Waco ASO
33 on the U.S. register. Built from 1927 to 1931; half of them date from 1929 or earlier. California has the most (5). 24% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are never named here.
About the ASO from the FAA's model table
- Type
- Fixed-wing, single engine · Piston singles
- Power
- Piston (reciprocating), 1 engine
- Common engines
- Cont Motor W670 Series (10), Wright Wwj Series (4), Wright 760E-2 (1)
- Seats
- 3
- Cruise speed
- about 79 mph
- Maker on the register
- Waco
- Registered
- earliest certificate December 1, 1984; newest August 13, 2026
Where they are owner's state
California5Arizona5Ohio4Texas2Oklahoma2New York2Missouri2Illinois2Florida2Washington1Virginia1North Carolina1
Who owns them registrant type
Individual21 (64%)LLC4 (12%)Co-owned4 (12%)Corporation3 (9%)Partnership1 (3%)
Versions as the FAA records them · click one to list only those aircraft
| Version | Registered | Built | Share |
|---|---|---|---|
| ASO | 33 | 1927 to 1931 | 100.0% |
When they were built by decade · 16 with no year on file
Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far
Registration status
Valid33 (100%)
Airworthiness certificate class
None on file13 (39%)Standard12 (36%)Restricted7 (21%)Experimental1 (3%)
Biggest operators companies, schools and clubs
Hawk Aviation LLC2C A S Aerobatic LLC2Radial Engines LTD1Poplar Grove Airmotive INC1Morozowsky John S1Embry Riddle Aeronautical University1
Fleet pages: Hawk Aviation LLC · Poplar Grove Airmotive INC · Embry Riddle Aeronautical University
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 Waco ASO aircraft are registered in the U.S.?
33 as of October 2, 2026, counting 1 version the FAA records separately.
Which state has the most Waco ASOs?
California, with 5.
Who owns the Waco ASO?
24% 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 · 33
| Tail no. | Maker and model | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|
| N608N | Waco ASO |
Individual owner Maine |
Standard | 2026-08-13 | Valid |
| N766E | Waco ASO |
Individual owner Virginia |
None on file | 2026-02-20 | Valid |
| N662Y | Waco ASO |
Individual owner Texas |
None on file | 2025-11-09 | Valid |
| N701E | Waco ASO |
Co-owned owner California |
Standard | 2025-09-02 | Valid |
| N1826 | Waco ASO |
Co-owned owner California |
Standard | 2025-08-06 | Valid |
| N709E | Waco ASO |
Individual owner Texas |
None on file | 2025-07-25 | Valid |
| N6940 | Waco ASO |
Withheld at owner's request | Restricted | 2023-09-13 | Valid |
| N768K | Waco ASO |
Individual owner Idaho |
Standard | 2023-01-02 | Valid |
| N9503 | Waco ASO |
C A S Aerobatic LLC Carthage, Missouri |
Restricted | 2021-06-14 | Valid |
| N604N | Waco ASO |
Hawk Aviation LLC Springville, New York |
Standard | 2020-03-25 | Valid |
| N9538 | Waco ASO |
Hawk Aviation LLC Springville, New York |
None on file | 2020-03-25 | Valid |
| N5785 | Waco ASO |
Individual owner California |
Restricted | 2020-03-24 | Valid |
| N10001 | Waco ASO |
Individual owner Florida |
Standard | 2019-02-27 | Valid |
| N5020 | Waco ASO |
Co-owned owner California |
None on file | 2019-02-23 | Valid |
| N9534 | Waco ASO |
Individual owner Arizona |
None on file | 2019-01-29 | Valid |
| N9504 | Waco ASO |
Individual owner California |
Standard | 2019-01-23 | Valid |
| N4W | Waco ASO |
Individual owner Washington |
Standard | 2018-06-06 | Valid |
| N7091 | Waco ASO |
Embry Riddle Aeronautical University Daytona Beach, Florida |
Standard | 2018-04-24 | Valid |
| N9541 | Waco ASO |
C A S Aerobatic LLC Carthage, Missouri |
Experimental | 2017-09-29 | Valid |
| N931H | Waco ASO |
Individual owner Illinois |
Restricted | 2016-01-29 | Valid |
| N4902 | Waco ASO |
Poplar Grove Airmotive INC Poplar Grove, Illinois |
Restricted | 2015-11-10 | Valid |
| N662N | Waco ASO |
Individual owner Ohio |
None on file | 2014-05-16 | Valid |
| N763E | Waco ASO |
Individual owner Ohio |
Standard | 2013-09-16 | Valid |
| N11253 | Waco ASO |
Individual owner Kentucky |
Standard | 2012-12-28 | Valid |
| N775K | Waco ASO |
Individual owner Oklahoma |
None on file | 2012-11-06 | Valid |
| N119Y | Waco ASO |
Co-owned owner Ohio |
Standard | 2011-01-04 | Valid |
| N8540 | Waco ASO |
Individual owner Arizona |
None on file | 2009-02-23 | Valid |
| N699K | Waco ASO |
Individual owner Arizona |
None on file | 2009-01-14 | Valid |
| N8369 | Waco ASO |
Individual owner Arizona |
None on file | 2009-01-05 | Valid |
| N625N | Waco ASO |
Individual owner Arizona |
None on file | 2008-11-19 | Valid |
| N766K | Waco ASO |
Radial Engines LTD Guthrie, Oklahoma |
None on file | 2007-09-05 | Valid |
| N268M | Waco ASO |
Morozowsky John S Zanesville, Ohio |
Restricted | 2002-09-03 | Valid |
| N9500 | Waco ASO |
Individual owner North Carolina |
Restricted | 1984-12-01 | Valid |