KNIGHT FLD
BERKLEY, IA
Knight Field operates under identifier IA21 as a privately owned, non-towered airfield in Berkley, Iowa. A single turf runway, 18/36, serves the field and measures 2,000 feet long and 50 feet wide.
No instrument approach procedures are published, so the field is used exclusively under visual flight rules. As a non-towered field, it operates under see-and-avoid procedures, with pilots coordinating their own arrivals and departures. The field has no fuel available for purchase. Knight Field is designated private-use, and landing requires prior permission from the owner.
The airport sits at 989 feet above mean sea level.