| Sail No. | Model | Name | Year | Location | Member | Notes |
| 1 | K20 | Manatee | 1959 | Last known 1993 | n | - |
| 2 | K20 | Precocity | 1959 | South Coast 1986 | n | Ex. Jetara 1966 |
| 3 | K20 | Vasht III | 1959 | South East 1983 | n | - |
| 4 | K20 | Vashti | 1959 | South Coast 2008/13 | y | Ex. Rum Lot 1968; SE 2001/07 |
| 5 | K20 | Precocity | - | South Coast 1968 | n | - |
| 6 | K20 | Alice Rose | - | South Coast 2007/10 | n | KYOA 2005 |
| 7 | K20 | Alcedo | - | South Coast 2006/10 | y | Ex. Alcedo (1) 2012; Mojo 2013 |
| 8 | K20 | Orontium | - | North Wales 1971 | n | - |
| 9 | K20 | Summer Cloud | - | South East 2009/10 | y | Ex. Splash II 1971; Yachting Monthly Demo boat 1962; Die Yacht 11/62 demo yacht; East Coast 1994 |
| 10 | K20 | Calypso | - | North East 2007 | n | - |
| 11 | K20 | St. Joe | - | North Wales 2005/10 | y | Ex. Alcedo (2) 1966; ex.Tupper. NW 1987 |
| 12 | K20 | Perdrix | - | East Coast 1968 | n | - |
| 13 | - | - | - | - | n | - |
| 14 | - | - | - | - | n | - |
| 15 | K20 | Hopeless | - | East 2000 | n | Ex. Prudence Mary 1968; Kaloni II 2000 |
| 16 | K20 | Polyzoa | - | South East 1983 | n | - |
| 17 | - | - | - | - | n | - |
| 18 | K20 | Little Plum | - | East Coast 2010 | n | Ex. Wild Turkey 2008 |
| 19 | - | - | - | - | n | - |
| 20 | K20 | Moonlighter | - | East Scotland 2000 | n | - |
| 21 | K20 | Saltu | 1962 | Lake District 2016 | n | Ex. Natantia 1966; Reg No.333718; Reg T.3.2; South 2001 |
| 22 | - | - | - | - | n | - |
| 23 | K20 | Albatross | - | South Coast 1995 | n | Last Kingfisher to be built in Essex |
| 24 | K20 | Shine | - | South West 1994 | n | Ex. Genista 1966; First K20 built in Poole |
| 25 | K20 | Siobhan | - | South Coast 2006/07 | n | Ex. Charlotte 1994, Suliskar 2002, Circe 2003 |
| 26 | K20 | Benny-Lyn | - | South Coast 2006/13 | y | - |
| 27 | K20 | - | - | Germany 1962 | n | German Brochure Boat |
| 28 | K20 | Ticketyboo | - | W. Scotland 2004/07 | n | Ex. Amanda 1968, Leucin 2000; KYOA 2005 |
| 29 | K20 | - | - | - | n | Possibly called Circe? NE 2000? |
| 30 | K20 | Nilkant | - | South East 2006/07 | n | South Coast 1968 |
| 31 | K20 | Aria | - | South Coast 2004 | n | Ex. Aria 1994, Martha M 1968, Hot Bird 1 2004 (Named after a Satellite currently orbiting the Earth!); KYOA 2005 |
| 32 | K20 | Silver Lady | 1962 | East Coast 1966 | n | One of these was used in East Coast 2004 |
| 32 | K20 | Islay Mist | - | South Coast 1968 | n | another German brochure & also Boat show boat 1962 and Westfields Demo boat 1962 |
| 33 | K20 | Wild Rose | - | London 2012, UK 2013 | y | Last Known South West 1972; Ashore 2012 waiting restoration |
| 34 | - | - | - | - | n | - |
| 35 | - | - | - | - | n | - |
| 36 | - | - | - | - | n | - |
| 37 | - | - | - | - | n | - |
| 38 | K20 | Brenetta | - | Last known 1972 | n | - |
| 39 | K20 | Aria | - | South Coast 1994 | n | - |
| 40 | K20 | Vagabond | - | Norfolk Broads 2008 | n | - |
| 41 | - | - | - | - | n | - |
| 42 | - | - | - | - | n | - |
| 43 | - | - | - | - | n | - |
| 44 | K20 | Antic | - | Eire 1968 | n | - |
| 45 | - | - | - | - | n | - |
| 46 | K20 | Ianthea | - | South Coast 2001 | n (01) | Ex. Ejay 1987 |
| 47 | - | - | - | - | n | - |
| 48 | K20 | Pegasus | - | South Coast 2006/11 | n | Ex. Sea Parrot 1994, Le Chanteller 68; KYOA 2004/07 |
| 49 | K20 | Polyester | - | Italy 2004 | n | South Coast 1966; Med 1974; Ex. Polyester 1974, Lieto Vento II; KYOA 2005 |
| 50 | K20 | Seal | 1963 | South Coast 1980 | n | - |
| 51 | - | - | - | - | n | - |
| 52 | - | - | - | - | n | - |
