Green Castle Airport
Daylight today(Jul 17, 2026, local time)
About 14h 52m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Green Castle Airport
Green Castle Airport is a private airport northwest of Iowa City, Iowa, USA. It is a base for Green Castle Aero Club.
Summary from Wikipedia licensed under CC BY-SA.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| SE / NW | 4,000 ft / 1,219 m | 60 ft | Asph-turf | Lighted | Open |
Airspace in this area(1)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| THE EASTERN IOWA AIRPORT CLASS C | Class C | Controlled | 2100 ft MSL | 4900 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| Obstacle | — | 794 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from Green Castle Airport.
Frequently asked questions
Where is Green Castle Airport located?
Green Castle Airport is small airport located in Oxford, United States, at an elevation of 750 ft (229 m).
How many runways does Green Castle Airport have?
Green Castle Airport has 1 runway, the longest being 4,000 ft / 1,219 m.
What time zone is Green Castle Airport in?
Green Castle Airport is in the America/Chicago time zone (UTC-05:00).
What is the magnetic variation at Green Castle Airport?
The magnetic variation (declination) at Green Castle Airport is approximately 1.1° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Green Castle Airport?
The nearest airport to Green Castle Airport is Amana Airport (C11), about 6.6 nm to the wnw, followed by Rich Field and The Eastern Iowa Airport.
Is the information on this page suitable for flight planning?
No. Green Castle Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.