3LL4 — Pillow Hill Airport, Spring Grove, IL

Non-ToweredSpring Grove, IL • 815' MSL

3LL4 WeatherLive METAR & TAF

3LL4 has 1 runway. The longest is N/S at 2,000 ft × 100 ft (turf).

N/SNo runway lights2,000 ft × 100 ftTurf

FAA NASR data, cycle 2026-09-03

3LL4 field elevation is 815 ft MSL. The standard traffic pattern altitude at 3LL4 is 1,820 ft MSL (1,000 ft AGL).

Field elevation815 ft MSL

Pattern altitude1,820 ft MSL1,000 ft AGL · standard

Control towerNon-towered

FAA NASR data, cycle 2026-09-03

Check 3LL4 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.

No, 3LL4 is a non-towered airport.

3LL4 has 1 runway (N/S). The longest runway is 2,000 feet.

3LL4 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,820 feet MSL at a field elevation of 815 feet.

3LL4 (Pillow Hill Airport) has a field elevation of 815 feet MSL.

3LL4 (Pillow Hill Airport) is located in Spring Grove, IL.