Interstate S-1A
- Manufacturer
- Interstate
- Model
- S-1A
- Type
- Fixed wing, single-engine
- Engines
- 1
- Category
- 1
- US registrations
- 65
US registry profile
65 Interstate S-1A are on the US civil register, built 1941–1942; 100% hold a currently valid registration.
Where they’re registered
- California8
- North Dakota6
- Oregon5
- Texas5
- Washington5
- Ohio4
- Alaska3
- Colorado2
Engine type
- Reciprocating65
Registry analytics computed from the FAA Aircraft Registry (public domain, US-scoped).