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📍 Bolingbrook⬆ 670 ft1 runways
K1C5 ·

Bolingbrook's Clow International Airport

41.69600°N
-88.12920°W
ARR / DAY
17
▼ 33.5%
DEP / DAY
24
▼ 19.7%

Bolingbrook's Clow International Airport (K1C5) is a small general aviation airport located in Bolingbrook, IL. It features 1 runway measuring 3,362 feet. SkyMeter has observed roughly 17 arrivals and 24 departures per day on average over the last 7 days.

Safety incidents

Last 7 days · 0 total

NORMAL
↻
Go-arounds
0
✕
Rejected takeoffs
0
△
Unstable approaches
0
↺
Return to field
0

Current weather

From KDPA, 16 mi away (K1C5 does not publish METAR)

44m ago
Temp
89°F
Wind
8 kts
170°
Visib
10+ km
Ceil
—
KDPA 041952Z 17008KT 10SM CLR 32/23 A2993 RMK AO2 SLP130 T03170233

Runways

1 installed

3,362 FT MAX
18/36
3,362 ft × 50
ASPH-G● LITMED

Runway intelligence

Which runway carries the operations, observed over the last 30 days

18
53% of ops
693 land · 797 TO
36
47% of ops
614 land · 590 TO
Runway 18 carries 53% of operations (693 landings, 797 takeoffs) over the last 30 days. The next most-used is 36 at 47%.

Approach quality

Per-runway unstable-approach, go-around, and long-rollout rates

18 693 landings
UA 15%
36 614 landings
UA 17%
Approaches to 18 show a 15% unstable-approach rate (103 UA events from 693 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.

Traffic behavior

When the field is busy: hourly + weekday vs weekend

Daily avg
38.0
flights/day · 1,140 total
Busy hour (local)
5pm
also 7pm · 2pm
Day vs night
64%
06:00–20:00 local
Traffic concentrates around 2pm–5pm local, averaging 38.0 flights/day. Weekend volume runs 0.9× weekday (35.1 vs 40.9 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

541 · 55%
149 · 15%
45 · 5%
33 · 3%
29 · 3%
28 · 3%
Activity is led by (55% of 981 flights). Top three types: , , .

Communications Frequencies

2026-06-11
Type Freq (MHz) Hours
CTAF 122.900 —
APCH 119.350 —
APCH 354.075 —
Airport operations
ARTCC:
ZAU
Mag var:
4° W
Fuel:
100LL

Hourly traffic

Avg movements per hour · local time · last 30 days

12a 1a 2a 3a 4a 5a 6a 7a 8a 9a 10a 11a 12p 1p 2p 3p 4p 5p 6p 7p 8p 9p 10p 11p

Pilot & community notes

1 comment from OurAirports (click to expand)

1
airbound
5/10/2011
1C5 - Clow International - First Starts
I started primary training here a long while back. Home to A&M Aviation - excellent training and services. Thanks Al.
© SkyMeter · All flight data subject to ODbL attribution · Updated 20:36 UTC