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

Distance from Katy, TX to Troy, TX

Distance

154 mi

Time

3 hours 17 mins

Gas Cost

$14 - $28

There are 131.85 miles from Katy to Troy in northwest direction and 154 miles (247.84 kilometers) by car, following the TX 36 route.

Katy and Troy are 3 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Troy, TX. The halfway point is Bastrop, TX.

Katy, TX and Troy, TX are in the same time zone (CDT). Current time in both locations is 8:05 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Katy, TX to Troy, TX:

Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Troy, TX? 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 6.20 gallons of gas to cover the route between Katy, TX and Troy, TX.

The estimated cost of gas to go from Katy to Troy is $19.88.

During the route, an average car will release 121.51 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 $3.21 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Katy, TX and Troy, TX

If you want to meet halfway between Katy, TX and Troy, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 30.088081 and -97.253906, or 30º 5' 17.0916" N, 97º 15' 14.0616" W. This location is 77.21 miles away from Katy, TX and Troy, TX and it would take approximately 1 hour 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Bastrop, TX, situated 104 miles from Katy, TX and 102 miles from Troy, TX. It would take 1 hour 35 mins to go from Katy to Bastrop and 1 hour 33 mins to go from Troy to Bastrop.