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

54670 (Wilton), at 42.3%, among 11 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 Monroe County, WI

These are the 11 ZIP codes in Monroe County with the highest share of households with children, out of 11 with at least 1,000 residents. 54670 (Wilton, 42.3%), 54651 (Ontario, 37.4%) and 54653 (Rockland, 35.9%) lead the list. There is no single "best" ZIP code in Monroe 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 Monroe County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	54670	Wilton	42.3%	2,048	544	551
2	54651	Ontario	37.4%	1,384	495	—
3	54653	Rockland	35.9%	1,335	485	—
4	54619	Cashton	35.5%	3,849	1,343	—
5	54648	Norwalk	32.4%	1,608	558	602
6	54656	Sparta	29.4%	18,160	7,268	7,795
7	53929	Elroy	29.0%	2,808	1,089	—
8	54666	Warrens	26.1%	2,635	1,009	1,136
9	54660	Tomah	25.9%	16,124	6,934	7,055
10	54618	Camp Douglas	25.2%	2,333	850	1,003
11	54638	Kendall	20.3%	1,513	595	572

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; 11 of 11 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 3,425 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 54670 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Monroe County has the highest share of households with children?: 54670 (Wilton), at 42.3%, among 11 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.