Hertfordshire is a ceremonial county in the East of England and one of the home counties. It borders Bedfordshire to the north-west, Cambridgeshire to the north-east, Essex to the east, Greater London to the south and Buckinghamshire to the west. The largest settlement is Watford, and the county town is Hertford.
Chess Valley RFC is a rugby union club originally from Rickmansworth but now based in Croxley Green, Hertfordshire. It is a member of the Hertfordshire Football Union and the Rugby Football Union. It is a community club and fields adult Men's, Youth and Minis sides
Herts/Middlesex 3 was a tier 11 English Rugby Union league that was organized by the London and South East Division Rugby Football Union. It was the third division competition for clubs in Hertfordshire and parts of north-west London that belonged to the historic county of Middlesex, with promoted teams moving up to Herts/Middlesex 2.
Herts/Middlesex 4 was a tier 12 English Rugby Union league that was organized by the London and South East Division Rugby Football Union. It was the fourth division competition for clubs in Hertfordshire and parts of north-west London that traditionally belonged to the historic county of Middlesex. Promoted teams moved up to Herts/Middlesex 3 and since the cancellation of Herts/Middlesex 5 there was no relegation.
London 1 North was an English level 6, rugby union league for clubs in London and the south-east of England including sides from Bedfordshire, Buckinghamshire, Cambridgeshire, Essex, north Greater London, Hertfordshire, Norfolk, Suffolk. When this division began in 1987 it was known as London 2 North, changing to its final name ahead of the 2009–10 season.
Counties 1 Eastern Counties is an English level 7 Rugby Union League. When this division began in 1987 it was known as London 3 North East, changing to its current name ahead of the 2009–10 season. Following the RFU's Adult Competition Review, from season 2022-23 it adopted its current name Counties 1 Eastern Counties.
Herts/Middlesex 2 is a tier 10 English Rugby Union league. It is organised by the London and South East Division Rugby Football Union and is the second division competition for clubs in Hertfordshire and parts of north-west London that traditionally was encompassed by the historic county of Middlesex. Each year some of the clubs in this division also take part in the RFU Junior Vase - a level 9-12 national competition.
Counties 3 Herts/Middlesex is a tier 9 English Rugby Union league. It is organised by the London and South East Division Rugby Football Union for clubs in Hertfordshire and parts of north-west London that traditionally was encompassed by the historic county of Middlesex. Promotion is to Counties 2 Herts/Middlesex relegation is to the Middlesex RFU merit leagues.
Counties 1 Herts/Middlesex is a tier 7 English Rugby Union league. It is organised by the London and South East Division Rugby Football Union and is the top-tier competition for clubs in Hertfordshire and parts of north-west London that traditionally was encompassed by the historic county of Middlesex. It was previously known as London 2 North West. After the restructuring of the English rugby union system ahead of the 2022–23 season, the league was renamed to Counties 1 Herts/Middlesex.
The Hertfordshire Rugby Football Union is the governing body for the sport of rugby union in the county of Hertfordshire in England. The union is the constituent body of the Rugby Football Union (RFU) for Hertfordshire, and administers and organises rugby union clubs and competitions in the county. It also administers the Hertfordshire county rugby representative teams.
The Hertfordshire Presidents' Tankard is an annual rugby union knock-out club competition organized by the Hertfordshire Rugby Football Union. It was first introduced during the 2010–11 season, with the inaugural winners being St Albans. It is the second most important rugby union cup competition in Hertfordshire, behind the Hertfordshire Presidents' Cup but ahead of the Hertfordshire Presidents' Trophy.
The Hertfordshire presidents' Trophy is an annual rugby union knock-out club competition organised by the Hertfordshire Rugby Football Union. It was first introduced during the 1999–00 season, with the inaugural winners being Datchworth. It is the third most important rugby union cup competition in Hertfordshire, behind the Hertfordshire presidents' Cup and Hertfordshire presidents' Tankard.
Hertfordshire 1 was an English level 10 Rugby Union league with teams from Hertfordshire and parts of north London taking part. Promoted teams used to move up to Herts/Middlesex 1 and relegation was to Hertfordshire 2 until that division was cancelled at the end of the 1989–90 season. The division was cancelled in at the end of the 1995–96 campaign after nine seasons due to the merger of the Hertfordshire and Middlesex regional leagues.
Hertfordshire 2 was an English level 9 Rugby Union league with teams from Hertfordshire and parts of north London taking part. Promoted teams used to move up to Hertfordshire 1 and, as it was the lowest level league in the region, there was no relegation. After just three seasons the league was cancelled at the end of the 1989–90 campaign.
Middlesex 1 was an English level 10 Rugby Union league with teams from north-west London taking part. Promoted teams used to move up to Herts/Middlesex 1 and relegation was to Middlesex 2. The division was cancelled in at the end of the 1995–96 campaign after nine seasons due to the merger of the Hertfordshire and Middlesex regional leagues.
Middlesex 2 was an English level 11 Rugby Union league with teams from north-west London taking part. Promoted teams moved up to Middlesex 1 and relegation was to Middlesex 3. The division was cancelled in at the end of the 1995–96 campaign after nine seasons due to the merger of the Hertfordshire and Middlesex regional leagues.
Middlesex 4 was an English level 13 Rugby Union league with teams from north-west London taking part. Promoted teams moved up to Middlesex 3 and since the cancellation of Middlesex 5 at the end of the 1991–92 season there was no relegation. The division was cancelled in at the end of the 1995–96 campaign after nine seasons due to the merger of the Hertfordshire and Middlesex regional leagues.
Herts/Middlesex 5 was a tier 13 English Rugby Union league that was organized by the London and South East Division Rugby Football Union. It was the fifth division competition for clubs in Hertfordshire and parts of north-west London that traditionally belonged to the historic county of Middlesex. The league was split into two regional divisions - Herts/Middlesex 5 North and Herts/Middlesex 5 - with promoted teams moving up to Herts/Middlesex 4 and there was no relegation as it was the lowest level in the region. Herts/Middlesex 5 only lasted one season before being discontinued, with all teams being transferred into Herts/Middlesex 4.
Regional 2 Thames is an English level 6 rugby union regional league for rugby clubs in London and the south-east of England including sides from Bedfordshire, Berkshire, Buckinghamshire, Greater London, Hertfordshire, Middlesex and Surrey. It was created following the 2022 Adult Competition Review by the Rugby Football Union (RFU). Amersham and Chiltern are the champions and are promoted to Regional 1 South East.
2024-25 Counties 2 Herts/Middlesex 
England 
