Distance between cities › USA › Maryland › Arnold, MD › Distance from Arnold to Washington Book Hotels

Distance from Arnold, MD to Washington, DC

Distance

33 mi

Time

46 minutes

Gas Cost

$3 - $6

There are 29.97 miles from Arnold to Washington in southwest direction and 33 miles (53.11 kilometers) by car, following the US-50 and US-301 and MD 2 route.

Arnold and Washington are 46 minutes far apart, if you drive non-stop .

This is the fastest route from Arnold, MD to Washington, DC. The halfway point is Mitchellville, MD.

Arnold, MD and Washington, DC are in the same time zone (EDT). Current time in both locations is 2:07 pm.

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Lowest Price Rental Cars in Arnold, MD

Planning on renting a car to go from Arnold, MD to Washington, DC? Here there are some offers to rent a car in Arnold, MD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Arnold »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 1.34 gallons of gas to cover the route between Arnold, MD and Washington, DC.

The estimated cost of gas to go from Arnold to Washington is $4.36.

During the route, an average car will release 26.18 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 Arnold, MD and Washington, DC

If you want to meet halfway between Arnold, MD and Washington, DC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.949657 and -76.752960, or 38º 56' 58.7652" N, 76º 45' 10.656" W. This location is 16.64 miles away from Arnold, MD and Washington, DC and it would take approximately 23 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mitchellville, MD, situated 24 miles from Arnold, MD and 14 miles from Washington, DC. It would take 28 minutes to go from Arnold to Mitchellville and 20 minutes to go from Washington to Mitchellville.