Which ZIP code in Matanuska-Susitna County has the lowest median age?

99623 (Wasilla), at 34.9 (±1.8), 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.

Youngest ZIP codes in Matanuska-Susitna Borough, AK

These are the 9 ZIP codes in Matanuska-Susitna Borough with the lowest median age, out of 9 with at least 1,000 residents. 99623 (Wasilla, 34.9), 99654 (Wasilla, 35.3) and 99694 (Houston, 36.9) lead the list. There is no single "best" ZIP code in Matanuska-Susitna County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Youngest ZIP codes in Matanuska-Susitna County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	99623	Wasilla	34.9 ±1.8	23,424	7,701	1,177
2	99654	Wasilla	35.3 ±0.6	44,647	15,773	13,454
3	99694	Houston	36.9 ±5.5	1,516	577	—
4	99645	Palmer	37.5 ±0.8	32,103	11,103	2,071
5	99652	Big Lake	40.2 ±3.3	4,313	1,791	—
6	99676	Talkeetna	41.9 ±9.0	1,628	707	167
7	99688	Willow	45.5 ±4.2	2,739	1,162	588
8	99588	Glennallen	45.6 ±5.1	1,037	483	137
9	99674	Sutton	49.8 ±10.9	1,774	677	207

How we ranked them

Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 9 of 12 qualify.

Which of these to mail, and why

Younger ZIP codes skew toward renters, students and young families: fitness, quick-service food, apartments, entertainment and first-time-buyer offers.

The top five ZIP codes on this list hold 36,945 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 99623 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Matanuska-Susitna County has the lowest median age?: 99623 (Wasilla), at 34.9 (±1.8), among 9 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, lowest 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.