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Thermal baths in Soesterberg

Soesterberg stands on the wooded Utrechtse Heuvelrug between Utrecht and Amersfoort, about 6 km from Amersfoort. Thermen Soesterberg sits beside a birch wood, with a wood-fired sauna, a theatre for infusion shows and an unchlorinated swimming pond that turns icy in winter. The National Military Museum, about 2 km north-west on the former airbase, has a hall full of planes, helicopters and tanks.

  • Baths1
  • Water32°
  • Hot rooms110°
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Baths in Soesterberg compared

Entry, swimwear rules, age limits and ticket type, side by side.

BathEntrySwimwear and rulesAgeTickets
1Thermen SoesterbergSoesterberg
  • Entree (09.00 tot 23.00) (entry, 09:00 to 23:00)€50
  • Entree ochtend (tot 14.00 uur) (morning entry, until 14:00)€37
  • Entree avond (vanaf 16.00 uur) (evening entry, from 16:00)€40
Textile-free: swimwear is not allowed except on swimwear days, which are every Tuesday, when swimwear is required all day in every sauna, bath and facility. Bathrobe required in the lounge, restaurant Hemels, on the terraces and in all rest rooms. Slippers required, but not inside the saunas. Phones only in the reception area; no photos or filming. Talking is allowed only in the Goed gesprek sauna.12+Timed slots, book ahead

Every bath in Soesterberg

Open all year unless the hours say otherwise.

  1. 1Thermen Soesterberg

    Spa bath, Soesterberg · Booking with a fixed arrival and departure time is required; phones only in the reception area; no photos or filming

    Opened on 3 August 2017 beside a birch wood at Soesterberg, with a wood-fired Maa sauna, a Sauna Theater that seats 180 for its infusion shows, and an unchlorinated swimming pond that drops to 0.4 °C in winter.

    Sauna includedSteam room included

    Hot rooms45 to 110°Water32°€50As of Oct 2026