| 53 | K20 | Cotytto | - | South Wales 2006/01 | y | - |
| 54 | K20 | Kay | - | North West 2001 | n | Ex. Lady P 1990 |
| 55 | K20 | Wind Song | - | Canada BC 2003 | n | - |
| 56 | K20 | Celestine | - | East Coast 2011/13 | y | Ex. Parsleas II 1966, Ce'lestine 1969; South Coast 2006/10 |
| 57 | K20 | Bifrost | 1963 | South Coast 2006/07; UK 2013 | y | Denmark 1966; Ex Dumbo 1966, Georgie Boy 2003, Kookaburra 2013; Hamburg Boatshow boat 1963 |
| 58 | K20 | Capella | - | East Coast 1968 | n | - |
| 59 | - | - | - | - | n | - |
| 60 | - | - | - | - | n | - |
| 61 | - | - | - | - | n | - |
| 62 | K20 | Louise | - | South East 1979 | n | - |
| 63 | K20 | Dabchick | - | - | y | Ex. L`amusette 2013 |
| 64 | K20 | Puffin | 1964 | South West 2006/13 | y | Ex. Talitha 1966; Reg T.3.5 |
| 65 | K20 | Viable Dreams | - | North West 2001 | n | Ex. Topsy II 1968, Eastmay 1987 |
| 66 | K20 | Lazy Bone | - | Netherlands 2008/13 | y | First known 2011; History Germany 1984/2008 |
| 67 | K20 | - | - | - | n | Used in a German brochure |
| 67JR | K20 Plus | Pilmer | 1975 | West Scotland 2006 | n | Sail Number not sequential; Reg No 363937; Reg T.3.0; The original `Hasler` yacht |
| 68 | K20 | Leysin | - | Scotland 1968 | n | - |
| 69 | K20 | Nidor | - | South Coast 2006/07 | n | Ex. Truent 1966, Betty 1968 |
| 70 | K20 | Kotare | - | South East 2000 | n | Ex. Shackleton |
| 71 | K20 | Magic | - | North West 1982 | n | Ex. Sirius 1971 |
| 72 | - | - | - | - | n | - |
| 73 | K20 | Halcyon | - | Canary Is. 1968 | n | - |
| 74 | K20 | Frantica | - | East Coast 1984 | n | - |
| 75 | K20 | Dinorwic | - | North Wales 2011 | n | Ex Blue Gal 1968/86; South Coast 1968/86; N Wales 1986 to date; Reg No. 306534 |
| 76 | K20 | Black Rose | - | South Wales 2001 | n (01) | Ex. Malabar Poole 1968 |
| 77 | K20 | Le Batteau Lure | - | Scotland 1987 | n | Ex.Thik Hai 1968 |
| 78 | K20 | Miscris | 1963 | South Coast 2006/7 | n | Reg No.307086; Reg T.3.0; South Coast 1987 |
| 79 | K20 | Vocsok | - | West Coast 1987 | n | - |
| 80 | K20 | Cetus | - | North Wales 2005 | n | KYOA 2005 |
| 81 | K20 | Orange Boven | - | South Coast 1987 | n | - |
| 82 | K20 | Pek-az | - | Rome, Italy 2004 | n | Rome, Italy 1968 |
| 83 | K20 | Wensum | - | West Scotland 2006 | n | Scotland 2001; Named after the river that flows through Norwich |
| 84 | K20 | La Mouette | - | Maryland USA 1968 | n | - |
| 85 | K20 | Tricia | - | North Wales 1982 | n | - |
| 86 | - | - | - | - | n | - |
| 87 | K20 | Blue Bell | - | Nevado, USA 1968 | n | - |
| 88 | K20 | Ghinaree | - | North Wales 1968 | n | - |
| 89 | K20 | Ticketyboo | - | West Scotland 2006/07 | n | West Scotland 2000 |
| 90 | K20 | Norma | - | North East 2009 | n | Ex. Clarissa 1974; East Coast 2001; Ex. Escape; Broads 2006 |
| 91 | K20 | Hector | - | East Coast 2004 | n | Ex. Blanche 1968, Ecstacy II 1974, Ex Sea Moss 2011 |
| 92 | - | - | - | - | n | - |
| 93 | K20 | Brackie | - | South Coast 1968 | n | - |
| 94 | - | - | - | - | n | - |
| 95 | K20 | Adagio | - | Kansas, USA 1976 | n | Ex. Either Halcyon or Orga 1968 |
| 96 | K20 | Solong | 1963 | Scotland 1987 | n | - |
| 97 | K20 | Moonlighter | - | East Scotland 2006/13 | n | Scotland 1968 |
| 97 | K20 | Take Five | - | Portugal 2005/07 | n | Sail No.POR1485; Previously not known since 1968; Sail logged as P1467 in Mag |
| 98 | K20 | Serena | - | Wales 1987 | n | - |
| 98 | K20 | Aries | - | South Coast 2006/09 | n | Ex. Justine; South Coast 1987; KYOA 2006/09 |
| 99 | - | - | - | - | n | - |
| 100 | K20 | Ptarmigan | - | South Coast 2002 | n | Ex. Shaif 1994; KYOA 2002 |