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

78108 (Cibolo), at 44.3%, among 11 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 Guadalupe County, TX

These are the 11 ZIP codes in Guadalupe County with the highest share of households with children, out of 11 with at least 1,000 residents. 78108 (Cibolo, 44.3%), 78655 (Martindale, 39.0%) and 78121 (La Vernia, 37.8%) lead the list. There is no single "best" ZIP code in Guadalupe 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 Guadalupe County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	78108	Cibolo	44.3%	49,784	15,914	18,386
2	78655	Martindale	39.0%	3,730	1,388	919
3	78121	La Vernia	37.8%	16,120	5,274	6,223
4	78154	Schertz	36.5%	41,907	15,558	17,676
5	78130	New Braunfels	33.0%	104,009	40,747	48,800
6	78155	Seguin	32.6%	55,600	21,007	26,649
7	78638	Kingsbury	31.6%	2,135	706	1,121
8	78124	Marion	29.3%	6,157	2,378	3,954
9	78648	Luling	24.8%	7,863	3,274	3,344
10	78123	Mc Queeney	24.5%	2,127	878	1,083
11	78666	San Marcos	20.7%	88,583	33,949	40,618

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; 11 of 12 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 78,881 households, on 113 carrier routes with 92,004 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 78108 on the EDDM route map

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Frequently asked questions

Which ZIP code in Guadalupe County has the highest share of households with children?: 78108 (Cibolo), at 44.3%, among 11 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.