Distance between cities › USA › Connecticut › Rockfall, CT › Distance from Rockfall to Cobalt Book Hotels

Distance from Rockfall, CT to Cobalt, CT

Distance

10 mi

Time

21 minutes

Gas Cost

$1 - $2

There are 7.67 miles from Rockfall to Cobalt in northeast direction and 10 miles (16.09 kilometers) by car, following the CT 17 and CT 66 route.

Rockfall and Cobalt are 21 minutes far apart, if you drive non-stop .

This is the fastest route from Rockfall, CT to Cobalt, CT.

Rockfall, CT and Cobalt, CT are in the same time zone (EDT). Current time in both locations is 9:35 pm.

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Lowest Price Rental Cars in Rockfall, CT

Planning on renting a car to go from Rockfall, CT to Cobalt, CT? Here there are some offers to rent a car in Rockfall, CT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Rockfall »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 0.39 gallons of gas to cover the route between Rockfall, CT and Cobalt, CT.

The estimated cost of gas to go from Rockfall to Cobalt is $1.35.

During the route, an average car will release 7.68 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 $3.45 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Rockfall, CT and Cobalt, CT

If you want to meet halfway between Rockfall, CT and Cobalt, CT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.57111 and -72.63587, or 41º 34' 15.996" N, 72º 38' 9.132" W. This location is 4.88 miles away from Rockfall, CT and Cobalt, CT and it would take approximately 10 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Portland, CT, situated 5 miles from Rockfall, CT and 5 miles from Cobalt, CT. It would take 12 minutes to go from Rockfall to Portland and 9 minutes to go from Cobalt to Portland.