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

17252 (Saint Thomas), at 44.8%, among 14 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 Franklin County, PA

These are the 14 ZIP codes in Franklin County with the highest share of households with children, out of 14 with at least 1,000 residents. 17252 (Saint Thomas, 44.8%), 17202 (Chambersburg, 32.8%) and 17240 (Newburg, 30.5%) lead the list. There is no single "best" ZIP code in Franklin 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 Franklin County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	17252	Saint Thomas	44.8%	4,038	1,364	1,420
2	17202	Chambersburg	32.8%	33,566	12,631	13,319
3	17240	Newburg	30.5%	3,241	1,192	1,166
4	17225	Greencastle	29.8%	20,347	7,973	8,219
5	17257	Shippensburg	29.0%	29,204	10,786	11,169
6	17268	Waynesboro	28.3%	29,362	11,784	13,033
7	17236	Mercersburg	27.8%	8,845	3,492	3,480
8	17262	Spring Run	27.4%	1,048	365	338
9	17244	Orrstown	26.0%	2,263	861	929
10	17201	Chambersburg	25.3%	27,554	12,244	—
11	17214	Blue Ridge Summit	25.0%	1,143	564	439
12	17222	Fayetteville	21.5%	10,550	4,594	5,003
13	17237	Mont Alto	20.0%	1,759	669	605
14	17224	Fort Loudon	12.5%	1,603	839	624

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; 14 of 30 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 33,946 households, on 54 carrier routes with 35,293 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 17252 on the EDDM route map

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Frequently asked questions

Which ZIP code in Franklin County has the highest share of households with children?: 17252 (Saint Thomas), at 44.8%, among 14 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.