The pool. Indoor pool, outdoor pool and children's pool, according to Orbitz.
I haven't yet found guest reviews that mention the water temperature.
Guide's tip. Travelocity only mentions the outdoor pools: get access to the indoor pool confirmed.
With an apartment, the pool is often shared with the residence, sometimes private on the terrace. Either way, I only list the ones where the water is heated. Between Cascais, Estoril and Sintra, the ocean is cool all year round and the mist in the Sintra hills brings cool evenings. Here are the 2 apartments I've selected on the Cascais coast, all rated at least 8/10; I particularly recommend Pestana Cascais Ocean & Conference Aparthotel and Hotel Estoril Eden.
Each city has its own selection, with a page for each type of accommodation.
Places are ranked from highest to lowest rated. The yellow bubble shows the advertised water temperature, when it's known.
2 places shown
The pool. Indoor pool, outdoor pool and children's pool, according to Orbitz.
I haven't yet found guest reviews that mention the water temperature.
Guide's tip. Travelocity only mentions the outdoor pools: get access to the indoor pool confirmed.
The pool. Indoor pool and outdoor pool, according to Travelocity; hot tub and sauna.
The hot tub. Hot tub.
I haven't yet found guest reviews that mention the water temperature.
Guide's tip. Ask about the water temperature and the indoor pool's opening hours before you book.
These places don't have a confirmed heated pool, but they do have a hot tub: the water is hot all year round. A good way to relax in the warm.
The hot tub. No heated pool: private jacuzzi on a roof terrace of more than 80 m².
The jacuzzi comes up in 40 guest comments.
Guide's tip. The listing doesn't say whether the jacuzzi is heated: ask the host.
These places were suggested to us directly by their owners. The heated pool is declared by them; they don't yet have enough guest reviews to join the selection.
In my selection, the top-rated is Pestana Cascais Ocean & Conference Aparthotel (Aparthotel), with 8.0/10 (3,289 reviews · Kayak). Next come Hotel Estoril Eden (8.0/10).
None of the places selected on the Cascais coast clearly advertises a pool heated all year round. Pestana Cascais Ocean & Conference Aparthotel and Hotel Estoril Eden have an indoor pool, sheltered from the wind. Either way, ask for the heating dates before you book.
None of the places selected on the Cascais coast gives a precise temperature. Ask the property before booking, especially out of season.
Yes: Hotel Estoril Eden also has a hot tub in addition to the heated pool. No confirmed heated pool, but a hot tub: Penthouse Duplex Rooftop Jacuzzi.
The word "heated" on a booking page isn't enough. Every place must have a rating of at least 8/10 (or 4/5) and carries one of these four levels.
Guests mention the heated water in their reviews, with the season when they say so.
A journalist or guide who stayed there describes the heated pool.
The hotel or the platform says so, but I haven't yet found a review that confirms it.
Heating isn't specified, but the water is sheltered from the wind and cold air. Ask for the temperature before you book.
I left these out because guests report water colder than advertised, or because no heating or indoor pool is mentioned.
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