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

19425 (Chester Springs), at 51.4%, among 31 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 Chester County, PA

These are the 25 ZIP codes in Chester County with the highest share of households with children, out of 31 with at least 1,000 residents. 19425 (Chester Springs, 51.4%), 19311 (Avondale, 47.9%) and 19333 (Devon, 39.0%) lead the list. There is no single "best" ZIP code in Chester 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 Chester County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	19425	Chester Springs	51.4%	17,219	5,710	5,952
2	19311	Avondale	47.9%	11,692	3,619	2,960
3	19333	Devon	39.0%	7,471	2,953	3,175
4	19310	Atglen	38.9%	2,950	941	928
5	19363	Oxford	38.5%	18,231	6,234	6,557
6	19365	Parkesburg	38.0%	8,006	2,857	3,050
7	19352	Lincoln University	37.6%	11,484	3,243	2,816
8	19335	Downingtown	37.5%	53,629	20,002	21,604
9	19312	Berwyn	37.4%	12,283	4,449	4,834
10	19350	Landenberg	36.0%	10,945	3,904	4,021
11	19317	Chadds Ford	35.1%	10,864	4,044	4,136
12	19355	Malvern	34.8%	29,425	11,535	12,334
13	19087	Wayne	34.7%	33,528	11,949	13,057
14	19301	Paoli	34.5%	7,814	2,984	3,158
15	19341	Exton	34.0%	21,709	9,069	10,127
16	19390	West Grove	33.8%	12,546	4,267	5,562
17	19475	Spring City	33.2%	12,298	4,850	5,025
18	19465	Pottstown	33.0%	18,564	7,253	7,059
19	19362	Nottingham	32.6%	6,092	2,194	2,155
20	19330	Cochranville	30.8%	5,957	2,099	2,173
21	19320	Coatesville	29.9%	55,941	20,462	21,230
22	19348	Kennett Square	29.9%	23,621	8,884	9,863
23	19343	Glenmoore	29.0%	8,450	3,028	3,148
24	19344	Honey Brook	28.3%	12,827	4,555	4,460
25	19073	Newtown Square	28.1%	21,915	8,676	8,975

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; 31 of 41 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 19,457 households, on 39 carrier routes with 19,572 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 19425 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 Chester County has the highest share of households with children?: 19425 (Chester Springs), at 51.4%, among 31 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.