| Guará Area of Relevant Ecological Interest | |
| Alt Name: | Área de Relevante Interesse Ecológico do Guará |
| Iucn Category: | IV |
| Iucn Ref: | [1] |
| Map: | Brazil |
| Relief: | yes |
| Nearest City: | Ilha Comprida, São Paulo |
| Coordinates: | -24.686°N -47.4395°W |
| Designation: | Area of relevant ecological interest |
| Created: | 8 October 2008 |
| Administrator: | Fundação Florestal SP |
The Guará Area of Relevant Ecological Interest (Portuguese: Área de Relevante Interesse Ecológico do Guará) is an area of relevant ecological interest in the state of São Paulo, Brazil.
The Guará Area of Relevant Ecological Interest (ARIE) is divided between the municipalities of Iguape (44.89%) and Ilha Comprida (55.11%) in the state of São Paulo.It has an area of .It covers the northwestern tip of the island of Ilha Comprida.
The Guará Area of Relevant Ecological Interest was created by decree 53527 of 8 October 2008, which also created the Litoral Sul Marine Environmental Protection Area.The two were to have the same management council, which was established on 19 December 2008.The ARIE is administered by the São Paulo Forestry Foundation (Fundação para Conservação e a Produção Florestal do Estado de São Paulo).
A company was hired in 2013 to prepare a management plan for São Paulo's three marine environmental protection areas (south, center and north) and the ARIE, but the work was not completed. In August 2016 a fresh start on a management plan was made by the Ekos Institute.