Eastern Counties 5 was an English level 13 Rugby Union league with teams from Cambridgeshire, Essex, Norfolk and Suffolk taking part.  Promoted teams used to move up to Eastern Counties 4 and relegation was to Eastern Counties 6 until that division was cancelled at the end of the 1991–92 season.  After ten seasons Eastern Counties 5 was cancelled at the end of the 1996–97 campaign. 
  Original teams
 When league rugby began in 1987 this division contained the following teams: 
 - Bancroft
  - Dereham
  - Haverhill & District
  - London Hospital[a]
  - Loughton
  - March[b]
  - Norwich Union
  - Old Brentwoods
  - Orwell
  - Sawston
  - Swaffham
  - Thurston
 
 Eastern Counties 5 honours
 Eastern Counties 5 (1987–1993)
 The original Eastern Counties 5 was a tier 12 league with promotion up to Eastern Counties 4 and relegation down to Eastern Counties 6 until that division was cancelled at the end of the 1991–92 season.[1] 
    |    | 
  | Season  |  No of Teams  |  Champions  |  Runners–up  |  Relegated Teams  | 
  | 1987–88[2] |  12 |  Bancroft |  Old Brentwoods |  Orwell  | 
  | 1988–89[3] |  9 |  London Hospital |  Loughton |  Sawston  | 
  | 1989–90[4] |  10 |  Haverhill & District |  Thames Sports |  Chigwell  | 
  | 1990–91[5] |  9 |  Dereham |  Old Cooperians |  No relegation[c]  | 
  | 1991–92[6] |  11 |  Ongar |  Hadleigh[d] |  No relegation[e]  | 
  | 1992–93[7] |  11 |  May & Baker |  Broadland |  No relegation  | 
  | Green backgrounds are promotion places.  | 
 Eastern Counties 5 (1993–1996)
 The creation of National 5 South meant that Eastern Counties 5 dropped from a tier 12 league to a tier 13 league for the years that National 5 South was active.  Promotion continued to Eastern Counties 4 and there was no relegation. 
    |    | 
  | Season  |  No of Teams  |  Champions  |  Runners–up  |  Relegated Teams  | 
  | 1993–94[8] |  12 |  Mersea Island |  Mayfield Old Boys |  No relegation  | 
  | 1994–95[9] |  7 |  Sawston |  Rayleigh |  No relegation  | 
  | 1995–96[10] |  6 |  Norwich Union |  Stanford Le Hope |  No relegation  | 
  | Green backgrounds are promotion places.  | 
 Eastern Counties 5 (1996–1997)
 The cancellation of National 5 South at the end of the 1995–96 season meant that Eastern Counties 5 once more became a tier 12 league.  Promotion continued to Eastern Counties 4 and there was no relegation.  At the end of the 1996–97 Eastern Counties 5 was discontinued and all teams transferred into Eastern Counties 4. 
    |    | 
  | Season  |  No of Teams  |  Champions  |  Runners–up  |  Relegated Teams  | 
  | 1996–97[11] |  9 |  Millwall |  Swaffham[f] |  No relegation  | 
  | Green backgrounds are promotion places.  | 
 Number of league titles
  - Bancroft (1)
  - Dereham (1)
  - Haverhill & District (1)
  - London Hospital (1)
  - May & Baker (1)
  - Mersea Island (1)
  - Millwall (1)
  - Norwich Union (1)
  - Ongar (1)
  - Sawston (1)
 
   See also
  Notes
   - ^ Since 1995 have been known as St Barts and The Royal London RFC. 
  - ^ Currently known as March Bears RUFC. 
  - ^ No relegation as league was to increase from 9 to 11 teams for the following season. 
  - ^ Restructuring of the Eastern Counties leagues due to the cancellation of Eastern Counties 6 at the end of the season, meant that all eleven teams were promoted from the division into Eastern Counties 4. 
  - ^ No relegation due to cancellation of Eastern Counties 6 at the end of the season. 
  - ^ The cancellation of Eastern Counties 5 at the end of the season meant that all clubs were promoted into Eastern Counties 4. 
  
  References
   - ^ "EASTERN COUNTIES RUGBY UNION HANDBOOK 2015/16" (PDF). Eastern Counties RU. Archived from the original (PDF) on 12 August 2016. Retrieved 12 June 2019. 
  - ^ Rothmans Rugby Union Yearbook 1988-89. 1989. 
  - ^ Rothmans Rugby Union Yearbook 1989-90. 1990. 
  - ^ Rothmans Rugby Union Yearbook 1990-91. 1991. 
  - ^ Rothmans Rugby Union Yearbook 1991-92. 1992. 
  - ^ Rothmans Rugby Union Yearbook 1992-93. 1993. 
  - ^ Rothmans Rugby Union Yearbook 1993-94. 1994. 
  - ^ Rothmans Rugby Union Yearbook 1994-95. 1995. 
  - ^ Rothmans Rugby Union Yearbook 1995-96. 1996. 
  - ^ Rothmans Rugby Union Yearbook 1996-97. 1997. 
  - ^ Rothmans Rugby Union Yearbook 1997-98. 1998. 
  
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London and South East   competitions |  | 
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| Discontinued competitions |  | 
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| Related articles |  | 
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| Other |  | 
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