Distance between cities › USA › Texas › Katy, TX › Distance from Katy to Somerville Book Hotels

Distance from Katy, TX to Somerville, MA

Distance

1,865 mi

Time

1 day 11 hours

Gas Cost

$174 - $338

There are 1,622.85 miles from Katy to Somerville in northeast direction and 1,865 miles (3,001.43 kilometers) by car, following the I-81 route.

Katy and Somerville are 1 day 11 hours far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Somerville, MA.

Please note the time difference between Katy, TX and Somerville, MA is 1 hour. The current time in Katy is 7:57 am and the current time in Somerville is 8:57 am.

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Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Somerville, MA? Here there are some offers to rent a car in Katy, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Katy »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 74.90 gallons of gas to cover the route between Katy, TX and Somerville, MA.

The estimated cost of gas to go from Katy to Somerville is $244.32.

During the route, an average car will release 1,467.43 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 Katy, TX and Somerville, MA

If you want to meet halfway between Katy, TX and Somerville, MA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.99662 and -83.713713, or 35º 59' 47.832" N, 83º 42' 49.3668" W. This location is 932.50 miles away from Katy, TX and Somerville, MA and it would take approximately 17 hours 37 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mascot, TN, situated 963 miles from Katy, TX and 904 miles from Somerville, MA. It would take 17 hours 46 mins to go from Katy to Mascot and 17 hours 41 mins to go from Somerville to Mascot.

Major City Closest to Halfway Point

The major city closest to the halfway point between Katy, TX and Somerville, MA is Knoxville, TN, situated 950 miles from Katy, TX and 916 miles from Somerville, MA. It would take 17 hours 28 mins to go from Katy to Knoxville and 17 hours 49 mins to go from Somerville to Knoxville.

Major Cities Along the Route

Some other major cities along the route include Cambridge, MA, Houston, TX, Chattanooga, TN, Boston, MA, Lafayette, LA, Baton Rouge, LA, Birmingham, AL and Beaumont, TX.