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

78234 (Jbsa Ft Sam Houston), at 74.3%, among 63 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 Antonio, TX

These are the 25 ZIP codes in San Antonio, TX with the highest share of households with children, out of 63 with at least 1,000 residents. 78234 (Jbsa Ft Sam Houston, 74.3%), 78252 (San Antonio, 49.1%) and 78254 (San Antonio, 47.4%) lead the list. There is no single "best" ZIP code in San Antonio; 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 Antonio

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	78234	Jbsa Ft Sam Houston	74.3%	7,149	1,035	931
2	78252	San Antonio	49.1%	21,790	6,626	12,865
3	78254	San Antonio	47.4%	77,893	24,789	32,596
4	78242	San Antonio	47.3%	36,168	10,703	11,926
5	78260	San Antonio	46.2%	38,023	11,874	16,176
6	78253	San Antonio	44.5%	69,282	23,370	39,086
7	78224	San Antonio	44.4%	22,232	6,878	9,413
8	78109	Converse	44.3%	63,067	20,801	27,563
9	78073	Von Ormy	43.3%	10,088	2,881	6,033
10	78221	San Antonio	43.0%	42,178	13,264	16,162
11	78245	San Antonio	42.3%	96,015	31,639	42,292
12	78261	San Antonio	41.5%	26,657	9,098	11,803
13	78211	San Antonio	39.2%	30,857	9,746	10,594
14	78244	San Antonio	38.9%	38,092	12,387	14,082
15	78237	San Antonio	38.7%	37,379	11,821	12,660
16	78227	San Antonio	38.6%	44,035	14,074	17,189
17	78023	Helotes	38.3%	28,462	9,547	11,153
18	78226	San Antonio	38.3%	6,554	2,305	2,859
19	78219	San Antonio	37.9%	17,924	6,033	6,791
20	78255	San Antonio	37.8%	17,379	6,106	8,024
21	78207	San Antonio	37.6%	55,474	16,574	17,682
22	78233	San Antonio	37.4%	48,911	18,970	22,056
23	78250	San Antonio	37.0%	57,323	19,509	20,437
24	78203	San Antonio	37.0%	5,200	1,802	2,403
25	78258	San Antonio	36.5%	52,448	19,563	22,663

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; 63 of 64 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 55,027 households, on 86 carrier routes with 74,494 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 78234 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 San Antonio has the highest share of households with children?: 78234 (Jbsa Ft Sam Houston), at 74.3%, among 63 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.