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

51063 (Whiting), at 33.4%, among 5 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 Monona County, IA

These are the 5 ZIP codes in Monona County with the highest share of households with children, out of 5 with at least 1,000 residents. 51063 (Whiting, 33.4%), 51055 (Sloan, 30.7%) and 51040 (Onawa, 27.4%) lead the list. There is no single "best" ZIP code in Monona 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 Monona County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	51063	Whiting	33.4%	1,072	437	—
2	51055	Sloan	30.7%	1,346	548	—
3	51040	Onawa	27.4%	3,500	1,555	1,555
4	51034	Mapleton	24.9%	1,674	719	741
5	51529	Dunlap	17.0%	1,732	825	—

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; 5 of 14 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 4,084 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 51063 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 Monona County has the highest share of households with children?: 51063 (Whiting), at 33.4%, among 5 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.