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HYROX Affiliated

Hélio Fitness Cergy — HYROX Gym in Osny

Osny, France

About

Hélio Fitness Cergy positions itself as a performance-focused sports centre in Osny, within the Cergy-Pontoise area. The facility combines CrossFit with yoga and supervised coaching delivered by certified trainers. Its layout allows smooth transitions between training zones so members can move efficiently from one workout segment to the next. The centre targets athletes who value structured progression, individual guidance and a motivating environment. By blending demanding training standards with personalised follow-up, the gym creates an atmosphere centred on measurable results and consistent improvement.

Media

Photos coming soon

Upcoming events

No known events at the moment.

Amenities

Musculation, cardio, espace CrossFit avec matériel fonctionnel varié (barres, plates, kettlebells, racks), cours collectifs (CrossFit, yoga, pilates, boxe, biking, animal flow)

Access

Hélio Fitness Cergy is located in Osny on Chaussée Jules César, within the Cergy-Pontoise area in the Île-de-France region.

9 Chaussée Jules César
95520 Osny

Opening hours

Monday08:00 – 13:00, 16:00 – 21:00
Tuesday10:00 – 13:00, 16:00 – 21:00
Wednesday08:00 – 13:00, 16:00 – 21:00
Thursday10:00 – 13:00, 16:00 – 21:00
Friday08:00 – 13:00, 16:00 – 20:00
Saturday09:00 – 13:00, 14:30 – 16:00
Sunday10:00 – 12:00

Pricing

Formules à crédits Hélio Fitness (valables a priori pour le centre de Cergy/Osny) : 12 crédits/mois 89,90€ ; 18 crédits/mois 109,90€ ; crédits illimités 119,99€/mois ; carnet 20 séances 299,90€/an ; coaching individuel : 1 séance 60€, 5 séances 250€, 10 séances 400€

Indicative pricing (as of June 2026) — check the gym's website.

Contact

9 Chaussée Jules César
95520 Osny
FRA(+33)66•••••85
Site web (hidden):
h••••.••••••sEmail (hidden):
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Team

The coaching team has not been listed yet.

Frequently asked questions

Where can I do HYROX in Osny?

Hélio Fitness Cergy is an HYROX affiliated gym in Osny, France, 9 Chaussée Jules César, 95520 Osny.

Is Hélio Fitness Cergy an HYROX affiliated gym?

Yes. Hélio Fitness Cergy is an HYROX affiliated gym, equipped for training on the official stations.

What are Hélio Fitness Cergy's opening hours?

Hélio Fitness Cergy opening hours: Monday 08:00 – 13:00, 16:00 – 21:00 · Tuesday 10:00 – 13:00, 16:00 – 21:00 · Wednesday 08:00 – 13:00, 16:00 – 21:00 · Thursday 10:00 – 13:00, 16:00 – 21:00 · Friday 08:00 – 13:00, 16:00 – 20:00 · Saturday 09:00 – 13:00, 14:30 – 16:00 · Sunday 10:00 – 12:00.

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