The U.S. aircraft register, updated daily · Carbon Free Flight by 2050
Models · Grumman · Piston twins · data as of October 2, 2026

Grumman G-21

35 on the U.S. register across 2 versions the FAA records separately. Built from 1939 to 1962; half of them date from 1944 or earlier. California has the most (6). 60% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are never named here.

Grumman G-21: Amphibious flying boat
Photo: USN, Public domain, via Wikimedia Commons · Grumman G-21 Goose on Wikipedia

About the G-21 from the FAA's model table

Type
Fixed-wing, multi-engine · Piston twins
Power
Piston (reciprocating), 2 engines
Common engines
P&W R-985 Series (29), P & W R-985-An-6B (1), P & W R-985-14B (1)
Seats
8
Cruise speed
about 150 mph
Maker on the register
Grumman
Registered
earliest certificate July 25, 1991; newest April 14, 2026

Where they are owner's state

California6Alaska4Texas3Delaware3New York2Michigan2Connecticut2Wyoming1Washington1Tennessee1Pennsylvania1Oregon1

Who owns them registrant type

Individual12 (34%)Corporation12 (34%)LLC9 (26%)Co-owned2 (6%)

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

VersionRegisteredBuiltShare
G-21A341939 to 196297.1%
G-21119442.9%

When they were built by decade · 7 with no year on file

05101621219302119404195011960

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

01245201020112012201320142015201620182019202120222023202532026

Registration status

Valid34 (97%)Pending1 (3%)

Airworthiness certificate class

Standard29 (83%)None on file4 (11%)Multiple2 (6%)

Biggest operators companies, schools and clubs

Stage One Associates LLC2Yanks Air Museum1Valadez Goose LLC1Uss Alabama Battleship Foundation INC1Tongass Historical Society INC1Stick And Rudder Aviation INC1Southern Cross Aviation LLC1Southern Aircraft Consultancy INC Trustee1Runyon Aviation LLC1Ozark Management INC1Mike Rinker Aircraft LLC1L-13 LLC1

Fleet pages: Stage One Associates LLC · Yanks Air Museum · Southern Aircraft Consultancy INC Trustee · Ozark Management INC · Mike Rinker Aircraft LLC

Accident history NTSB records · 17 cases since 1982, 4 fatal

2008-11-16ANC09WA013 · G-21A CFPCK · accident near Vancouver · 7 killed
2008-08-03ANC08WA096 · G-21A CGPCD · accident near Port Hardy · 5 killed
2008-04-10ANC08FA050 · G-21A N741 · accident near Unalaska, AK · serious injuries
2008-01-29MIA08LA048 · G-21A N21A · accident near Marathon, FL · serious injuries
2005-02-15IAD05LA038 · G-21A N327 · accident near Penn Yan, NY · minor injuries
2002-06-17ANC02LA052 · G-21 N21A · accident near Northway, AK · no injuries
1999-03-25MIA99FA114 · G-21A N5548A · accident near Lauderdale Lake, FL · 1 killed
1998-04-15ANC98LA038 · G-21 N22932 · accident near Dutch Harbor, AK · no injuries

The 8 most recent of 17 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 Grumman G-21 aircraft are registered in the U.S.?

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

Which state has the most Grumman G-21s?

California, with 6.

Who owns the Grumman G-21?

60% 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 · 1 G-21 (all versions)

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N159F Grumman
G-21
Freshwater Adventures INC
Dillingham, Alaska
None on file 2012-05-21 Valid