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

17109 (Harrisburg), at 34.2%, among 24 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 Dauphin County, PA

These are the 24 ZIP codes in Dauphin County with the highest share of households with children, out of 24 with at least 1,000 residents. 17109 (Harrisburg, 34.2%), 17103 (Harrisburg, 33.7%) and 17104 (Harrisburg, 33.3%) lead the list. There is no single "best" ZIP code in Dauphin 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 Dauphin County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	17109	Harrisburg	34.2%	27,466	10,960	10,584
2	17103	Harrisburg	33.7%	13,115	4,999	5,051
3	17104	Harrisburg	33.3%	18,541	7,522	7,681
4	17098	Williamstown	32.8%	2,618	1,130	1,079
5	17112	Harrisburg	29.5%	38,502	15,960	16,081
6	17036	Hummelstown	29.5%	23,520	9,862	10,238
7	17023	Elizabethville	28.4%	3,489	1,348	1,061
8	17980	Tower City	28.4%	3,342	1,282	1,389
9	17022	Elizabethtown	27.7%	31,908	12,477	13,054
10	17033	Hershey	27.3%	16,481	6,469	7,291
11	17034	Highspire	27.3%	3,071	1,459	1,309
12	17113	Harrisburg	26.9%	11,724	4,631	—
13	17061	Millersburg	26.7%	6,842	2,981	2,917
14	17048	Lykens	26.7%	3,870	1,554	1,746
15	17078	Palmyra	26.4%	23,840	9,603	9,890
16	17111	Harrisburg	26.1%	36,744	14,538	—
17	17032	Halifax	25.2%	7,551	3,228	3,066
18	17057	Middletown	25.0%	23,560	10,216	9,676
19	17110	Harrisburg	23.9%	27,364	11,741	13,075
20	17028	Grantville	21.6%	3,563	1,456	1,388
21	17017	Dalmatia	20.5%	1,509	683	749
22	17018	Dauphin	16.9%	3,902	1,877	1,753
23	17102	Harrisburg	10.0%	8,118	4,657	4,360
24	17101	Harrisburg	1.7%	2,722	1,914	2,106

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; 24 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 40,571 households, on 76 carrier routes with 40,476 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 17109 on the EDDM route map

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Frequently asked questions

Which ZIP code in Dauphin County has the highest share of households with children?: 17109 (Harrisburg), at 34.2%, among 24 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.