Distance between cities › USA › Missouri › Cottleville, MO › Distance from Cottleville to Union Book Hotels

Distance from Cottleville, MO to Union, MO

Distance

39 mi

Time

1 hour 1 min

Gas Cost

$3 - $7

There are 28.22 miles from Cottleville to Union in southwest direction and 39 miles (62.76 kilometers) by car, following the MO D route.

Cottleville and Union are 1 hour 1 min far apart, if you drive non-stop .

This is the fastest route from Cottleville, MO to Union, MO. The halfway point is Glencoe, MO.

Cottleville, MO and Union, MO are in the same time zone (CDT). Current time in both locations is 12:17 am.

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Lowest Price Rental Cars in Cottleville, MO

Planning on renting a car to go from Cottleville, MO to Union, MO? Here there are some offers to rent a car in Cottleville, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cottleville »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 1.56 gallons of gas to cover the route between Cottleville, MO and Union, MO.

The estimated cost of gas to go from Cottleville to Union is $4.82.

During the route, an average car will release 30.59 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 $3.09 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Cottleville, MO and Union, MO

If you want to meet halfway between Cottleville, MO and Union, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.547726 and -90.712929, or 38º 32' 51.8136" N, 90º 42' 46.5444" W. This location is 19.44 miles away from Cottleville, MO and Union, MO and it would take approximately 30 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Glencoe, MO, situated 18 miles from Cottleville, MO and 25 miles from Union, MO. It would take 27 minutes to go from Cottleville to Glencoe and 31 minutes to go from Union to Glencoe.