Which ZIP code in San Jose has the highest share of households with children?

95124 (San Jose), at 44.3%, 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 San Jose, CA

These are the 25 ZIP codes in San Jose, CA with the highest share of households with children, out of 31 with at least 1,000 residents. 95124 (San Jose, 44.3%), 95138 (San Jose, 43.7%) and 95122 (San Jose, 42.5%) lead the list. There is no single "best" ZIP code in San Jose; 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 San Jose

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	95124	San Jose	44.3%	52,096	17,586	17,617
2	95138	San Jose	43.7%	18,960	5,580	6,039
3	95122	San Jose	42.5%	50,775	11,829	12,724
4	95129	San Jose	41.6%	41,321	14,105	14,660
5	95139	San Jose	41.2%	7,035	2,174	2,224
6	95148	San Jose	40.9%	44,995	12,110	11,718
7	95127	San Jose	40.7%	58,825	15,230	16,114
8	95111	San Jose	39.7%	57,202	15,578	16,167
9	95116	San Jose	39.3%	48,042	13,394	13,791
10	95130	San Jose	38.9%	13,511	4,750	4,932
11	95118	San Jose	38.4%	32,015	11,404	11,866
12	95037	Morgan Hill	38.3%	51,943	16,742	18,928
13	95119	San Jose	37.8%	10,841	3,649	3,852
14	95132	San Jose	36.4%	40,334	12,068	12,018
15	95120	San Jose	36.1%	36,967	12,660	12,916
16	95121	San Jose	35.2%	36,463	9,828	9,796
17	95136	San Jose	34.4%	48,056	16,306	16,752
18	95131	San Jose	34.3%	31,179	9,976	9,923
19	95123	San Jose	33.5%	69,677	24,377	25,028
20	95117	San Jose	32.2%	26,953	10,422	11,247
21	95125	San Jose	32.0%	54,419	20,779	21,658
22	95008	Campbell	29.7%	48,333	19,052	20,338
23	95133	San Jose	29.5%	29,710	9,309	9,691
24	95110	San Jose	27.1%	19,963	6,791	8,654
25	95135	San Jose	26.8%	20,129	7,515	7,571

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 32 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 51,274 households, on 101 carrier routes with 53,264 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 95124 on the EDDM route map

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Frequently asked questions

Which ZIP code in San Jose has the highest share of households with children?: 95124 (San Jose), at 44.3%, 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.