Boossa is a small town on the southern coast of Sri Lanka and is also known as a popular tourist destination. It is located in the Galle District of the Southern Province at an altitude of 5 m (16 ft) above sea level. It is approximately 123 km (76 miles) north of Colombo and 12 km (7.5 miles) north of the mouth of the Gin River.

Boossa was devastated by the tsunami caused by the 2004 Indian Ocean earthquake. Many important places such as the Boosa Regiment Training School, Boosa Sri Lanka Naval Training Center, Boosa Detention Center, and Boosa Railway Station are located in this small town.

Boossa Beach is one of the prominent tourist attractions in Boossa. It is adorned with beautiful sandy beaches as well as fishing boats. Built-in 1700 by Rev. Medankara and his grandfather, Janis de Silva the Jayawardanarama Buddhist Temple is another beautiful place. The only stone pagoda in Sri Lanka built in 1805 A.C.