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📍 Bolingbrook⬆ 670 ft1 runways
K1C5 ·

Bolingbrook's Clow International Airport

41.69600°N
-88.12920°W
ARR / DAY
0
100.0%
DEP / DAY
0
100.0%

Bolingbrook's Clow International Airport (K1C5) is a small general aviation airport located in Bolingbrook, IL. It features 1 runway measuring 3,362 feet.

Current weather

From KC09, 24 mi away (K1C5 does not publish METAR)

just now
Temp
75°F
Wind
0 kts
Visib
10+ km
Ceil
METAR KC09 131723Z AUTO 00000KT 10SM OVC018 24/23 A2999 RMK AO2 LTG DSNT W

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
618 land · 713 TO
36
47% of ops
556 land · 554 TO
Runway 18 carries 53% of operations (618 landings, 713 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

18 618 landings
UA 15%
36 556 landings
UA 20%
Approaches to 18 show a 15% unstable-approach rate (95 UA events from 618 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
35.9
flights/day · 1,076 total
Busy hour (local)
5pm
also 2pm · 7pm
Day vs night
66%
06:00–20:00 local
Traffic concentrates around 5pm–7pm local, averaging 35.9 flights/day. Weekend volume runs 0.8× weekday (32.1 vs 39.0 daily).

Aircraft character

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

Activity is led by (56% of 927 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 06:46 UTC