wxdecoder
IL38

J Maddock Airport

Big Rock, IllinoisElevation 705 ftSmall airport

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RUNWAYS

Runway detail & declared distances

1 runway · longest 2,600 ft

E/W
Dimensions
2,600 x 70 ft
Surface
Turf (good)
RWY E
Traffic patternLeft
RWY W
Traffic patternRight

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

AIRPORT INFORMATION

Facility & services

J Maddock Airport is in Big Rock, Illinois. Field elevation 705 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerJAY B. MADDOCK
Manager phone630-466-7523
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAIL38
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)KANKAKEE
RegionIllinois
CountryUnited States
Coordinates41.7670, -88.5320
Distance from city1 NM SE
SERVICES & LIGHTING
Control towerNon-towered
AIRPORT REMARKS

Operational remarks

›3 NM 260 DEG FROM AURORA MUNI ARPT.
›FOR CD CTC CHICAGO APCH AT 847-289-0926.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗IL38 on OurAirports
FREQUENTLY ASKED
Does IL38 have a METAR?
No on-field METAR is issued for IL38. This page uses the nearest reporting station as a reference.
Does IL38 have a TAF?
No TAF is issued directly for IL38. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at IL38?
IL38 sits at 705 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for IL38?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.