ISA is located in Lisbon, at Tapada da Ajuda (Calçada da Tapada), between Monsanto Hills and Alcântara, next to Calvário Square and side by side with 25th April Bridge. There are four access gates with the following opening hours:

  • Jau Gate (pedestrian and cars with electronic ID cards): open all day round
  • Monsanto Gate (pedestrian and cars with electronic ID cards): 7h30 - 10h30 and 16h30 - 19h30 (weekdays)
  • Ajuda Campus Gate (pedestrian and cars with electronic ID cards): 8h00 - 10h00 and 16h00 - 18h00 (weekdays)
  • Bridge Gate (pedestrian): from 7:00 to 19:30

Note: the Monsanto and Ajuda Polo Gates will be closed to motor vehicles in the months of July and August.

Public Transportation

Stop Buses Streetcars
Calvário Square 712, 714, 727, 732, 738, 751, 756 E15
Jau Street (next to Jau Gate) 760 E18
Next to Bridge Gate 724 -
Next to Monsanto Gate 724 -
Luís de Camões Street 720, 742 -


Location Map

ISA - Mapa de Localização



Tapada's Map

Refer to the following map to get acquainted with the existing facilities at Tapada da Ajuda:

Tapada da Ajuda Map