35,126 Maltese and Maltese crosses were registered in 2013-14, up from 31,570 the year before.
The Australian Kelpie came in at number two, with 21, 273 registered, followed by Labrador retrievers at 19,906 and Jack Russells at 17,710.
The Dog and Cat Management Board collates council dog registration figures every year, producing a top 10 for the state.
Staffordshire Bull Terriers were fifth on the list, with Border Collies, Australian Cattle Dogs, German Shepherds, Chihuahuas and Standard Poodles and their various crosses rounding out the top 10.
The only significant change from 2012-13 was the Poodle pipping the Cavalier King Charles spaniel at the post for the number 10 spot.
A total of 295,965 dogs were registered in South Australia in 2013-14, slightly down from 297,714 the year before.