Highest-income postal codes

The 20 postal code areas in Oulu with the highest median income, and the 20 with the lowest, out of 58 with a published figure.

	Area	Municipality	Postal code	Median income
1	Oulu	Oulu	90670	€33,738
2	Oulu	Oulu	90540	€32,563
3	Kempele	Oulu	90450	€31,941
4	Tupos	Oulu	91910	€31,751
5	Oulu	Oulu	90630	€30,633
6	Kontio	Oulu	90910	€30,484
7	Kiviniemi	Oulu	90810	€30,339
8	Oulu	Oulu	90310	€30,338
9	Oulu	Oulu	90420	€30,019
10	Oulu	Oulu	90410	€29,731
11	Rova	Oulu	91510	€29,627
12	Oulu	Oulu	90660	€29,391
13	Oulu	Oulu	90800	€28,973
14	Oulunsalo	Oulu	90460	€28,953
15	Liminka	Oulu	91900	€28,892
16	Jääli	Oulu	90940	€28,858
17	Kello	Oulu	90820	€28,847
18	Oulu	Oulu	90230	€28,671
19	Kiiminki	Oulu	90900	€28,413
20	Varjakka	Oulu	90470	€28,195

Lowest-income postal codes

	Area	Municipality	Postal code	Median income
1	Oulu	Oulu	90570	€18,045
2	Oulu	Oulu	90220	€18,106
3	Pahkakoski	Oulu	91260	€20,449
4	Oulu	Oulu	90520	€21,048
5	Kylmälänkylä	Oulu	91560	€21,064
6	Tannila	Oulu	91240	€21,127
7	Oulu	Oulu	90500	€21,553
8	Oulu	Oulu	90530	€21,622
9	Oulu	Oulu	90250	€22,066
10	Oulu	Oulu	90400	€22,664
11	Oulu	Oulu	90100	€22,861
12	Oulu	Oulu	90120	€22,877
13	Temmes	Oulu	91950	€23,168
14	Oulu	Oulu	90130	€23,362
15	Oulu	Oulu	90580	€23,540
16	Yli-Ii	Oulu	91200	€23,692
17	Oulu	Oulu	90550	€23,698
18	Oulu	Oulu	90560	€24,031
19	Oulu	Oulu	90140	€25,234
20	Hailuoto	Oulu	90480	€25,270

Highest-income postal codes — All of Finland

Places with fewer than 100 residents are excluded: a figure drawn from a handful of people carries more uncertainty than the differences being ranked.