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

Distance from Katy, TX to Sylvester, TX

Distance

400 mi

Time

7 hours 28 mins

Gas Cost

$37 - $72

There are 330.97 miles from Katy to Sylvester in northwest direction and 400 miles (643.74 kilometers) by car, following the TX 71 route.

Katy and Sylvester are 7 hours 28 mins far apart, if you drive non-stop .

This is the fastest route from Katy, TX to Sylvester, TX. The halfway point is Lampasas, TX.

Katy, TX and Sylvester, TX are in the same time zone (CDT). Current time in both locations is 3:25 am.

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Lowest Price Rental Cars in Katy, TX

Planning on renting a car to go from Katy, TX to Sylvester, 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 16.08 gallons of gas to cover the route between Katy, TX and Sylvester, TX.

The estimated cost of gas to go from Katy to Sylvester is $52.21.

During the route, an average car will release 314.96 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 $3.25 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Katy, TX and Sylvester, TX

If you want to meet halfway between Katy, TX and Sylvester, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 31.025032 and -98.130943, or 31º 1' 30.1152" N, 98º 7' 51.3948" W. This location is 200.14 miles away from Katy, TX and Sylvester, TX and it would take approximately 3 hours 44 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lampasas, TX, situated 201 miles from Katy, TX and 194 miles from Sylvester, TX. It would take 3 hours 20 mins to go from Katy to Lampasas and 3 hours 52 mins to go from Sylvester to Lampasas.

Major City Closest to Halfway Point

The major city closest to the halfway point between Katy, TX and Sylvester, TX is Killeen, TX, situated 198 miles from Katy, TX and 224 miles from Sylvester, TX. It would take 3 hours 8 mins to go from Katy to and 4 hours 26 mins to go from Sylvester to Killeen.