How far is Naperville, IL from Forest Park, IL?

The driving distance from Naperville, IL to Forest Park, IL is about 20.6 miles (33.1 km), with a travel time of about 00h 30m by car.

  • The straight-line flight distance is about 18.3 miles (29.5 km).
  • For a round trip, plan for roughly 01h 00m 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
20.57 mi
00h 30m
Flight
18.36 mi
29.54 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Naperville.

Flight Distance

Direct air line
18.36 mi
Kilometers
29.54 km
Flight Time
00h 02m

Driving Distance

Road route
20.57 mi
Kilometers
33.11 km
Drive Time
00h 30m

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 30m.

Arrival Snapshot
Arrive in Forest Park
Wed, Apr 15, 7:01 PM CDT
Return by in Naperville
Wed, Apr 15, 7:31 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Naperville
2026-04-15T18:31
Arrive Forest Park
Wed, Apr 15, 7:01 PM CDT
Route Timing
00h 30m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:30 AM to 7:30 PM CDT

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

Leave by
7:30 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Naperville
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
Oakbrook Terrace
IL

City in DuPage County, Illinois

From Naperville
10.3 mi
00h 15m
To Forest Park
10.3 mi
00h 15m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Today

Showers And Thunderstorms

Starts
Wed, Apr 15 8:00 AM CDT
Wind
10 to 15 mph SW
Destination
65°F
Overnight

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 12:00 AM CDT
Wind
10 to 15 mph SW

Driving Route Map

The map below follows the saved road route between Naperville and Forest Park.

Turn-by-Turn Driving Directions

Step-by-step road directions between Naperville and Forest Park.

  1. 1

    Start on North Washington Street

    15 m · 9 sec · North Washington Street

  2. 2

    Turn left onto East Ogden Avenue

    1.6 mi · 4 min · East Ogden Avenue

  3. 3

    Turn left onto North Naperville Wheaton Road

    1532 ft · 40 sec · North Naperville Wheaton Road

  4. 4

    Turn left onto Naperville Road

    1728 ft · 39 sec · Naperville Road

  5. 5

    Take the ramp slight right toward I 88 Toll East: Chicago

    1962 ft · 48 sec

  6. 6

    Merge slight left onto Ronald Reagan Memorial Tollway

    6.9 mi · 9 min · Ronald Reagan Memorial Tollway

  7. 7

    Keep slight right to continue on Ronald Reagan Memorial Tollway

    6 mi · 8 min · Ronald Reagan Memorial Tollway

  8. 8

    Merge slight right onto Eisenhower Expressway

    4.4 mi · 6 min · Eisenhower Expressway

  9. 9

    Take the exit slight right toward Des Plaines Avenue

    1137 ft · 31 sec

  10. 10

    Turn left onto Des Plaines Avenue

    2741 ft · 2 min · Des Plaines Avenue

  11. 11

    Turn right onto Madison Street

    13 m · 1 sec · Madison Street

  12. 12

    Arrive at your destination

    0 m · 1 sec · Madison Street

Car Route Details

A richer read on the saved driving route between Naperville and Forest Park.

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
5 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
58.3 / 100 mi
Decision points by distance
Main Roads
Ronald Reagan Memorial Tollway
12.9 mi · 63%
Eisenhower Expressway
4.35 mi · 21%
East Ogden Avenue
1.58 mi · 8%
Des Plaines Avenue
0.74 mi · 4%
I 88 Toll East
0.37 mi · 2%
Naperville Road
0.33 mi · 2%
Longest Stretch

Ronald Reagan Memorial Tollway

Merge slight left onto Ronald Reagan Memorial Tollway

6.89 mi · 00h 09m

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 30m
Quick drive
Same-Day Return
01h 00m
Round-trip wheel time
Road vs Air
+2.3 mi
18.3 mi direct line
Halfway Stop
Oakbrook Terrace
00h 15m from Naperville
Leave By
7:30 PM CDT
Flexible departure
Weather Watch

Showers And Thunderstorms leaving Naperville and Chance Showers And Thunderstorms near Forest Park.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Naperville to Forest Park?

The road trip is about 20.6 miles (33.1 km) and usually takes 00h 30m 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?

Oakbrook Terrace is a useful midpoint, sitting about 10.3 miles from Naperville and 10.3 miles from Forest Park.

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

The direct path is about 18.3 miles (29.5 km), while the road route adds roughly 2.3 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 7:30 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.75 one way or $5.51 round trip. Estimated CO2 is about 6.5 kg one way.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Naperville and Chance Showers And Thunderstorms near Forest Park.

Stop Ideas Near Oakbrook Terrace

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

Mid-route Guidance
Local place coverage is thin around Oakbrook Terrace, 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 Oakbrook Terrace.

RAIL

La Grange Road

9 mi away
25 West Burlington St.
RAIL

Summit

14 mi away
Archer Ave. and South Center Ave.
RAIL

Naperville

17 mi away
105 E. Fourth Ave.
RAIL

Chicago Union Station

27 mi away
225 South Canal Street

Flight Path Map

This map shows the direct air route between Naperville and Forest Park. Straight-line distance: 18.36 mi (29.54 km).

Naperville

#1 Naperville

The second most populous city in Illinois.

Population147,986
Coordinates41.7858600, -88.1472900
Altitude216
CountryUnited States
Photo coming soon

#2 Forest Park

Village in Illinois

Population13,534
Coordinates41.8794800, -87.8136700
Altitude190
CountryUnited States
Start: Naperville (-88.14729, 41.78586)
End: Forest Park (-87.81367, 41.87948)

Estimated Travel Time

Distance: 33 km by road

SpeedTime
30 mph (48.3 km/h)00h 41m
40 mph (64.37 km/h)00h 30m
50 mph (80.47 km/h)00h 24m
60 mph (96.56 km/h)00h 20m
70 mph (112.65 km/h)00h 17m
80 mph (129 km/h)00h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.73 gal
2.75 L · about $2.75
Round trip
$5.51
1.46 gal · 5.5 L
Estimated CO2
6.5 kg one way
Round trip: 13 kg / 29 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $2.75 $5.51
Mid-grade $4.25 $3.10 $6.21
Premium $4.65 $3.40 $6.79
Diesel $5.30 $3.87 $7.74

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 15, 2026

There is no time difference between Naperville and Forest Park. The current time is 18:31:22.

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.