Distance between cities › USA › Illinois › Markham, IL › Distance from Markham to Blackwell Book Hotels

Distance from Markham, IL to Blackwell, TX

Distance

1,117 mi

Time

20 hours 11 mins

Gas Cost

$104 - $202

There are 956.54 miles from Markham to Blackwell in southwest direction and 1,117 miles (1,797.64 kilometers) by car, following the I-44 and US-50 route.

Markham and Blackwell are 20 hours 11 mins far apart, if you drive non-stop .

This is the fastest route from Markham, IL to Blackwell, TX.

Markham, IL and Blackwell, TX are in the same time zone (CDT). Current time in both locations is 11:57 am.

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Lowest Price Rental Cars in Markham, IL

Planning on renting a car to go from Markham, IL to Blackwell, TX? Here there are some offers to rent a car in Markham, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Markham »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 44.84 gallons of gas to cover the route between Markham, IL and Blackwell, TX.

The estimated cost of gas to go from Markham to Blackwell is $146.28.

During the route, an average car will release 878.60 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 Markham, IL and Blackwell, TX

If you want to meet halfway between Markham, IL and Blackwell, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 37.081535 and -94.247392, or 37º 4' 53.526" N, 94º 14' 50.6112" W. This location is 558.32 miles away from Markham, IL and Blackwell, TX and it would take approximately 10 hours 5 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Reeds, MO, situated 547 miles from Markham, IL and 574 miles from Blackwell, TX. It would take 10 hours 6 mins to go from Markham to Reeds and 10 hours 14 mins to go from Blackwell to Reeds.