Models · Monocoupe · Piston singles · data as of October 2, 2026

Monocoupe 90

63 on the U.S. register across 5 versions the FAA records separately. Built from 1930 to 1949; half of them date from 1936 or earlier. Louisiana has the most (8). 30% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are never named here.

About the 90 from the FAA's model table

Type: Fixed-wing, single engine · Piston singles
Power: Piston (reciprocating), 1 engine
Common engines: Lambert R266 (30), Lycoming 0-290 Series (9), Warner Ss40&50 (6)
Seats: 2
Cruise speed: about 75 mph
Maker on the register: Monocoupe
Registered: earliest certificate January 5, 1968; newest February 25, 2026

Where they are owner's state

Louisiana8California5New York4North Carolina4Missouri4Wisconsin3Texas3Pennsylvania3Oklahoma3Illinois3Florida3Oregon2

Who owns them registrant type

Individual41 (65%)Corporation9 (14%)LLC6 (10%)Partnership4 (6%)Co-owned3 (5%)

Versions as the FAA records them · click one to list only those aircraft

Version	Registered	Built	Share
90A	41	1930 to 1941	65.1%
90	11	1930 to 1940	17.5%
90AL-115	6	1941 to 1949	9.5%
90AF	4	1940 to 1945	6.3%
90AF-100	1	—	1.6%

When they were built by decade · 13 with no year on file

Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far

Registration status

Valid61 (97%)Sale reported2 (3%)

Airworthiness certificate class

Standard53 (84%)None on file7 (11%)Experimental3 (5%)

Biggest operators companies, schools and clubs

Rhinebeck Aerodrome Museum2Western Antique Aeroplane & Automobile Museum1Southern Aircraft Consultancy INC Trustee1Slack Jonathan D1Sitta Donald C1Schell Samuel E JR1Reese Flying Service INC1Ready Aim Flyer LLC1Old Style Aircraft LLC1Horizon Aviation1Historic Aircraft Restoration Museum1Golden Age Air Museum1

Fleet pages: Rhinebeck Aerodrome Museum · Western Antique Aeroplane & Automobile Museum · Southern Aircraft Consultancy INC Trustee · Slack Jonathan D · Ready Aim Flyer LLC · Old Style Aircraft LLC · Historic Aircraft Restoration Museum · Golden Age Air Museum

Accident history NTSB records · 3 cases since 1982, 1 fatal

2023-10-14ERA24LA009 · 90AL-115 N87621 · accident near Myakka City, FL · minor injuries

2017-05-13CEN17WA189 · 90AF CFJGA · accident near Plattsville · 1 killed

2000-07-25CHI00LA216 · 90A N19429 · accident near Creve Coeur, MO · no injuries

The 3 most recent of 3 cases where the NTSB's make and model match this family's versions. Rates per registered aircraft, phases of flight and causes are coming with the analytics stage. Each aircraft's own page also shows its record.

Questions people ask answers refresh every morning

How many Monocoupe 90 aircraft are registered in the U.S.?

63 as of October 2, 2026, counting 5 versions the FAA records separately.

Which state has the most Monocoupe 90s?

Louisiana, with 8.

Who owns the Monocoupe 90?

30% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are never named on this site.

Aircraft newest certificates first · 41 90A (all versions)

Tail no.	Maker and model	Owner and base	Certificate	Registered	Status
N15437	Monocoupe 90A	Individual owner Illinois	Standard	2026-02-25	Valid
N38917	Monocoupe 90A	Flying Low Racing LLC Oklahoma City, Oklahoma	Standard	2025-10-23	Valid
N11783	Monocoupe 90A	Individual owner Louisiana	Standard	2025-03-02	Valid
N15440	Monocoupe 90A	Caldwell Collection INC Oklahoma City, Oklahoma	Standard	2025-02-10	Valid
N11793	Monocoupe 90A	Individual owner Ohio	Standard	2024-04-19	Valid
N18186	Monocoupe 90A	Individual owner Washington	Standard	2024-04-10	Valid
N11760	Monocoupe 90A	Individual owner Texas	Standard	2023-09-14	Valid
N11776	Monocoupe 90A	Individual owner California	Standard	2022-12-17	Valid
N15429	Monocoupe 90A	Individual owner Wisconsin	Experimental	2021-08-20	Valid
N18056	Monocoupe 90A	Individual owner Illinois	Standard	2021-08-09	Valid
N18168	Monocoupe 90A	Individual owner New York	Standard	2019-12-20	Valid
N11768	Monocoupe 90A	Individual owner New York	Standard	2019-12-18	Valid
N19430	Monocoupe 90A	Individual owner Florida	Standard	2019-12-17	Valid
N11767	Monocoupe 90A	Art Ticulate Tees LLC Hazard, Kentucky	Standard	2019-10-03	Valid
N19434	Monocoupe 90A	Bill Mcgowan INC Covington, Louisiana	Standard	2019-07-10	Valid
N18176	Monocoupe 90A	Reese Flying Service INC Muncie, Indiana	Standard	2018-11-27	Valid
N16423	Monocoupe 90A	Individual owner Wisconsin	None on file	2018-05-09	Valid
N18166	Monocoupe 90A	Western Antique Aeroplane & Automobile Museum Hood River, Oregon	Standard	2018-01-08	Valid
N2701C	Monocoupe 90A	Co-owned owner Missouri	Experimental	2017-03-23	Valid
N11747	Monocoupe 90A	Co-owned owner North Carolina	Standard	2016-09-01	Valid
N11754	Monocoupe 90A	Individual owner Oregon	Standard	2016-05-04	Valid
N11761	Monocoupe 90A	Co-owned owner North Carolina	Standard	2016-03-04	Valid
N15427	Monocoupe 90A	Individual owner Tennessee	Standard	2015-03-13	Valid
N19423	Monocoupe 90A	Individual owner Arizona	Standard	2014-09-17	Valid
N11782	Monocoupe 90A	Individual owner California	Standard	2014-05-27	Valid
N18062	Monocoupe 90A	Slack Jonathan D Bonfield, Illinois	Standard	2013-07-18	Valid
N11795	Monocoupe 90A	Individual owner California	Experimental	2013-01-30	Valid
N11737	Monocoupe 90A	Individual owner Utah	None on file	2011-06-14	Valid
N11751	Monocoupe 90A	Individual owner Georgia	Standard	2008-10-06	Valid
N19424	Monocoupe 90A	Individual owner Texas	Standard	2007-11-29	Valid
N16426	Monocoupe 90A	Crestair Air LLC Dover, Delaware	Standard	2007-09-05	Valid
N11750	Monocoupe 90A	Golden Age Air Museum Bethel, Pennsylvania	Standard	2003-07-22	Valid
N19433	Monocoupe 90A	Schell Samuel E JR Littlestown, Pennsylvania	Standard	2002-03-07	Valid
N410Y	Monocoupe 90A	Individual owner North Carolina	Standard	1990-04-24	Valid
N11735	Monocoupe 90A	Individual owner North Dakota	Standard	1989-10-17	Valid
N19437	Monocoupe 90A	Individual owner Louisiana	None on file	1987-12-10	Valid
N11777	Monocoupe 90A	Individual owner Louisiana	Standard	1987-12-07	Valid
N11797	Monocoupe 90A	Individual owner Louisiana	Standard	1987-12-07	Valid
N18184	Monocoupe 90A	Individual owner Louisiana	Standard	1971-04-23	Valid
N16427	Monocoupe 90A	Individual owner Louisiana	Standard	1968-01-05	Valid
N11787	Monocoupe 90A	Individual owner Wisconsin	Standard		Sale reported