The market share of leading supermarkets, in the UK grocery market industry.
- Tesco – ~ 28.3% (largest share)
- Sainsbury’s – 15.8%.
- Asda – ~ 11.6%
- Aldi – ~ 10.6% (one of the fastest-growing discounters).Â
- Lidl – ~ 8.3%.
- Morrisons – ~8.3%.
- Co-op – ~5.4%
- Waitrose – ~4.4%.Â
- Iceland – ~2.3%.Â
Ocado (online) – ~2.1% (fastest-growing smaller player).
Five Firm Concentration Ratio of Supermarkets 2025
| Tesco | 28.3 | |
| Sainsbury’s | 15.8 | |
| Asda | 11.6 | |
| Aldi | 10.6 | |
| Lidl | 8.3 | 74.6% |
Sources
Historical data
Market share 2014 – see: Battle for UK Supermarket market share
2014
Blog from 2012
2010
The UK supermarket industry often makes a popular data response question.
The five firm concentration ratio for the industry is 66% – a case of an oligopoly.
- Tesco – 23%
- Asda 13%
- Sainsbury’s 13%
- Morrisons 12%
- Co-op 5%
- Marks & Spencers – 5%
- Waitrose – 4%
- Iceland – 2%
- Lidl – 2%
- Somerfield – 2%
- Aldi – 1%
- Internet – 3%
- Others – 14%
Tesco is the leading UK grocery store, but its market share has fallen from 25% in 2009.
Historical market Share over the years
from food desserts
Why is data slightly different? Perhaps a slightly different way of defining the grocery market. Is it market share of supermarkets or any kind of place to buy food, e.g. petrol stations?
Tesco Market Share since 1971
- 1971, 7.2%
- 1974, 8.6%
- 1977, 8.3%
- 1978, 12.4%
- 1982, 14.3%
- 1984, 11.9%
- 1986, 13.4%
- 1987 Â 12.0%
- 1988, 14.8%
- 1990, 15.7%
- 1992, 17.2%
- 1993, 18.0%
- 1994, 18.3%
- 1995, 20.8%
- 1996, 21.5%
- 1997, 22.6%
- 1998, 23.0%
- 1999 Â 23.7%
- 2000, 25.0%
- 2001 Â 25.2%
- 2002, 25.9%
- 2003, 27.0%
- 2004, 28.0%
- 2005, 30.4%
- 2006, 31.1%
- 2007, 31.3%
- 2008, 31.1%
- 2009, 30.7%
- 2010, 30.6%
- 2011, 30.4%
- 2012, 29.7%
- 2014 27%
- 2025 28%
Sainsbury
- 1970 6.1%
- 1973 7.0%
- 1976 7.7%
- 1978 10.6%
- 1982 14.5%
- 1984, 11.6%
- 1987, 12.3%
- 1988, 14.5%
- 1990, 16.3%
- 1992, 19.5%
- 1993, 19.6%
- 1994, 20.0%
- 1995, 19.1%
- 1996, 19.7%
- 1997, 19.6%
- 1998, 19.0%
- 1999, 18.2%
- 2000, 17.9%
- 2001, 17.8%
- 2002, 17.1%
- 2003, 16.2%
- 2004, 15.7%
- 2005, 15.9%
- 2006, 16.2%
- 2007, 16.3%
- 2008, 16.2%
- 2009, 16.3%
- 2010, 16.6%
- 2011, 16.3%
- 2012, 16.6%
Asda
- 1970 Â 1.5%
- 1973 Â 2.5%
- 1976 Â 4.7%
- 1978 Â 6.3%
- 1980 Â 8.0%
- 1982 Â 9.3%
- 1984, 7.2%
- 1987 Â 7.2%
- 1988, 7.9%
- 1990, 9.4%
- 1992, 9.4%
- 1993, 9.5%
- 1994, 9.9%
- 1995, 10.7%
- 1996, 11.8%
- 1997, 12.5%
- 1998, 13.0%
- 1999, 13.2%
- 2000, 14.1%
- 2001 Â 14.7%
- 2002 Â 16.1%
- 2003, 16.2%
- 2004, 16.6%
- 2005, 16.5%
- 2006, 16.6%
- 2007, 16.7%
- 2008, 17.0%
- 2009, 17.0%
- 2010, 16.9%
- 2011, 17.1%
- 2012, 17.2%
Co-op
- 1915, 18 – 20%
- 1939, 14.1%
- 1965, 35.0%
- 1980, 9.0%
- 1987, 7.6%
- 1989, 7.6%
- 1990, 8.2%
- 1991, 8.1%
- 1992, 7.6%
- 1993, 6.9%
- 1994, 6.6%
- 1995, 6.5%
- 1996, 6.1%
- 1997, 5.9%
- 1998, 4.7%
- 1999, 6.2%
- 2000, 5.4%
- 2001, 5.0%
- 2003, 5.2%
- 2004, 5.0%
- 2007, 4.7%
- 2008, 8.1% inc S’field
- 2009, 7.7% inc S’field
- 2010, 6.6% inc S’field
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