Hostal Casa Blanca La 20 is situated in the Centro Historico district of Santa Marta, 700 metres from Santa Marta Gold Museum, 700 metres from Simon Bolivar Park and less than 1 km from Santa Marta Marina. The air-conditioned accommodation is 200 metres from Santa Marta Cathedral. The property is 200 metres from the city centre and 600 metres from Bahía de Santa Marta Beach. Free WiFi is accessible to all guests, while some rooms include a balcony. There is a supermarket within the vicinity of the guest house. Quinta de San Pedro Alejandrino is 5.2 km from Hostal Casa Blanca La 20, while Rodadero Sea Aquarium and Museum is 7.2 km from the property. The nearest airport is Simón Bolívar International Airport, 15 km from the accommodation.