Jonker Sailplanes JS1
16 on the U.S. register across 5 versions the FAA records separately. Built from 2007 to 2017; half of them date from 2015 or earlier. New Hampshire has the most (3). 6% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are never named here.
About the JS1 from the FAA's model table
- Type
- Glider · Gliders
- Power
- None
- Common engines
- Ama/Expr Unknown Eng (7), None None (5), M&D Flugze Md-Tj42 (1)
- Seats
- 1
- Maker on the register
- Jonker Sailplanes
- Registered
- earliest certificate August 19, 2009; newest May 25, 2026
Where they are owner's state
Who owns them registrant type
Versions as the FAA records them · click one to list only those aircraft
| Version | Registered | Built | Share |
|---|---|---|---|
| JS1-C | 8 | 2012 to 2017 | 50.0% |
| JS 1B | 3 | 2011 | 18.8% |
| JS1C 18/21 | 2 | 2015 to 2017 | 12.5% |
| JS 1A | 2 | 2007 to 2009 | 12.5% |
| JS1C | 1 | — | 6.2% |
When they were built by decade · 3 with no year on file
Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far
Registration status
Airworthiness certificate class
Biggest operators companies, schools and clubs
Accident history NTSB records · 1 cases since 1982, 1 fatal
The 1 most recent of 1 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 Jonker Sailplanes JS1 aircraft are registered in the U.S.?
16 as of October 2, 2026, counting 5 versions the FAA records separately.
Which state has the most Jonker Sailplanes JS1s?
New Hampshire, with 3.
Who owns the Jonker Sailplanes JS1?
6% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are never named on this site.