Oldest postcodes

The 20 postcodes in Queensland with the highest median age, and the 20 with the lowest, out of 364 with a published figure.

	Place	State	Postcode	Median age
1	Cooloola Cove	Queensland	4580	63.0
2	Welsby	Queensland	4507	63.0
3	Lamb Island	Queensland	4184	61.0
4	Burrum	Queensland	4659	60.0
5	Rungoo	Queensland	4849	60.0
6	Picnic Bay	Queensland	4819	58.0
7	Eskdale	Queensland	4312	57.0
8	Moore	Queensland	4314	57.0
9	Goodwood	Queensland	4660	56.0
10	Harper Creek	Queensland	4552	56.0
11	Noosaville Bc	Queensland	4566	56.0
12	The Falls	Queensland	4373	56.0
13	Berajondo	Queensland	4674	55.0
14	Inskip Point	Queensland	4581	55.0
15	Jones Gully	Queensland	4355	55.0
16	Rodds Bay	Queensland	4678	55.0
17	Yarraman	Queensland	4614	54.0
18	Boondooma	Queensland	4613	53.0
19	Boulder Creek	Queensland	4714	53.0
20	Golden Fleece	Queensland	4621	53.0

Youngest postcodes

	Place	State	Postcode	Median age
1	Woorabinda	Queensland	4713	23.0
2	Somerset	Queensland	4876	24.0
3	Ironside	Queensland	4067	25.0
4	Doomadgee	Queensland	4830	26.0
5	Greenwood Village	Queensland	4301	28.0
6	Karawatha	Queensland	4117	28.0
7	Nathan	Queensland	4111	28.0
8	Yam Island	Queensland	4875	28.0
9	Crestmead Dc	Queensland	4132	29.0
10	Princess Alexandra Hospital	Queensland	4102	29.0
11	Tieri	Queensland	4709	29.0
12	Coen	Queensland	4892	30.0
13	Evans Landing	Queensland	4874	30.0
14	Kelvin Grove Bc	Queensland	4059	30.0
15	Norman	Queensland	4890	30.0
16	Pimpama	Queensland	4209	30.0
17	Blackwater	Queensland	4717	31.0
18	Moranbah	Queensland	4744	31.0
19	Newstead	Queensland	4006	31.0
20	Petrie Terrace	Queensland	4000	31.0

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.