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

07206 (Elizabethport), at 51.0%, among 26 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 Union County, NJ

These are the 25 ZIP codes in Union County with the highest share of households with children, out of 26 with at least 1,000 residents. 07206 (Elizabethport, 51.0%), 07063 (Plainfield, 48.8%) and 07062 (Plainfield, 43.9%) lead the list. There is no single "best" ZIP code in Union 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 Union County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	07206	Elizabethport	51.0%	31,930	9,308	7,896
2	07063	Plainfield	48.8%	14,235	3,931	3,818
3	07062	Plainfield	43.9%	15,399	4,843	5,287
4	07090	Westfield	43.8%	31,111	10,900	11,463
5	07201	Elizabeth	43.5%	28,467	9,583	9,167
6	07076	Scotch Plains	42.8%	24,843	8,563	9,407
7	07974	New Providence	39.8%	13,349	5,069	4,908
8	07060	Plainfield	39.4%	48,363	14,951	15,037
9	07092	Mountainside	38.3%	7,049	2,508	2,746
10	07205	Hillside	38.1%	22,349	7,032	7,061
11	07922	Berkeley Heights	37.9%	12,195	4,434	5,045
12	07033	Kenilworth	37.8%	8,401	2,842	2,939
13	07901	Summit	37.7%	24,314	9,014	8,736
14	07202	Elizabeth	35.4%	44,968	15,451	14,559
15	07208	Elizabeth	35.4%	31,937	11,779	11,922
16	07016	Cranford	33.9%	24,074	9,426	9,354
17	07083	Union	32.8%	58,170	20,278	21,050
18	07023	Fanwood	32.5%	7,799	2,835	2,869
19	07066	Clark	32.4%	15,622	5,929	6,315
20	07036	Linden	31.8%	45,671	16,239	16,933
21	07081	Springfield	31.2%	17,171	6,883	7,370
22	07065	Rahway	30.1%	30,109	12,257	—
23	07204	Roselle Park	28.8%	14,093	5,408	5,637
24	07203	Roselle	28.7%	22,646	8,407	8,615
25	07088	Vauxhall	28.6%	2,901	1,096	1,199

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; 26 of 26 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 38,565 households, on 72 carrier routes with 37,631 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 07206 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

Map it and price it

EDDM guides

Frequently asked questions

Which ZIP code in Union County has the highest share of households with children?: 07206 (Elizabethport), at 51.0%, among 26 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.