Birtinya is a suburb located within the Kawana Waters urban centre. It contains the locality of Kawana Forest. In the 2011 census, Birtinya had a population of 314 people.
The name Birtinya is reportedly an Aboriginal word meaning neighbouring proposed by the development company, Alfred Grant Pty Ltd, on 31 March 1960.
Birtinya is built around Lake Kawana, which includes a 2 kilometres buoyed course for flat water competitions. The Lake Kawana Community Centre located beside the lake on Sportsmans Drive provides 15 spaces (halls and meeting rooms) together with commercial kitchen facilities and smaller kitchenettes for community events. It is operated by the Sunshine Coast Regional council. The centre was officially opened on 5 November 2005 by City of Caloundra mayor Don Aldous.
Post Code 4575, Distance to Caloundra = 9km