IL38 — J Maddock Airport, Big Rock, IL

Non-ToweredBig Rock, IL • 705' MSL

IL38 WeatherLive METAR & TAF

IL38 has 1 runway. The longest is E/W at 2,600 ft × 70 ft (turf).

E/WNo runway lights · Right traffic W2,600 ft × 70 ftTurf

FAA NASR data, cycle 2026-09-03

IL38 field elevation is 705 ft MSL. The standard traffic pattern altitude at IL38 is 1,710 ft MSL (1,000 ft AGL).

Field elevation705 ft MSL

Pattern altitude1,710 ft MSL1,000 ft AGL · standard

Control towerNon-towered

FAA NASR data, cycle 2026-09-03

Check IL38 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.

No, IL38 is a non-towered airport.

IL38 has 1 runway (E/W). The longest runway is 2,600 feet.

IL38 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,710 feet MSL at a field elevation of 705 feet.

IL38 (J Maddock Airport) has a field elevation of 705 feet MSL.

IL38 (J Maddock Airport) is located in Big Rock, IL.