Distance between cities › USA › Alabama › Theodore, AL › Distance from Theodore to Mark Book Hotels

Distance from Theodore, AL to Mark, IL

Distance

831 mi

Time

16 hours 20 mins

Gas Cost

$77 - $151

There are 742.88 miles from Theodore to Mark in north direction and 831 miles (1,337.36 kilometers) by car, following the US-45 route.

Theodore and Mark are 16 hours 20 mins far apart, if you drive non-stop .

This is the fastest route from Theodore, AL to Mark, IL.

Theodore, AL and Mark, IL are in the same time zone (CDT). Current time in both locations is 7:40 am.

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Lowest Price Rental Cars in Theodore, AL

Planning on renting a car to go from Theodore, AL to Mark, IL? Here there are some offers to rent a car in Theodore, AL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Theodore »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.36 gallons of gas to cover the route between Theodore, AL and Mark, IL.

The estimated cost of gas to go from Theodore to Mark is $108.83.

During the route, an average car will release 653.63 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 Theodore, AL and Mark, IL

If you want to meet halfway between Theodore, AL and Mark, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.98465 and -88.787426, or 35º 59' 4.74" N, 88º 47' 14.7336" W. This location is 415.36 miles away from Theodore, AL and Mark, IL and it would take approximately 8 hours 10 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Idlewild, TN, situated 421 miles from Theodore, AL and 410 miles from Mark, IL. It would take 8 hours 16 mins to go from Theodore to Idlewild and 8 hours 7 mins to go from Mark to Idlewild.