How far is Wilmington, IL from Markham, IL?

The driving distance from Wilmington, IL to Markham, IL is about 39.8 miles (64.1 km), with a travel time of about 00h 45m by car.

  • The straight-line flight distance is about 30.6 miles (49.3 km).
  • For a round trip, plan for roughly 01h 30m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
39.83 mi
00h 45m
Flight
30.63 mi
49.29 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Wilmington.

Flight Distance

Direct air line
30.63 mi
Kilometers
49.29 km
Flight Time
00h 03m

Driving Distance

Road route
39.83 mi
Kilometers
64.1 km
Drive Time
00h 45m

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 45m.

Arrival Snapshot
Arrive in Markham
Tue, May 12, 6:27 PM CDT
Return by in Wilmington
Tue, May 12, 7:12 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Wilmington
2026-05-12T17:42
Arrive Markham
Tue, May 12, 6:27 PM CDT
Route Timing
00h 45m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:45 AM to 7:45 PM CDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:00 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Wilmington
10:00 PM CDT
Flexible departure

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Peotone
IL

City in United States of America

From Wilmington
19.4 mi
00h 22m
To Markham
20.4 mi
00h 22m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
75°F
Tuesday

Partly Sunny then Chance Showers And Thunderstorms

Starts
Tue, May 12 6:00 AM CDT
Wind
10 to 20 mph SSW
Destination
77°F
Today

Partly Sunny then Scattered Showers And Thunderstorms

Starts
Tue, May 12 8:00 AM CDT
Wind
10 to 25 mph SSW

Driving Route Map

The map below follows the saved road route between Wilmington and Markham.

Turn-by-Turn Driving Directions

Step-by-step road directions between Wilmington and Markham.

  1. 1

    Start on East Baltimore Street

    2781 ft · 1 min · East Baltimore Street

  2. 2

    Continue on South Chicago Road

    1.3 km · 2 min · South Chicago Road

  3. 3

    Turn right onto West Peotone Road

    4 mi · 5 min · West Peotone Road

  4. 4

    Continue on West Wilmington Road

    12.3 mi · 17 min · West Wilmington Road

  5. 5

    Take the ramp left toward I-57 North: Chicago

    1335 ft · 33 sec

  6. 6

    Merge slight left

    17.3 mi · 20 min

  7. 7

    Take the exit slight right toward I 80 East: Indiana

    2657 ft · 50 sec

  8. 8

    Merge slight left

    2.2 mi · 3 min

  9. 9

    Take the exit slight right toward Kedzie Avenue

    1232 ft · 33 sec

  10. 10

    Turn left onto Kedzie Avenue

    1.3 km · 2 min · Kedzie Avenue

  11. 11

    Turn left onto 163rd Street

    20 m · 3 sec · 163rd Street

  12. 12

    Arrive at your destination

    0 m · 1 sec · 163rd Street

Car Route Details

A richer read on the saved driving route between Wilmington and Markham.

OSRM road route
Drive Character

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.

Directions
12 steps
3 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
30.2 / 100 mi
Decision points by distance
Main Roads
I-57 North
17.5 mi · 44%
West Wilmington Road
12.3 mi · 31%
West Peotone Road
4.03 mi · 10%
I 80 East
2.74 mi · 7%
Kedzie Avenue
1.02 mi · 3%
South Chicago Road
0.81 mi · 2%
Longest Stretch

I-57 North

Merge slight left

17.3 mi · 00h 20m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
00h 45m
Quick drive
Same-Day Return
01h 30m
Round-trip wheel time
Road vs Air
+9.2 mi
30.6 mi direct line
Halfway Stop
Peotone
00h 22m from Wilmington
Leave By
7:00 PM CDT
Flexible departure
Weather Watch

Partly Sunny then Chance Showers And Thunderstorms leaving Wilmington and Partly Sunny then Scattered Showers And Thunderstorms near Markham.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Wilmington to Markham?

The road trip is about 39.8 miles (64.1 km) and usually takes 00h 45m 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?

Peotone is a useful midpoint, sitting about 19.4 miles from Wilmington and 20.4 miles from Markham.

How much longer is the road route than the straight-line distance?

The direct path is about 30.6 miles (49.3 km), while the road route adds roughly 9.2 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 7:00 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.32 one way or $10.63 round trip. Estimated CO2 is about 12.5 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around Wilmington and Partly Sunny then Scattered Showers And Thunderstorms near Markham.

Stop Ideas Near Peotone

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Peotone, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Peotone.

RAIL

Kankakee

25 mi away
199 South East Ave.
RAIL

Homewood

27 mi away
18015 Park Ave.
RAIL

Dyer station

29 mi away
913 Sheffield Avenue
RAIL

Joliet Transportation Center

33 mi away
50 East Jefferson Street

Flight Path Map

This map shows the direct air route between Wilmington and Markham. Straight-line distance: 30.63 mi (49.29 km).

Wilmington

#1 Wilmington

Town in Will County, Illinois, United States

Population5,597
Coordinates41.3078100, -88.1467200
Altitude166
CountryUnited States
Markham

#2 Markham

A city located in Cook County, Illinois.

Population13,400
Coordinates41.5936500, -87.6947700
Altitude189
CountryUnited States
Start: South Water Street (-88.146826, 41.307779)
End: 163rd Street (-87.694771, 41.593508)

Estimated Travel Time

Distance: 64 km by road

SpeedTime
30 mph (48.3 km/h)01h 19m
40 mph (64.37 km/h)00h 59m
50 mph (80.47 km/h)00h 47m
60 mph (96.56 km/h)00h 39m
70 mph (112.65 km/h)00h 34m
80 mph (129 km/h)00h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.41 gal
5.32 L · about $5.32
Round trip
$10.63
2.82 gal · 10.64 L
Estimated CO2
12.5 kg one way
Round trip: 25.1 kg / 55 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $5.32 $10.63
Mid-grade $4.25 $6.00 $11.99
Premium $4.65 $6.56 $13.12
Diesel $5.30 $7.48 $14.96

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 · May 12, 2026

There is no time difference between Wilmington and Markham. The current time is 17:42:15.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.