Montana Creek Airport
21AK has 1 runway. The longest is 16/34 at 2,300 ft × 50 ft (gravel).
FAA NASR data, cycle 2026-09-03
21AK field elevation is 250 ft MSL. The standard traffic pattern altitude at 21AK is 1,250 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
CTAF 122.8 MHz — 21AK is non-towered; self-announce position and intentions on CTAF.
Check 21AK against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, 21AK is a non-towered airport. The CTAF frequency is 122.8 MHz.
21AK has 1 runway (16/34). The longest runway is 2,300 feet.
21AK uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,250 feet MSL at a field elevation of 250 feet.
21AK (Montana Creek Airport) has a field elevation of 250 feet MSL.
21AK (Montana Creek Airport) is located in Talkeetna, AK.