How far is Markham, IL from Thornton, IL?
The driving distance from Markham, IL to Thornton, IL is about 7.5 miles (12.1 km), with a travel time of about 00h 14m by car.
- The straight-line flight distance is about 4.8 miles (7.7 km).
- For a round trip, plan for roughly 00h 28m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 14m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Village in United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Markham and Thornton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Markham and Thornton.
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1
Start on 163rd Street
20 m · 10 sec · 163rd Street
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2
Turn left onto Kedzie Avenue
2627 ft · 54 sec · Kedzie Avenue
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3
Turn right onto West 159th Street
2384 ft · 1 min · West 159th Street
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4
Take the ramp slight right toward I 294 South Toll: Indiana
2945 ft · 1 min
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5
Merge slight left onto Tri-State Tollway
42 m · 2 sec · Tri-State Tollway
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6
Keep slight left to continue on Tri-State Tollway
2.7 mi · 3 min · Tri-State Tollway
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7
Take the exit slight right toward IL 1: Halsted Street
1185 ft · 29 sec
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8
Keep slight right to continue on IL 1 South: Halsted Street
2096 ft · 51 sec
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9
Turn straight onto Halsted Street
1.4 km · 2 min · Halsted Street
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10
Turn left onto Ridge Road
1.5 km · 2 min · Ridge Road
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11
At the end of the road, turn right onto Margaret Street
1.4 km · 2 min · Margaret Street
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12
Arrive at your destination
0 m · 1 sec · Margaret Street
Car Route Details
A richer read on the saved driving route between Markham and Thornton.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Tri-State Tollway
Keep slight left to continue on Tri-State Tollway
2.69 mi · 00h 03m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Markham and Mostly Sunny near Thornton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Markham to Thornton?
The road trip is about 7.5 miles (12.1 km) and usually takes 00h 14m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
East Hazel Crest is a useful midpoint, sitting about 3.7 miles from Markham and 3.7 miles from Thornton.
How much longer is the road route than the straight-line distance?
The direct path is about 4.8 miles (7.7 km), while the road route adds roughly 2.7 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 8:02 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $0.98 one way or $1.96 round trip. Estimated CO2 is about 2.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Markham and Mostly Sunny near Thornton.
Stop Ideas Near East Hazel Crest
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to East Hazel Crest.
Homewood
Dyer station
Hammond–Whiting station
Gary, IN
Flight Path Map
This map shows the direct air route between Markham and Thornton. Straight-line distance: 4.82 mi (7.75 km).
#1 Markham
A city located in Cook County, Illinois.
| Population | 13,400 |
| Coordinates | 41.5936500, -87.6947700 |
| Altitude | 189 |
| Country | United States |
#2 Thornton
Village in Cook County, Illinois, USA
| Population | 2,367 |
| Coordinates | 41.5680900, -87.6081000 |
| Altitude | 182 |
| Country | United States |
End: Thornton (-87.6081, 41.56809)
Estimated Travel Time
Distance: 12 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 14m |
| 40 mph (64.37 km/h) | 00h 11m |
| 50 mph (80.47 km/h) | 00h 08m |
| 60 mph (96.56 km/h) | 00h 07m |
| 70 mph (112.65 km/h) | 00h 06m |
| 80 mph (129 km/h) | 00h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $0.98 | $1.96 |
| Mid-grade | $4.25 | $1.11 | $2.21 |
| Premium | $4.65 | $1.21 | $2.42 |
| Diesel | $5.30 | $1.38 | $2.76 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Illinois · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.