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LakeQuality

Updated 2025

Best lakes to swim in Switzerland

Best lakes in Switzerland: 117 designated bathing waters are rated Excellent for 2025. This list is the 25 with the longest run of that class, of 135 rated sites. The class measures bacteria — it is not a LakeQuality A–F grade or a safety clearance.

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Longest-running Excellent lakes in Switzerland

  1. Albergo AscolagoExcellent · Excellent 11/11 seasons
  2. Albergo Castello del SoleExcellent · Excellent 11/11 seasons
  3. Albergo Eden RocExcellent · Excellent 11/11 seasons
  4. Albergo Elvezia Al LagoExcellent · Excellent 11/11 seasons
  5. Albergo la RoccaExcellent · Excellent 11/11 seasons
  6. Albergo Tresa BayExcellent · Excellent 11/11 seasons
  7. Albergo ViralagoExcellent · Excellent 11/11 seasons
  8. Albergo ZappaExcellent · Excellent 11/11 seasons
  9. Bagno Pubblico AgnoExcellent · Excellent 11/11 seasons
  10. Bagno Pubblico AsconaExcellent · Excellent 11/11 seasons
  11. Bagno Pubblico CavianoExcellent · Excellent 11/11 seasons
  12. Bagno Pubblico LocarnoExcellent · Excellent 11/11 seasons
  13. Bagno Pubblico MagadinoExcellent · Excellent 11/11 seasons
  14. Bagno Pubblico Riale di GerraExcellent · Excellent 11/11 seasons
  15. Bagno Pubblico Riva CacciaExcellent · Excellent 11/11 seasons
  16. Bagno Pubblico San NazzaroExcellent · Excellent 11/11 seasons
  17. Bagno Pubblico ScimianaExcellent · Excellent 11/11 seasons
  18. Bagno Pubblico Vira GambarognoExcellent · Excellent 11/11 seasons
  19. Bagno Spiaggia CaslanoExcellent · Excellent 11/11 seasons
  20. Bagno Spiaggia CrodoloExcellent · Excellent 11/11 seasons
  21. Campeggio DeltaExcellent · Excellent 11/11 seasons
  22. Campeggio la PalmaExcellent · Excellent 11/11 seasons
  23. Campeggio MolinazzoExcellent · Excellent 11/11 seasons
  24. Campeggio Monte GenerosoExcellent · Excellent 11/11 seasons
  25. Campeggio ParadisoExcellent · Excellent 11/11 seasons

Frequently asked questions

What are the best lakes to swim in Switzerland?
117 of the designated bathing waters in Switzerland are rated Excellent for 2025. This page lists the 25 with the longest run of that class. The rating measures bacteria, not nutrients or clarity.
Is it safe to swim in Switzerland lakes?
An Excellent class is not a safety clearance. It does not cover algal blooms, depth, or currents. Conditions change after heavy rain. Check local notices the day you go.
Does LakeQuality give A–F grades for lakes in Switzerland?
No. Best-lakes lists for Switzerland use the authority's own Excellent to Poor class. A letter on the LakeQuality scale would be an invention.

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Lakes in Switzerland

Every rated bathing water

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Where to stay near Switzerland

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Top-rated places to stay near Switzerland

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