Which ZIP code in Island County has the highest share of households with children?

98277 (Oak Harbor), at 32.9%, among 7 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.

ZIP codes with the most families with kids in Island County, WA

These are the 7 ZIP codes in Island County with the highest share of households with children, out of 7 with at least 1,000 residents. 98277 (Oak Harbor, 32.9%), 98236 (Clinton, 22.6%) and 98282 (Camano Island, 18.9%) lead the list. There is no single "best" ZIP code in Island County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

ZIP codes with the most families with kids in Island County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	98277	Oak Harbor	32.9%	40,917	16,142	17,078
2	98236	Clinton	22.6%	7,199	2,910	2,868
3	98282	Camano Island	18.9%	17,303	7,515	8,327
4	98239	Coupeville	14.3%	7,656	3,453	3,548
5	98249	Freeland	12.7%	4,198	2,180	2,795
6	98260	Langley	11.0%	5,320	2,546	2,982
7	98253	Greenbank	11.0%	2,311	1,226	1,115

How we ranked them

Ranked by the share of households with one or more people under 18 (ACS Data Profile, 2020–2024). The Census Bureau does not publish a margin of error for this share in our files. ZIP codes need at least 1,000 residents to be ranked; 7 of 8 qualify.

Which of these to mail, and why

Households with children buy tutoring, youth sports, pediatric and family dental care, child care, birthday venues and family dining. EDDM reaches every door on a route, so a higher share means more of your pieces land with families.

The top five ZIP codes on this list hold 32,200 households, on 60 carrier routes with 34,616 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 98277 on the EDDM route map

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Frequently asked questions

Which ZIP code in Island County has the highest share of households with children?: 98277 (Oak Harbor), at 32.9%, among 7 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by the share of households with one or more people under 18 (ACS Data Profile, 2020–2024). The Census Bureau does not publish a margin of error for this share in our files.
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.