The club enter teams in the Herts League, organized by the Herts Chess Association. The league comprises 6 Divisions (with promotion and relegation each season dependent on match results) and an Under-1600 League.
Each Division winner receives a Trophy which is held for the following season:
- Puller Cup – Division 1
- Montague – Jones Cup – Division 2
- Patterson Board & Set – Division 3
- Woodland Board & Set – Division 4
- Gateley Trophy – Division 5
- Davis Board & Set – Division 6
- Leynes Trophy – Under-1600 League
Letchworth & Hitchin club honours
| Season | Honour |
| 2018-19 | Montague-Jones Cup (Div 2) |
| 2017-18 | Patterson Board & Set (Div 3) |
| 2016-17 | Montague-Jones Cup (Div 2) Davis Board & Set (Div 6) |
| 2013-14 | Patterson Board & Set (Div 3) |
| 2012-13 | Patterson Board & Set (Div 3) |
| 2010-11 | Gateley Trophy (Div 5) |
| 2009-10 | Patterson Board & Set (Div 3) |
| 2003-04 | Davis Board & Set (Div 6) |
| 2000-01 | Davis Board & Set (Div 6) |
| 1995-96 | Patterson Board & Set (Div 3) |
| 1994-95 | Davis Board & Set (Div 6) |
| 1990-91 | Gateley Trophy (Div 5) |
| 1989-90 | Patterson Board & Set (Div 3) Woodland Board & Set (Div 4) |
| 1988-89 | Leynes Trophy (Under-120) |
| 1987-88 | Davis Board & Set (Div 6) Gateley Trophy (Div 5) |
| 1985-86 | Patterson Board & Set (Div 3) |
| 1976-77 | Puller Cup (Div I) |
| 1977-78 | Montague-Jones Cup (Div 2) |
| 1968-69 | Montague-Jones Cup (Div 2) |
Herts Chess Association – Knock-Out cups:
Entry to the knock-out competitions is restricted to 1 team of 6 players per club for each cup competition.
Each competition winner receives a Trophy which is held for the following season:
- Russell Trophy – Open
- Sharp Trophy – Under 1900 Rating
- Under 1750 Cup
- Under 1600 Cup
Letchworth & Hitchin club honours:
| Season | Honour |
| 2021-22 | Sharp Trophy, Under 1600 Cup |
| 2015-16 | Sharp Trophy |
| 2012-13 | Under 120 Cup |
| 2010-11 | Under 120 Cup |
| 2006-07 | Under 120 Cup |
| 1988-89 | Under 140 Cup |
| 1984-85 | Russell Trophy |
| 1978-79 | Russell Trophy |
| 1973-74 | Sharp Trophy |
Club Member Honours
Herts Chess competitions for individual club members are:
- Capel Cup – Major Individual Championship
- Burn Cup – Minor Individual Championship
- Bunce Cup – Under 1600 Rating
Club member successes have been as follows:
| Season | Club Member | Honour |
| 2017 -18 | Mutton, Ian | Burn Cup |
| 2009 -10 | Ball, Tony | Burn Cup |
| 2007 -08 | Abrams, James | Bunce Cup |
| 2006–07 | Mutton, Ian | Burn Cup |
| 2005-06 | Mutton. Ian | Burn Cup |
| 2004-05 | Mutton, Ian | Burn Cup |
| 2003-04 | Mutton, Ian | Burn Cup |
| 2001-02 | Mutton, Ian | Burn Cup |
| 1985-86 | Nelson, Ian | Burn Cup |
| 1974-75 | Ball, Tony | Capel Cup |
| 1973-74 | Ball, Tony | Capel Cup |
| 1948-49 | Rumney, M | Capel Cup |
| 1937-38 | Rickard, R P F | Burn Cup |
Letchworth & Hitchin Chess 