Arc House Madrid, MadridArc House Madrid in Madrid, Spain has a corrected score of 2.8 ± 0.6 (thin evidence, no platform scores), ranked 262 of 278 hotels we score in Madrid. Its platform ratings, normalised to 0-5, average 3.3 before correction.Arc House Madrid is an adults-only boutique hostel situated in the commercial district near Puerta del Sol. The property features modern interiors and provides access to a shared lounge, concierge services, and an elevator. Guests can walk to the Royal Palace and the Cathedral, with metro links located a short distance away. It suits solo travellers or small groups seeking a central base for exploring the city. While the location is convenient for transport, many rooms rely on shared shower facilities. The hostel also offers free Wi-Fi and daily housekeeping throughout the building.What stands out

Central location near Puerta del Sol

Modern interior design

Free Wi-Fi throughout

Concierge services available

Watch out for

Shared shower facilities

Occasional hot water shortages

Better-scored in Madrid

Ayala 63, Madrid: 4.3 ± 0.2 (solid evidence, 4 of 4 platforms). Ayala 63 is a boutique apartment hotel on Calle Ayala in the Salamanca district of Madrid, about 1.5 miles from the Thyssen-Bornemisza Museum.

Coolrooms Palacio De Atocha, Madrid: 4.3 ± 0.2 (solid evidence, 4 of 4 platforms), from $275 a night. CoolRooms Palacio de Atocha is a four-star boutique hotel on Calle de Atocha in Madrid's Literary Quarter, set in a mansion built in 1852.

Room Mate Alba, Madrid: 4.2 ± 0.2 (fair evidence, 3 of 4 platforms), from $195 a night. Room Mate Alba is a four-star boutique hotel located in the Barrio de Las Letras.