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

78737 (Austin), at 46.6%, among 8 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 Hays County, TX

These are the 8 ZIP codes in Hays County with the highest share of households with children, out of 8 with at least 1,000 residents. 78737 (Austin, 46.6%), 78620 (Dripping Springs, 40.8%) and 78640 (Kyle, 39.8%) lead the list. There is no single "best" ZIP code in Hays 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 Hays County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	78737	Austin	46.6%	27,023	9,145	9,330
2	78620	Dripping Springs	40.8%	22,860	8,276	10,947
3	78640	Kyle	39.8%	77,531	27,375	34,550
4	78610	Buda	38.4%	48,319	17,640	23,159
5	78619	Driftwood	35.9%	6,693	2,393	2,500
6	78652	Manchaca	33.2%	5,287	1,869	3,196
7	78676	Wimberley	21.7%	15,822	7,005	6,961
8	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; 8 of 8 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 64,829 households, on 96 carrier routes with 80,486 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 78737 on the EDDM route map

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Frequently asked questions

Which ZIP code in Hays County has the highest share of households with children?: 78737 (Austin), at 46.6%, among 8 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.