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

Each aircraft's own page already shows its NTSB accident and incident record. The model-wide record (accidents per year, fatal and non-fatal, against the number registered) is being added; it will appear here.

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 · 63

Tail no.	Maker and model	Owner and base	Certificate	Registered	Status
N15437	Monocoupe 90A	Individual owner Illinois	Standard	2026-02-25	Valid
N538W	Monocoupe 90	Southern Aircraft Consultancy INC Trustee Casper, Wyoming	None on file	2026-02-14	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
N19438	Monocoupe 90	Individual owner North Carolina	None on file	2024-08-14	Valid
N557W	Monocoupe 90	Individual owner Florida	Standard	2024-07-27	Valid
N55708	Monocoupe 90AF-100	Individual owner Louisiana	None on file	2024-05-08	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
N87621	Monocoupe 90AL-115	Individual owner Florida	Standard	2022-07-30	Valid
N15429	Monocoupe 90A	Individual owner Wisconsin	Experimental	2021-08-20	Valid
N18056	Monocoupe 90A	Individual owner Illinois	Standard	2021-08-09	Valid
N97Y	Monocoupe 90AL-115	Individual owner Missouri	Standard	2021-03-30	Valid
N369H	Monocoupe 90AL-115	Old Style Aircraft LLC Ellsinore, Missouri	Standard	2020-11-17	Valid
N176K	Monocoupe 90	Individual owner Alaska	None on file	2020-10-27	Valid
N12361	Monocoupe 90	Individual owner Texas	Standard	2020-02-26	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
N38905	Monocoupe 90AL-115	Individual owner Ohio	Standard	2019-11-15	Valid
N11767	Monocoupe 90A	Art Ticulate Tees LLC Hazard, Kentucky	Standard	2019-10-03	Valid
N116V	Monocoupe 90	Rhinebeck Aerodrome Museum Rhinebeck, New York	Standard	2019-08-29	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
N537W	Monocoupe 90	Command Aire LLC Sitka, Alaska	Standard	2017-05-19	Valid
N52271	Monocoupe 90AF	Horizon Aviation Seneca, Pennsylvania	Standard	2017-05-08	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
N520W	Monocoupe 90	Individual owner California	Standard	2016-08-18	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
N38922	Monocoupe 90AL-115	Individual owner California	Standard	2015-05-27	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
N38910	Monocoupe 90AF	Sitta Donald C Farmington, New Mexico	Standard	2014-04-30	Valid
N119V	Monocoupe 90	Historic Aircraft Restoration Museum Saint Louis, Missouri	Standard	2014-04-28	Valid
N429N	Monocoupe 90	Rhinebeck Aerodrome Museum Rhinebeck, New York	Standard	2013-10-17	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
N87618	Monocoupe 90AL-115	Ready Aim Flyer LLC New Castle, Delaware	Standard	2008-12-18	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
N18192	Monocoupe 90AF	Individual owner Massachusetts	Standard	2005-07-28	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
N543W	Monocoupe 90	Individual owner Virginia	Standard	1989-04-17	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
N18195	Monocoupe 90AF	Individual owner Oklahoma	Standard		Sale reported