Carpool from Houston to San Marcos

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Straight line shown for reference — not the actual driving route.

Fuel cost from Houston to San Marcos (~155 miles)

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Expected fuel costs

~$24

if you travel alone

How we calculated this

Distance

Consumption

mpg

Fuel needed

gal

Fuel price per gallon (Regular)

Source: U.S. EIA – Texas · updated 1 week ago

USD

Enter the current fuel price per gallon to see the estimate.

Fuel for the trip

$24

These numbers are estimates only, so double-check the distance and the fuel price in your area, and leave room for detours, traffic or toll roads. You can type your own price and the result updates. Real consumption also depends on driving style and load.

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Carpool from Houston to San Marcos

Fuel cost from Houston to San Marcos (~155 miles)

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