Which ZIP code in Portland has the highest median age?

97231 (Portland), at 51.7 (±5.4), among 32 ZIP codes with at least 1,000 residents.

Why are some ZIP codes missing?

ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

Oldest ZIP codes in Portland, OR

These are the 25 ZIP codes in Portland, OR with the highest median age, out of 32 with at least 1,000 residents. 97231 (Portland, 51.7), 97224 (Portland, 45.9) and 97267 (Portland, 43.7) lead the list. There is no single "best" ZIP code in Portland; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Portland

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	97231	Portland	51.7 ±5.4	4,308	1,829	—
2	97224	Portland	45.9 ±1.7	36,569	15,858	16,899
3	97267	Portland	43.7 ±2.0	31,311	12,706	—
4	97221	Portland	42.9 ±1.7	12,915	5,230	—
5	97213	Portland	42.8 ±1.2	31,408	14,549	—
6	97215	Portland	42.2 ±1.3	17,296	7,516	—
7	97219	Portland	41.8 ±1.2	42,430	18,069	—
8	97212	Portland	41.8 ±2.0	28,042	11,856	11,443
9	97220	Portland	41.1 ±1.5	27,202	11,796	12,107
10	97222	Portland	41.0 ±1.2	36,398	15,924	16,621
11	97205	Portland	40.5 ±2.0	9,121	6,369	—
12	97223	Portland	40.1 ±1.6	50,527	21,247	—
13	97225	Portland	39.7 ±2.1	25,869	11,744	—
14	97206	Portland	39.6 ±0.9	49,890	21,439	22,294
15	97216	Portland	39.5 ±1.9	16,638	6,861	7,206
16	97239	Portland	39.3 ±1.6	17,804	9,190	—
17	97230	Portland	38.7 ±2.5	43,553	16,344	16,065
18	97211	Portland	38.7 ±1.2	33,769	14,466	—
19	97266	Portland	38.6 ±1.2	35,423	13,114	13,553
20	97229	Portland	38.4 ±0.9	76,106	28,430	—
21	97210	Portland	38.4 ±2.3	11,324	7,068	8,189
22	97233	Portland	38.0 ±1.8	36,236	13,744	—
23	97202	Portland	37.8 ±1.1	43,533	19,449	21,037
24	97236	Portland	37.7 ±1.6	37,558	13,054	14,183
25	97217	Portland	37.5 ±1.1	35,169	16,788	—

How we ranked them

Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 32 of 35 qualify.

Which of these to mail, and why

Older ZIP codes respond to health care, hearing and vision, Medicare plans, home safety, estate planning and services that come to the door.

The top five ZIP codes on this list hold 50,172 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 97231 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

Map it and price it

EDDM guides

Frequently asked questions

Which ZIP code in Portland has the highest median age?: 97231 (Portland), at 51.7 (±5.4), among 32 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024).
Why are some ZIP codes missing?: ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.