Which ZIP code in Arlington County has the highest median age?

22205 (Arlington), at 42.8 (±1.2), among 9 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 Arlington County, VA

These are the 9 ZIP codes in Arlington County with the highest median age, out of 9 with at least 1,000 residents. 22205 (Arlington, 42.8), 22207 (Arlington, 42.2) and 22213 (Arlington, 40.6) lead the list. There is no single "best" ZIP code in Arlington County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Arlington County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	22205	Arlington	42.8 ±1.2	17,738	6,765	6,689
2	22207	Arlington	42.2 ±1.2	35,479	12,231	12,049
3	22213	Arlington	40.6 ±5.0	4,021	1,680	1,441
4	22204	Arlington	36.1 ±0.7	51,921	22,546	23,557
5	22202	Arlington	35.2 ±1.2	27,715	16,120	20,954
6	22206	Arlington	35.1 ±1.6	20,703	10,985	11,294
7	22203	Arlington	33.2 ±1.5	26,594	13,781	15,333
8	22209	Arlington	32.8 ±0.9	14,154	8,600	11,847
9	22201	Arlington	31.6 ±0.6	37,473	19,736	23,250

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; 9 of 11 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 59,342 households, on 82 carrier routes with 64,690 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 22205 on the EDDM route map

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Frequently asked questions

Which ZIP code in Arlington County has the highest median age?: 22205 (Arlington), at 42.8 (±1.2), among 9 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.