Thermal baths in the Netherlands
Dutch thermen are sauna resorts, and most are textile-free, with set days when swimwear is worn instead. The country has few natural thermal springs; South Limburg, where mineral water is drawn from deep under the hills at Valkenburg, is the exception.
- Baths7
- Cities and towns7
- Water32 to 37°
- Hot rooms80 to 110°
City pages: Amsterdam · Bleiswijk · Maarssen · Soesterberg · Valkenburg aan de Geul · Voorst · Wijchen
Baths in the Netherlands compared
Entry, swimwear rules, age limits and ticket type, side by side.
| Bath | Entry | Swimwear and rules | Age | Tickets |
|---|---|---|---|---|
| ElysiumBleiswijk |
| Textile-free and mixed except on swimwear days, which are every Monday (plus Easter Monday, King's Day and Whit Monday), when swimwear is required all day: bikini, tankini, swimsuit, swim shorts or trunks; no topless bathing and no G-strings. Separate changing rooms for women and men on swimwear days. Bathrobe required throughout the resort, including on swimwear days. No slippers in the saunas; sit on a towel with your feet on it. No phones, tablets or cameras. | 18+ | Timed slots, book ahead |
| Spa ZuiverAmsterdam |
| Mixed every day, no women-only or men-only days. Tuesday, Wednesday and Thursday are swimwear days, when close-fitting swimwear made for pools and saunas is required (swimsuit or bikini for women, trunks for men); body-covering swimwear and underwear under swimwear are not allowed. On all other days swimwear is not allowed. Bathrobe, towels and slippers required; bathrobe in the restaurants, relax rooms and on the terrace. No phones or electronic devices in the spa; only transparent bags. | 18+ | Day ticket |
| Thermae 2000Valkenburg aan de Geul |
| On regular days the sauna landscape is textile-free and the thermal baths are swimwear only. Every Tuesday is a swimwear day (swimsuit, bikini or swim shorts required in both the saunas and the baths), with occasional swimwear weekends. Every Thursday is a textile-free day (no swimwear in the saunas or the baths), with occasional textile-free weekends from Thursday to Sunday. Bathrobe and slippers required in the restaurants, rest areas and corridors. No phones, tablets or laptops; no goggles or swim toys. | 14+ | Timed slots, book ahead |
| Thermen BerendonckWijchen |
| Textile-free and mixed on most days. Every Wednesday and the last Sunday of the month are swimwear days, when swimwear made for pools and saunas (lycra, polyester or polyamide) is required all day in every sauna, bath and facility. No women-only days. Bathrobe required in the restaurants, entrance hall and beauty area; slippers required outside the saunas; sit on a large dry towel in the saunas. Silence in the saunas, steam rooms and rest room. Phones only in the reception area. | 12+ | Timed slots, book ahead |
| Thermen BusslooVoorst |
| Textile-free: swimwear is not allowed except on swimwear days, the second and last Tuesday of each month (every Tuesday in July and August 2027 on the operator's calendar), when swimwear is required all day in every facility. Swimwear must be made for pools and saunas, in lycra, polyester or polyamide. A bathrobe is required in the lounge, restaurant N-Joy, the Kelodrome pavilion, on the terraces and in all rest rooms. Slippers required, but not inside the saunas. | 12+ | Timed slots, book ahead |
| Thermen MaarssenMaarssen |
| Textile-free every day: "Het dragen van badkleding is niet toegestaan" (swimwear is not allowed), and the operator says it has no swimwear days. Bathrobe required in the rest rooms, restaurant and on the terrace. Phones only in the reception area; no photos or filming. Silence in the saunas. | 12+ | Timed slots, book ahead |
| Thermen SoesterbergSoesterberg |
| 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 the Netherlands
Open all year unless the hours say otherwise.
Elysium
Spa bath, Bleiswijk · Age 18 and over; no phones or cameras; leaving and re-entering is not allowed
A sauna resort beside the Rottemeren lakes north of Rotterdam with 25 saunas and steam rooms, from a 45 °C steam cabin to a 90 °C banya, and more than twelve heated and cold baths including a lagoon with a waterfall and a salt-water floating bath.
Spa Zuiver
Spa bath, Amsterdam · Age 18 and over; swimming certificate required; the spa is not wheelchair accessible; groups not allowed
A 13,000 m2 spa on the edge of the Amsterdamse Bos, part of a complex with a 70-room hotel and a fitness club, whose heated 40-metre pool runs from inside out into the spa garden.
Thermae 2000
Thermal bath, Valkenburg aan de Geul · Booking in advance is required; no phones, tablets or laptops inside
Two physiotherapists founded Thermae 2000 as a spa on the Cauberg above Valkenburg in 1989, after finding thermal mineral springs 381 metres down.
Thermen Berendonck
Spa bath, Wijchen · Booking with a fixed arrival and departure time is required; phones only in the reception area; no photos or filming
A sauna resort on the Berendonck lakes near Nijmegen built around Indian and Moroccan design, entered through an old city gate from Jaipur, with a salt-water pool modelled on the Adalaj Stepwell and the operator's hottest sauna, the Pitta, at 100 °C.
Thermen Bussloo
Spa bath, Voorst · Phones and other electronic devices only in the reception area; no photos or filming
Opened in September 2006 by Hans and Ineke Dolman, the resort has grown from 3 saunas to 16 and added a Russian banja and a saltwater pool styled as a Mexican cenote in 2018.
Thermen Maarssen
Spa bath, Maarssen · Booking with a fixed arrival and departure time is required; textile-free every day
The former SpaSereen on the Maarsseveense Plassen, now part of Thermen Resorts, with a sauna built out on the water and steps from the resort's own beach straight into the lake.
Thermen 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.
Nothing here for that filter.
Questions about the Netherlands
Do you have to be naked in Dutch sauna resorts?
On most days, yes. Thermen Bussloo, Soesterberg, Berendonck, Maarssen, Elysium and Spa Zuiver are textile-free outside their swimwear days, and Thermen Maarssen has no swimwear days at all. At Thermae 2000 the thermal baths always need swimwear while the sauna landscape is textile-free.
Which Dutch thermen have swimwear days?
Thermen Soesterberg and Thermae 2000 every Tuesday, Thermen Bussloo the second and last Tuesday of the month, Thermen Berendonck every Wednesday and the last Sunday of the month, Elysium every Monday, and Spa Zuiver Tuesday to Thursday. On those days swimwear is required everywhere, saunas included.
Can teenagers go to a Dutch sauna resort?
From 12 at Bussloo, Soesterberg, Berendonck and Maarssen, with an adult until 15 or 16 depending on the resort. Thermae 2000 takes guests from 14, with an adult until 18. Elysium and Spa Zuiver are 18 and over.
Is there a spa with natural thermal water in the Netherlands?
Thermae 2000 in Valkenburg aan de Geul fills every bath and whirlpool, indoors and out, with water from its own mineral springs 381 metres down, at around 32 °C. The train from Maastricht to Valkenburg takes about 10 minutes.