Piscina de Arroios

Piscina de Arroios is a public indoor swimming pool run by the Junta de Freguesia de Arroios, located in the lively Arroios neighborhood of central Lisbon. It offers affordable swim sessions for all ages, making it one of the most family-friendly and budget-conscious activity options in the city.

The pool is a genuine community facility — clean, lifeguarded, and well-maintained. For families traveling with kids who love the water, it provides a welcome physical outlet that you won't find at most tourist attractions. Unlike hotel pools, this is a full-sized lap pool where older children can really swim, and younger kids can splash under close supervision.

Note that swim caps are mandatory, as is the case at virtually all public pools in Portugal. If you don't have one, they're available at the front desk for a small fee. The pool operates on split sessions with a midday closure, so checking the current schedule before visiting is important.

The Arroios area itself is one of Lisbon's most authentically local neighborhoods, full of independent restaurants, markets, and pastelarias. After a swim, families can explore the surrounding streets or grab pastéis de nata at one of the many nearby cafés. This is an excellent choice for a rainy Lisbon day when you want something active and affordable.