Download coordinates as: Lake Macdonald is a rural locality in the Shire of Noosa, Queensland, Australia.

[1] Located adjacent to the suburb is the Six Mile Creek Dam, a rock and earth-fill embankment dam across the Six Mile Creek that impounds the reservoir, called Lake Macdonald (26°23′00″S 152°56′00″E / 26.3833°S 152.9333°E / -26.3833; 152.9333 (Lake Macdonald)).

[3] The main purpose of the reservoir is for potable water supply of the Sunshine Coast region and for recreation.

[5] Between 2008 and 2013 Lake Macdonald (along with the rest of Shire of Noosa) was within the Sunshine Coast Region.

The nearest secondary school is Noosa District State High School which has its junior campus (Years 7–9) in neighbouring Pomona to the north-east and its senior campus (Years 10–12) in Cooroy.