Monday: closed
Tuesday to Friday: 7 am – 1 pm and 3 pm – 9:45 pm
Saturday and Sunday: 9 am – 12:30 pm and 1:30 pm – 5 pm

Ticket office closes 1 hour, pool closes 30 minutes before the end of opening hours.
On Saturday and Sunday the pool hall cannot be used from 12 pm – 1:30 pm.

Monday: 3 pm – 9:45 pm (Mixed)
Tuesday: 3 pm – 9:45 pm (Men’s Day)
Wednesday: 3 pm – 9:45 pm (Mixed)
Thursday: 3 pm – 9:45 pm (Women’s Day)
Friday: 3 pm – 9:45 pm (Mixed)
Saturday: 9 am – 5 pm (Mixed)
Sunday: 9 am – 5 pm (Mixed)
On Monday the swimming hall can not be used.
On Saturdays and Sundays there is no access to the sauna area between 11:30 – 13:30 and between 12:00 – 13:30 the swimming hall cannot be used.

Tickets are only available at the bath itself. The sauna area can be used by 30 visitors at the same time.

All opening times at a glance…
Last admission is one hour before closing time; the pools are emptied 30 minutes before closing time.

Check admission fees…

Hallenbad Kostheim
Waldhofstraße 11
55246 Mainz-Kostheim

Google Maps

Accessibility by public transport:
Bus line 33 to Uthmannstraße; Mainz bus lines 56 & 57 to Hallenbad.

An indoor pool with so much more…

The indoor area features a horseshoe-shaped pool for swimmers, non-swimmers and divers with 570 m2 of water and a parent and child area.

The indoor pool is divided into the following sections:

Swimmers’ pool

  • Size: 25 x 12.5 m
  • Area: 312,5 qm
  • Swimming lanes: 5 swimming lanes (25 m each)
  • Depth: 1.40 to 1.80 m
  • Water temperature: 27.5°C with an air temperature of 30°C

Diving pool

  • Size: 10.6 x 12.5 m
  • Area: 132,5 qm
  • Diving boards: one 3 m board and two 1 m boards
  • Depth: 3.80 m
  • Water temperature: 27.5°C with an air temperature of 30°C

Non-swimmers’ pool

  • Size: 10 x 12.5 m
  • Area: 125 qm
  • Depth: 60 cm to 1.35 m
  • Water temperature: 27.5°C with an air temperature of 30°C

Parent and child area

  • Size: 8.75 x 3.75 m
  • Area: 33 qm
  • Depth: max. 30 cm
  • Water temperature: 32°C with an air temperature of 36°C

Three sauna houses can be found on the roof of the indoor pool.

Indoor sauna

Area: 257 qm. Finnish infusion sauna with a temperature of 95°C and a humidity of 10 to 15% (the infusions are refreshed every hour with different scents).

Outdoor sauna

Area: 245 qm. Finnish dry sauna with a temperature of 85°C, which is also used as a sanarium (organic sauna) with a temperature of 65°C and humidity of 40 to 95%. Steam bath with a temperature of 42°C and a humidity of 95%. Large outdoor area with green plants and different quiet zones for relaxing and unwinding; massages by appointment only.

Other facilities

  • Table tennis room
  • 100 parking spaces

Outdoor area (open from April to October, depending on the weather)

  • 4.000 qm
  • 2 table tennis tables
  • Exciting climbing frame for toddlers

Disabled facilities

Wheelchair access, wheelchair-friendly toilet and changing facilities, and four disabled parking spaces.