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

19066 (Merion Station), at 43.4%, among 54 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 Montgomery County, PA

These are the 25 ZIP codes in Montgomery County with the highest share of households with children, out of 54 with at least 1,000 residents. 19066 (Merion Station, 43.4%), 19525 (Gilbertsville, 43.3%) and 19035 (Gladwyne, 40.9%) lead the list. There is no single "best" ZIP code in Montgomery 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 Montgomery County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	19066	Merion Station	43.4%	5,839	1,782	2,133
2	19525	Gilbertsville	43.3%	17,725	6,092	6,077
3	19035	Gladwyne	40.9%	3,937	1,308	1,654
4	19426	Collegeville	37.8%	43,460	13,968	14,504
5	19001	Abington	36.9%	17,867	6,218	6,386
6	19034	Fort Washington	36.2%	7,488	2,639	2,702
7	19473	Schwenksville	35.6%	17,259	6,457	5,978
8	19087	Wayne	34.7%	33,528	11,949	13,057
9	19096	Wynnewood	34.7%	15,249	5,885	5,882
10	19090	Willow Grove	34.3%	19,662	7,547	8,230
11	19038	Glenside	33.5%	32,296	11,697	11,858
12	19004	Bala Cynwyd	33.1%	11,230	4,387	5,397
13	19012	Cheltenham	33.1%	6,910	2,191	2,498
14	19422	Blue Bell	32.9%	20,412	7,981	8,399
15	19044	Horsham	32.9%	17,279	7,009	7,235
16	18073	Pennsburg	32.9%	11,755	4,214	4,127
17	19002	Ambler	32.8%	32,128	12,084	13,585
18	18964	Souderton	32.7%	14,546	5,419	5,852
19	19072	Narberth	32.7%	10,129	4,203	4,295
20	19006	Huntingdon Valley	32.6%	23,443	8,531	9,075
21	19462	Plymouth Meeting	32.6%	16,331	6,626	6,704
22	19464	Pottstown	31.9%	49,101	18,935	20,379
23	19010	Bryn Mawr	31.7%	21,827	7,751	8,281
24	19468	Royersford	31.5%	28,194	11,206	12,157
25	19075	Oreland	31.4%	7,384	2,896	2,819

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; 54 of 65 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 29,368 households, on 60 carrier routes with 30,754 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 19066 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 Montgomery County has the highest share of households with children?: 19066 (Merion Station), at 43.4%, among 54 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.