Bolingbrook's Clow International Airport
1C5 · Bolingbrook, IL · 670 ft elevation · var 4W · Non-towered
Airport information
- FAA LID
- 1C5
- Coordinates
- 41.6960, -88.1292
- Elevation
- 670 ft MSL
- Magnetic variation
- 4W
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- KANKAKEE
- NOTAM facility
- IKK
- Attendance
- ALL 0700-1800
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1967/03
- Distance from city
- 0 NW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:44 AM | 09:44Z |
| Sunrise | 05:18 AM | 10:18Z |
| Sunset | 08:30 PM | 01:30Z |
| Evening civil twilight Loggable night begins | 09:05 PM | 02:05Z |
Plan a flight from 1C5
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 18 · 182°
- Pattern
- left (turns left)
- TPA
- 1,500 ft MSL · 830 AGL
- CTAF
- 122.9
Enter the left downwind for Rwy 18 at 1,500 ft MSL · 830 AGL on a 45°.
Runway 18/36
3,360 ft × 75 ft · Asphalt (Good)- Heading
- 182° mag · 178° true
- Markings
- nonprecision
- Traffic pattern
- Left
- Approach obstacle
- Tree, 34 ft, 697 ft from threshold, 126 ft R of centerline — 14:1 slope to clear · penetrates the 20:1 visual approach surface
- Heading
- 002° mag · 358° true
- Markings
- nonprecision
- Traffic pattern
- Left
- Approach obstacle
- Tree, 25 ft, 600 ft from threshold, 16 ft R of centerline — 16:1 slope to clear · penetrates the 20:1 visual approach surface
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 3,360 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 119.35 | CHICAGO APP/DEP |
| CTAF | 122.9 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| JOT · Joliet | VORTAC | 112.30 | r041° / 12.4 NM |
| DPA · Du Page | VOR-DME | 108.40 | r138° / 15.3 NM |
| CGT · Chicago Heights | VORTAC | 114.20 | r292° / 27.4 NM |
| EON · Peotone | VORTAC | 113.20 | r327° / 29.8 NM |
| OBK · Northbrook | VOR-DME | 113.00 | r196° / 32.5 NM |
| IKK · Kankakee | VOR-DME | 111.60 | r341° / 39.4 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Charter, Instruction, Rental, Aircraft sales
Ownership & management
Remarks FAA
- TFC PATTERNS SOUTH OF ARPT SHALL REMAIN WITHIN 3/4 MI.
- TWY 20 FT WIDE; LARGE ACFT CONSIDER BACK-TAXI.
- NO TGL; FULL STOP LDG ONLY.
- FOR CD CTC CHICAGO APCH AT 847-289-0926.
- FLT SCHOOL OPS ONLY - 123.50.
- WILDLIFE ON AND INVOF ARPT.
- RESTAURANT ON ARPT.
- MIRL RY 18/36 PRESET LOW INTST DUSK-DAWN TO INCR INTST - CTAF
- EMAIL ADDRESS: JOEDEPAULO@GMAIL.COM
- USE RWY 18 IN CALM WND OR DRCT CROSSWINDS.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 1C5 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About 1C5
Bolingbrook's Clow International Airport (1C5) is an airport in Bolingbrook, IL, at 670 ft MSL. It has 1 runway, the longest 3,360 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 1C5, refreshed from the Aviation Weather Center and FAA NASR.
Does 1C5 have a control tower?
No. Bolingbrook's Clow International Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 1C5?
Bolingbrook's Clow International Airport has 1 runway; the longest is 3,360 ft. See the Runways tab for headings, surface, and lighting.
Where is 1C5?
Bolingbrook's Clow International Airport is in Bolingbrook, IL, at an elevation of 670 ft MSL. Coordinates: 41.6960, -88.1292.
Fly out of 1C5 often?
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