33Hostel - Solo Traveller 18 to 35 Only

Two kilometres inside Portugal's best-preserved medieval walled town, 33Hostel occupies a townhouse on Rua Padre António Marcelino and admits only solo travellers aged 18 to 35 — a filtering policy that shapes the social dynamic more than any organised event could.

Bar crawls, movie nights, and evening entertainment run most days alongside a shared kitchen and lounge. Massage options (back, foot, neck, full-body) are available on-site, an unusual offering for a hostel at this price tier. Bicycle rental and a tour desk cover the surrounding Silver Coast, including the Atlantic beaches reachable within 20 minutes.

Óbidos itself is walkable in under an hour; the castle walls circuit and the 12th-century Igreja de Santa Maria are both within five minutes on foot. The 24-hour front desk and an airport shuttle make arrival logistics straightforward.