Kiama Downs is a coastal suburb of the town Kiama in the Illawarra region south of Sydney, Australia. Renowned for its picturesque beaches and seaside views, it is about 3 km (2 mi) north of Kiama and is bordered by the Minnamurra River to the northwest and Jones Beach to the east.
There is a bakery, cafe, pharmacy, supermarket, take away store and small general practice on Johnson Street.
The western part of the suburb, west of Riverside Drive, is informally known as Gainsborough.
Kiama Downs does not have a school or a railway station. The nearest public primary school is Minnamurra Public School and the nearest public high school is Kiama High School. The nearest railway stations are Minnamurra and Bombo.