Most populated postcodes

The 20 postcodes in South Australia with the most residents, and the 20 with the fewest, out of 246 with a published figure.

	Place	State	Postcode	Residents
1	Salisbury Downs	South Australia	5108	43,329
2	Uleybury	South Australia	5114	36,847
3	Woodcroft	South Australia	5162	35,328
4	Flagstaff Hill	South Australia	5159	33,635
5	Mount Gambier	South Australia	5290	25,591
6	O'Halloran Hill	South Australia	5158	25,087
7	Enfield Plaza	South Australia	5085	24,786
8	Pooraka	South Australia	5095	21,372
9	Salisbury East	South Australia	5109	20,748
10	Elizabeth	South Australia	5112	20,445
11	Golden Grove	South Australia	5125	20,405
12	Morphettville	South Australia	5043	20,327
13	Seaford	South Australia	5169	20,086
14	Edinburgh North	South Australia	5113	19,570
15	Avoca Dell	South Australia	5253	19,261
16	Buchfelde	South Australia	5118	19,229
17	Mount Barker Junction	South Australia	5251	19,184
18	Green Fields	South Australia	5107	18,636
19	Modbury North	South Australia	5092	18,288
20	Adelaide Bc	South Australia	5000	18,202

Least populated postcodes

	Place	State	Postcode	Residents
1	Carcuma	South Australia	5301	503
2	Blyth	South Australia	5462	518
3	Hope Gap	South Australia	5555	518
4	Kalangadoo	South Australia	5278	529
5	Lenswood	South Australia	5240	534
6	Barunga Gap	South Australia	5520	540
7	Cadell Lagoon	South Australia	5321	547
8	Norton Summit	South Australia	5136	548
9	Ashton	South Australia	5137	550
10	Rosedale	South Australia	5350	553
11	Trihi	South Australia	5279	557
12	Karte	South Australia	5307	560
13	Port Vincent	South Australia	5581	568
14	Bungaree	South Australia	5464	572
15	Point Souttar	South Australia	5577	574
16	Uraidla	South Australia	5142	581
17	Port Germein	South Australia	5495	583
18	Winulta	South Australia	5570	597
19	Stansbury	South Australia	5582	603
20	Bunbury	South Australia	5266	611

Most populated 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.