 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Poolesville, MD and Cornish, NH

If you want to meet halfway between Poolesville, MD and Cornish, NH or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.763776 and -74.112039, or 40º 45' 49.5936" N, 74º 6' 43.3404" W. This location is 244.84 miles away from Poolesville, MD and Cornish, NH and it would take approximately 5 hours 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kearny, NJ, situated 240 miles from Poolesville, MD and 256 miles from Cornish, NH. It would take 5 hours 1 min to go from Poolesville to Kearny and 5 hours 26 mins to go from Cornish to Kearny.

Major City Closest to Halfway Point

The major city closest to the halfway point between Poolesville, MD and Cornish, NH is Brooklyn, NY, situated 247 miles from Poolesville, MD and 250 miles from Cornish, NH. It would take 5 hours 17 mins to go from Poolesville to Brooklyn and 5 hours 21 mins to go from Cornish to Brooklyn.