How far is Thornton, IL from Markham, IL?
The driving distance from Thornton, IL to Markham, IL is about 8.3 miles (13.3 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 29m 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.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Cook County, Illinois, United States
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 Thornton and Markham.
Turn-by-Turn Driving Directions
Step-by-step road directions between Thornton and Markham.
-
1
Start on Margaret Street
1512 ft · 46 sec · Margaret Street
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2
Turn right onto Williams Street
1.3 mi · 3 min · Williams Street
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3
Turn left onto Armory Drive
700 ft · 31 sec · Armory Drive
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4
Turn right onto Vincennes Avenue
1.1 mi · 3 min · Vincennes Avenue
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5
Turn left onto West 159th Street
3.4 mi · 7 min · West 159th Street
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6
Turn left onto Kedzie Avenue
2728 ft · 1 min · Kedzie Avenue
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7
Turn right onto 163rd Street
20 m · 3 sec · 163rd Street
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8
Arrive at your destination
0 m · 1 sec · 163rd Street
Car Route Details
A richer read on the saved driving route between Thornton and Markham.
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.
West 159th Street
Turn left onto West 159th Street
3.41 mi · 00h 07m
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 Thornton and Mostly Sunny near Markham.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Thornton to Markham?
The road trip is about 8.3 miles (13.3 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?
Harvey is a useful midpoint, sitting about 3.4 miles from Thornton and 4.8 miles from Markham.
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 3.5 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 8:00 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.09 one way or $2.19 round trip. Estimated CO2 is about 2.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Thornton and Mostly Sunny near Markham.
Stop Ideas Near Harvey
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 Harvey.
Homewood
Hammond–Whiting station
Dyer station
Summit
Flight Path Map
This map shows the direct air route between Thornton and Markham. Straight-line distance: 4.82 mi (7.75 km).
#1 Thornton
Village in Cook County, Illinois, USA
| Population | 2,367 |
| Coordinates | 41.5680900, -87.6081000 |
| Altitude | 182 |
| Country | United States |
#2 Markham
A city located in Cook County, Illinois.
| Population | 13,400 |
| Coordinates | 41.5936500, -87.6947700 |
| Altitude | 189 |
| Country | United States |
End: 163rd Street (-87.694771, 41.593508)
Estimated Travel Time
Distance: 13 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 16m |
| 40 mph (64.37 km/h) | 00h 12m |
| 50 mph (80.47 km/h) | 00h 09m |
| 60 mph (96.56 km/h) | 00h 08m |
| 70 mph (112.65 km/h) | 00h 07m |
| 80 mph (129 km/h) | 00h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $1.09 | $2.19 |
| Mid-grade | $4.25 | $1.23 | $2.47 |
| Premium | $4.65 | $1.35 | $2.70 |
| Diesel | $5.30 | $1.54 | $3.08 |
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.