History:Founded: 1977
*In 1984 Hemel Hempstead merged with the second division outfit Watford Royals to form Hemel & Watford Royals
League achievements:
British League Champion -2023, 24, 26British League Finalist -2008, 15, 18, 21, 22 British League Semifinals -2017, 25 British League Regular Season Champion -2019, 23, 24, 25, 26 British League Regular Season Runner-Up -2018, 20, 21 British Cup Winner -2008, 19, 23 British Cup Finalist -2021 British Cup Semifinals -2022 British Trophy Winner -2021 British Trophy Finalist -2002, 19, 22, 24 British Trophy Semifinals -2010, 12, 15 British Winners Cup Finalist -2008
European cups:
1989-1990: Korac Cup2021-2022:  FIBA Europe Cup: took 2nd place (5-1) in Group A of Stage One, took 4th (last) place (1-5) in Group L of Second Stage2022-2023:  7DAYS EuroCup: took 7th place (8-10) in Group B, lost to Turk Joventut Badalona 78-89 in the 1/8 Finals2023-2024: BKT EuroCup: took 3rd place (12-6) in Group A, lost to Paris Basketball 0-2 in the Semifinals (!!!)
European cups achievements:
Eurocup Semifinals -2024 |
| Since 2025 |
 2021-2025 |
 2020-2021 |
 2012-2020 |
 2008-2012 |
 1998-2008 |
 Until 1998 |
League positions:
| Season | Tier | Division | W-L | Position + PlayOff | Cup | Supercup | European competitions |
|---|---|---|---|---|---|---|---|
| 1977-78 | 2 | NBL D2 | |||||
| 1978-87? | 2 | NBL D2 |  | ||||
| 1987-88? | 1 | BBL | 11th | ||||
| 1988-89? | 1 | BBL | 7th  | ||||
| 1989-90? | 2 | NBL D1 | 4th | Korac Cup | |||
| 1990-91 | 1 | BBL | 8th | ||||
| 1991-92 | 1 | BBL | 7th | ||||
| 1992-93 | 1 | BBL | 12th | ||||
| 1993-94 | 1 | BBL | 12th | ||||
| 1994-95 | 1 | BBL | 10th | ||||
| 1995-96? | 1 | BBL | 13th | ||||
| 1996-97? | 1 | BBL | 13th | ||||
| 1997-98? | 1 | BBL | 13th | ||||
| 1998-99 | 1 | BBL | 10th | ||||
| 1999-00 | 1 | BBL | 4th | ||||
| 2000-01 | 1 | BBL | 5th | ||||
| 2001-02 | 1 | BBL | 3rd | ||||
| 2002-03 | 1 | BBL | 8th | ||||
| 2003-04 | 1 | BBL | 8th | ||||
| 2004-05 | 1 | BBL | 8th | ||||
| 2005-06 | 1 | BBL | 9th | ||||
| 2006-07 | 1 | BBL | 6th | ||||
| 2007-08 | 1 | BBL | 4th | ||||
| 2008-09 | 1 | BBL | 14-20 | 9th | |||
| 2009-10 | 1 | BBL | 7th | ||||
| 2010-11 | 1 | BBL | 13-20 | 10th | |||
| 2011-12? | 1 | BBL | 12-22 | 6th | |||
| 2012-13 | 1 | BBL | 12-20 | 9th, lost in Q-Finals 0-2 to Leicester | |||
| 2013-14 | 1 | BBL | 17-15 | 5th | |||
| 2014-15 | 1 | BBL | 20-15 | 6th  lost in Finals 84-96 to Newcastle | |||
| 2015-16 | 1 | BBL | 17-14 | 6th | |||
| 2016-17 | 1 | BBL | 18-15 | 6th, lost in Semis 0-2 to Leicester | |||
| 2017-18 | 1 | BBL | 24-10 | 2nd lost in Finals 60-81 to Leicester | |||
| 2018-19 | 1 | BBL | 26-5 | 1st | |||
| 2019-20 | 1 | BBL | 10-4 | 2nd | |||
| 2020-21 | 1 | BBL | 23-7 | 2nd lost in Finals 66-68 to Newcastle |  FIBA Europe Cup: 4th (Group E) | ||
| 2021-22 | 1 | BBL | 16-11 | 3rd lost in Final 75-78 to Leicester | FIBA Europe Cup: 2nd (Group A) (5-1) | ||
| 2022-23 | 1 | BBL | 32-4 | 1st  beat Leicester 88-80 in the Final | Winner |  Eurocup: 7th (Group B) (8-10), lost in 1/8 Finals 78-89 to Joventut BDL | |
| 2023-24 | 1 | BBL | 33-3 | 1st beat Cheshire P. 88-85 in the Final | Finalist |  Eurocup: 3rd (Group A) (12-6), lost in Semis 0-2 to Paris | |
| 2024-25 | 1 | SLB | 24-8 | 1st  lost in Semis 0-2 to Newcastle | |||
| 2025-26 | 1 | Eurocup | 26-6 | 1st beat Cheshire P. 104-81 in the Final | Eurocup: 8th (Group B) (5-13) |
