List of premiers of South Australia by time in office

This is a list of premiers of South Australia by time in office. The basis of the list is the inclusive number of years and days between dates.

Rank by time in office

 * Parties

Total time in office of political parties in South Australia
South Australian Parliament – 8945 days days as of

Current parties

 * Australian Labor Party – ' days as of '.
 * Liberal Party of Australia – days.

Other parties

 * Conservative or Liberal (Pre 1975): 17415 days.
 * Liberal and Country League – days.
 * Liberal Federation – days.
 * Liberal Union – days.
 * Liberal and Democratic Union – days.

Before political parties

 * Independent – days
 * Non-Party Conservatism – days.
 * Non-Party Liberalism – days.