Distance between cities › USA › Missouri › Williamstown, MO › Distance from Williamstown to Poolesville Book Hotels

Distance from Williamstown, MO to Poolesville, MD

Distance

908 mi

Time

17 hours 38 mins

Gas Cost

$85 - $165

There are 767.46 miles from Williamstown to Poolesville in east direction and 908 miles (1,461.28 kilometers) by car, following the I-70 route.

Williamstown and Poolesville are 17 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Williamstown, MO to Poolesville, MD.

Please note the time difference between Williamstown, MO and Poolesville, MD is 1 hour. The current time in Williamstown is 8:58 am and the current time in Poolesville is 9:58 am.

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Lowest Price Rental Cars in Williamstown, MO

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williamstown »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 36.48 gallons of gas to cover the route between Williamstown, MO and Poolesville, MD.

The estimated cost of gas to go from Williamstown to Poolesville is $118.99.

During the route, an average car will release 714.68 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 Williamstown, MO and Poolesville, MD

If you want to meet halfway between Williamstown, MO and Poolesville, MD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.83777 and -84.482856, or 39º 50' 15.972" N, 84º 28' 58.2816" W. This location is 454.15 miles away from Williamstown, MO and Poolesville, MD and it would take approximately 8 hours 49 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lewisburg, OH, situated 450 miles from Williamstown, MO and 459 miles from Poolesville, MD. It would take 8 hours 48 mins to go from Williamstown to Lewisburg and 8 hours 53 mins to go from Poolesville to Lewisburg.

Major City Closest to Halfway Point

The major city closest to the halfway point between Williamstown, MO and Poolesville, MD is Dayton, OH, situated 472 miles from Williamstown, MO and 444 miles from Poolesville, MD. It would take 9 hours 15 mins to go from Williamstown to Dayton and 8 hours 38 mins to go from Poolesville to Dayton.