New business location

As of April 1, 2026, we are no longer located at Sternengasse 23. We have moved, and our new business address is:

Gundeldingerrain 29
4059 Basel

If you would like an on-site consultation, please contact us in advance by email or phone.

Summer Crawl Courses for Adults at Bachgraben

You can now book our popular crawl swimming courses at the Bachgraben outdoor pool.

The course lasts two weeks and includes 6 lessons.

We offer both Beginner and Advanced levels on Monday, Wednesday, and Friday evenings.

You can find more information here.

Courses from January 2026 are now published

Now you can book our courses for the first semester of 2026 on our website.

Swimschool Knechtli Basel - Our Courses by Divisions

FloatFit HIIT and Balance Classes at Rialto – Starting January, 5th 2026

The innovative workout on water – starting from January, 5th 2026

Every Monday from 7.10-7.55 pm and 8.00-8.45 pm as well as every Friday from 1.30–2.15 pm at Rialto, we offer a combo class: first burn energy with HIIT, then relax with elements from Yoga and Pilates – all in just 45 minutes.
You can also find these courses in the overview of our FloatFit program.

Our experienced yoga and fitness instructor blends power, endurance, and balance into a truly unique training experience.

Contact us today to secure your spot – no obligation!

Swimschool Knechtli Basel - Overview FloatFit course

Cancellation Insurance for Courses

You can insure your courses against illness, accidents, etc., with Allianz Travel Switzerland. Insurance is the responsibility of the customer.

We will not refund missed lessons. Please see our terms and conditions.

Here you can find a product flyer

Press Release Aqua-Fitness in Basel Aktuell 08.2024

Your personal user account on our homepage

We have pushed ahead with the digitalization of our homepage and have set up new functions for this purpose. You can set up a user account on our homepage, where you can see the dates of booked courses at any time, find an overview of invoices, report absences, manage address and contact details independently and have many other functions.

If you have any questions or require further information, please do not hesitate to contact us.

Certification for aqua fitness courses

We are pleased to inform you that our Aqua-Fit & Aqua-Gym courses are still certified by qualicert. You can find more information here.

We are looking for YOU!

You have joy in the water and can also convey this? Then we can offer you the following: We are looking for a dedicated instructor for our parent-child and children's swimming courses to strengthen our team of instructors. We offer modern employment conditions, internal training and job shadowing and an attractive salary. You have a strong sense of responsibility. You are able to lead professional lessons for groups of 6 - 10 participants.able to work under pressure. You have a sound knowledge of German and English.

We are a leading, renowned, family-run swimming school in Basel with over 49 years of teaching experience in the water. We playfully and competently teach babies and toddlers, children, teenagers, adults and seniors in the Basel region. We have more than 60 dedicated trainers who have a contemporary, pedagogical and professional basic and safety training. We run almost 350 courses in no less than 16 indoor pools in Basel and the region.
Our guiding principle can be described simply and aptly: "Weightless and playful water experience-LIFE for every generation".

Do you want to become a part of our passion? Then apply by email: info@knechtli.com

If you have any questions, please do not hesitate to contact us.

Opening hours office

You can reach us by telephone at the following times:

Monday to Fiday:        08:00 - 12:00 h

Outside the opening hours you are welcome to send us an E-mail to: info@knechtli.com. We will take care of your request as soon as possible.