Distance between cities › USA › Texas › Trinity, TX › Distance from Trinity to Lamar Book Hotels

Distance from Trinity, TX to Lamar, CO

Distance

767 mi

Time

13 hours 48 mins

Gas Cost

$71 - $139

There are 642.69 miles from Trinity to Lamar in northwest direction and 767 miles (1,234.37 kilometers) by car, following the I-45 and US-190 route.

Trinity and Lamar are 13 hours 48 mins far apart, if you drive non-stop .

This is the fastest route from Trinity, TX to Lamar, CO. The halfway point is Chillicothe, TX.

Please note the time difference between Trinity, TX and Lamar, CO is 1 hour. The current time in Trinity is 5:01 am and the current time in Lamar is 4:01 am.

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Lowest Price Rental Cars in Trinity, TX

Planning on renting a car to go from Trinity, TX to Lamar, CO? Here there are some offers to rent a car in Trinity, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Trinity »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 30.79 gallons of gas to cover the route between Trinity, TX and Lamar, CO.

The estimated cost of gas to go from Trinity to Lamar is $100.45.

During the route, an average car will release 603.30 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 Trinity, TX and Lamar, CO

If you want to meet halfway between Trinity, TX and Lamar, CO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 34.264973 and -99.534622, or 34º 15' 53.9028" N, 99º 32' 4.6392" W. This location is 383.38 miles away from Trinity, TX and Lamar, CO and it would take approximately 6 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Chillicothe, TX, situated 379 miles from Trinity, TX and 383 miles from Lamar, CO. It would take 6 hours 54 mins to go from Trinity to Chillicothe and 6 hours 40 mins to go from Lamar to Chillicothe.