Oldest postcodes

The 20 postcodes in South Australia with the highest median age, and the 20 with the lowest, out of 246 with a published figure.

	Place	State	Postcode	Median age
1	Port Vincent	South Australia	5581	65.0
2	Coobowie	South Australia	5583	62.0
3	Goolwa North	South Australia	5214	62.0
4	Ward Hill	South Australia	5522	62.0
5	Petersville	South Australia	5571	61.0
6	Port Elliot	South Australia	5212	61.0
7	Stansbury	South Australia	5582	61.0
8	Carrickalinga	South Australia	5204	60.0
9	Waitpinga	South Australia	5211	60.0
10	Winulta	South Australia	5570	60.0
11	Port Germein	South Australia	5495	59.0
12	Yelta	South Australia	5558	59.0
13	Bonython	South Australia	5238	57.0
14	Maude	South Australia	5320	57.0
15	Minlaton	South Australia	5575	57.0
16	Riverton	South Australia	5412	57.0
17	Butler	South Australia	5605	56.0
18	Clayton Bay	South Australia	5256	56.0
19	Cuttlefish Bay	South Australia	5222	56.0
20	Wallaroo	South Australia	5556	56.0

Youngest postcodes

	Place	State	Postcode	Median age
1	Munno Para	South Australia	5115	29.0
2	Adelaide Bc	South Australia	5000	31.0
3	Olympic Dam	South Australia	5725	31.0
4	Woolsheds	South Australia	5400	32.0
5	Freeling	South Australia	5372	33.0
6	Kilburn	South Australia	5084	33.0
7	Middleback Range	South Australia	5609	33.0
8	Uleybury	South Australia	5114	33.0
9	Edinburgh North	South Australia	5113	34.0
10	Enfield Plaza	South Australia	5085	34.0
11	Pooraka	South Australia	5095	34.0
12	Angle Vale	South Australia	5117	35.0
13	Kingoonya	South Australia	5710	35.0
14	Mansfield Park	South Australia	5012	35.0
15	Riverlea Park	South Australia	5120	35.0
16	West Hindmarsh	South Australia	5007	35.0
17	Clovelly Park	South Australia	5042	36.0
18	Green Fields	South Australia	5107	36.0
19	Greenacres	South Australia	5086	36.0
20	Salisbury Downs	South Australia	5108	36.0

Oldest postcodes — All of Australia

Places with fewer than 500 residents are excluded: a figure drawn from a handful of people carries more uncertainty than the differences being ranked.