Best gyms with HIIT classes in London (2026)

Looking for gyms with HIIT classes in London? Of the 1,341 active gyms we track in London, 329 list HIIT classes. The quickest route to a full session when time is tight, and usually included in the base membership. Every club below is ranked by member rating and review volume, so the strongest options come first.

Top-rated gyms with HIIT classes in London

Showing the top 24 of 329 gyms with HIIT classes in London, ranked by rating and reviews.

  1. F45 Oxford Circus

    F45 Oxford Circus

    Marylebone, London

    5.0(663)
  2. F45 Chiswick Park

    F45 Chiswick Park

    Ealing, London

    5.0(361)
  3. F45 Training Camden

    F45 Training Camden

    Camden, London

    5.0(297)
  4. The Fitting Rooms PT Gym

    The Fitting Rooms PT Gym

    Bermondsey, London

    5.0(238)
    • +5
  5. CrossFit Dawn

    CrossFit Dawn

    Stratford, London

    5.0(228)
    • +3
  6. Fitness Space Wimbledon

    Fitness Space Wimbledon

    Wimbledon, London

    5.0(219)
    • +3
  7. F45 Training Finsbury Park

    F45 Training Finsbury Park

    Finsbury Park, London

    5.0(184)
  8. BFT Greenwich

    BFT Greenwich

    Greenwich, London

    5.0(149)
  9. Alborz Fitness

    Alborz Fitness

    Wimbledon, London

    5.0(123)
    • +3
  10. The Shredquarters Wandsworth

    The Shredquarters Wandsworth

    Wandsworth, London

    5.0(117)
    • +6
  11. K A F I T • G L O B A L

    K A F I T • G L O B A L

    Hammersmith, London

    5.0(116)
  12. Blackheath Bootcamp

    Blackheath Bootcamp

    Greenwich, London

    5.0(104)
    • +1
  13. Vive Fitness Westminster

    Vive Fitness Westminster

    Vauxhall, London

    5.0(94)
    • +3
  14. Fortress Of Gains

    Fortress Of Gains

    Walthamstow, London

    5.0(86)
    • +5
  15. Cadence Indoor Cycling

    Cadence Indoor Cycling

    Finsbury Park, London

    5.0(85)
    • +4
  16. Fison Fitness

    Fison Fitness

    Brixton, London

    5.0(80)
    • +5
  17. Override Spin

    Override Spin

    Hampstead, London

    5.0(79)
  18. Fit With Me

    Fit With Me

    Paddington, London

    5.0(77)
    • +5
  19. BURN LDN Goldney Road

    BURN LDN Goldney Road

    Notting Hill, London

    5.0(74)
    • +4
  20. reach4fitness

    reach4fitness

    Clapham, London

    5.0(73)
    • +2

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Best gyms with HIIT classes in London: frequently asked questions

How many gyms with HIIT classes are there in London?
We track 329 gyms with HIIT classes in London, out of 1,341 active gyms in the city, so roughly 25% list HIIT classes. The ranking on this page covers the top-rated of them.
Which is the best gym in London with HIIT classes?
F45 Oxford Circus currently ranks first among gyms with HIIT classes in London, based on member rating and review volume. Rankings update as new reviews come in, so check the full list for options closer to you.
How do you decide which gyms with HIIT classes rank highest?
Ranking is by member rating and review volume across public sources, filtered to clubs we can confirm offer HIIT classes. We do not take payment for position. Sponsored placements are labelled wherever they appear.
Is HIIT classes included in the membership?
Usually, but not always: some clubs charge separately or restrict access to certain membership tiers or off-peak hours. Open a club's profile for what it lists, and confirm with the club before you sign.