How far is Gilmer, IL from Naperville, IL?

The driving distance from Gilmer, IL to Naperville, IL is about 41.1 miles (66.2 km), with a travel time of about 00h 50m by car.

  • The straight-line flight distance is about 31.4 miles (50.6 km).
  • For a round trip, plan for roughly 01h 41m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
41.12 mi
00h 50m
Flight
31.47 mi
50.64 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Gilmer.

Flight Distance

Direct air line
31.47 mi
Kilometers
50.64 km
Flight Time
00h 03m

Driving Distance

Road route
41.12 mi
Kilometers
66.17 km
Drive Time
00h 50m

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 50m.

Arrival Snapshot
Arrive in Naperville
Sun, Apr 19, 3:04 PM CDT
Return by in Gilmer
Sun, Apr 19, 3:55 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Gilmer
2026-04-19T14:13
Arrive Naperville
Sun, Apr 19, 3:04 PM CDT
Route Timing
00h 50m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
8:51 AM to 10:51 AM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:48 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Gilmer
9:30 PM CDT
Morning start is best

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.

Mid-route stop
Itasca
IL

Village in Illinois, U.

From Gilmer
19.9 mi
00h 25m
To Naperville
21.3 mi
00h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
51°F
Sunday

Mostly Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
15 mph WNW
Destination
52°F
Sunday

Mostly Sunny

Starts
Sun, Apr 19 6:00 AM CDT
Wind
15 to 20 mph WNW

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Gilmer and Naperville.

  1. 1

    Start on Gilmer Road

    1970 ft · 57 sec · Gilmer Road

  2. 2

    Turn right onto Cambridge Drive

    1935 ft · 1 min · Cambridge Drive

  3. 3

    Turn right onto Dartmouth Lane

    828 ft · 36 sec · Dartmouth Lane

  4. 4

    Turn left onto North Ivy Lane

    539 ft · 23 sec · North Ivy Lane

  5. 5

    Turn right onto Rosewood Drive

    1410 ft · 48 sec · Rosewood Drive

  6. 6

    Continue on Orchard Lane

    2014 ft · 1 min · Orchard Lane

  7. 7

    Continue on Lagoon Drive

    1433 ft · 54 sec · Lagoon Drive

  8. 8

    Turn right onto Old McHenry Road

    1077 ft · 25 sec · Old McHenry Road

  9. 9

    Turn left onto Quentin Road

    2400 ft · 1 min · Quentin Road

  10. 10

    Turn left

    40 m · 14 sec

  11. 11

    Turn left onto Quentin Road

    3.2 mi · 6 min · Quentin Road

  12. 12

    Turn left onto Rand Road

    1.5 mi · 2 min · Rand Road

  13. 13

    Continue on North Rand Road

    2.4 mi · 4 min · North Rand Road

  14. 14

    Take the ramp right toward IL 53 South

    1668 ft · 41 sec

  15. 15

    Merge slight left

    4.4 mi · 6 min

  16. 16

    Keep slight left to continue on I 290 East: Chicago, Biesterfield Road

    7 mi · 9 min

  17. 17

    Keep slight left to continue on I 355 South Tollway: Joliet

    12.8 mi · 16 min

  18. 18

    Take the exit slight right toward US 34: Ogden Avenue

    2307 ft · 56 sec

  19. 19

    Turn right onto Lisle

    47 m · 6 sec

  20. 20

    Turn straight onto East Ogden Avenue

    5 mi · 10 min · East Ogden Avenue

  21. 21

    Turn right onto North Washington Street

    15 m · 1 sec · North Washington Street

  22. 22

    Arrive at your destination

    0 m · 1 sec · North Washington Street

Car Route Details

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

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
22 steps
12 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
53.5 / 100 mi
Decision points by distance
Main Roads
I 355 South Tollway
12.8 mi · 31%
I 290 East
7 mi · 17%
East Ogden Avenue
5 mi · 12%
IL 53 South
4.67 mi · 11%
Quentin Road
3.69 mi · 9%
North Rand Road
2.38 mi · 6%
Longest Stretch

I 355 South Tollway

Keep slight left to continue on I 355 South Tollway: Joliet

12.8 mi · 00h 16m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
00h 50m
Day trip friendly
Same-Day Return
01h 42m
Round-trip wheel time
Road vs Air
+9.7 mi
31.4 mi direct line
Halfway Stop
Itasca
00h 25m from Gilmer
Leave By
4:48 PM CDT
Morning start is best
Weather Watch

Mostly Sunny leaving Gilmer and Mostly Sunny near Naperville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Gilmer to Naperville?

The road trip is about 41.1 miles (66.2 km) and usually takes 00h 50m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Itasca is a useful midpoint, sitting about 19.9 miles from Gilmer and 21.3 miles from Naperville.

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

The direct path is about 31.4 miles (50.6 km), while the road route adds roughly 9.7 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 4:48 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $5.47 one way or $10.94 round trip. Estimated CO2 is about 12.9 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Gilmer and Mostly Sunny near Naperville.

Stop Ideas Near Itasca

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

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

RAIL

Glenview station

20 mi away
1116 Depot St.
RAIL

La Grange Road

21 mi away
25 West Burlington St.
RAIL

Naperville

25 mi away
105 E. Fourth Ave.
RAIL

Summit

26 mi away
Archer Ave. and South Center Ave.

Flight Path Map

This map shows the direct air route between Gilmer and Naperville. Straight-line distance: 31.47 mi (50.64 km).

Photo coming soon

#1 Gilmer

Unincorporated community in Illinois

Population1,038
Coordinates42.2350200, -88.0461900
Altitude247
CountryUnited States
Naperville

#2 Naperville

The second most populous city in Illinois.

Population147,986
Coordinates41.7858600, -88.1472900
Altitude216
CountryUnited States
Start: Gilmer Road (-88.046176, 42.235032)
End: North Washington Street (-88.147302, 41.785837)

Estimated Travel Time

Distance: 66 km by road

SpeedTime
30 mph (48.3 km/h)01h 22m
40 mph (64.37 km/h)01h 01m
50 mph (80.47 km/h)00h 49m
60 mph (96.56 km/h)00h 41m
70 mph (112.65 km/h)00h 35m
80 mph (129 km/h)00h 30m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.45 gal
5.49 L · about $5.47
Round trip
$10.94
2.9 gal · 10.98 L
Estimated CO2
12.9 kg one way
Round trip: 25.8 kg / 57 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $5.47 $10.94
Mid-grade $4.25 $6.17 $12.33
Premium $4.65 $6.75 $13.50
Diesel $5.30 $7.69 $15.38

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 19, 2026

There is no time difference between Gilmer and Naperville. The current time is 14:13:52.

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.