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

13493 (Williamstown), at 38.5%, among 20 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 Oswego County, NY

These are the 20 ZIP codes in Oswego County with the highest share of households with children, out of 20 with at least 1,000 residents. 13493 (Williamstown, 38.5%), 13144 (Richland, 37.8%) and 13028 (Bernhards Bay, 32.8%) lead the list. There is no single "best" ZIP code in Oswego 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 Oswego County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	13493	Williamstown	38.5%	2,428	831	731
2	13144	Richland	37.8%	1,219	465	478
3	13028	Bernhards Bay	32.8%	1,162	387	532
4	13135	Phoenix	32.6%	6,515	2,556	2,713
5	13069	Fulton	32.4%	22,810	9,573	10,085
6	13076	Hastings	30.9%	2,778	1,084	851
7	13126	Oswego	29.0%	36,495	13,599	14,497
8	13083	Lacona	28.9%	1,835	744	583
9	13142	Pulaski	28.0%	6,365	2,628	2,930
10	13074	Hannibal	27.7%	4,496	1,712	1,661
11	13131	Parish	27.6%	2,880	1,183	1,353
12	13167	West Monroe	27.3%	3,215	1,320	1,403
13	13042	Cleveland	27.3%	1,960	821	947
14	13114	Mexico	25.4%	7,214	3,032	2,414
15	13132	Pennellville	24.2%	3,626	1,773	1,641
16	13036	Central Square	24.0%	8,616	3,607	3,663
17	13145	Sandy Creek	22.3%	2,028	886	733
18	13111	Martville	22.1%	1,463	565	609
19	13044	Constantia	20.0%	2,643	1,043	969
20	13302	Altmar	17.1%	1,289	579	579

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; 20 of 24 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 13,812 households, on 28 carrier routes with 14,539 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 13493 on the EDDM route map

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Frequently asked questions

Which ZIP code in Oswego County has the highest share of households with children?: 13493 (Williamstown), at 38.5%, among 20 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.