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

77050 (Houston), at 56.7%, among 133 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 Harris County, TX

These are the 25 ZIP codes in Harris County with the highest share of households with children, out of 133 with at least 1,000 residents. 77050 (Houston, 56.7%), 77037 (Houston, 53.1%) and 77433 (Cypress, 52.1%) lead the list. There is no single "best" ZIP code in Harris 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 Harris County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	77050	Houston	56.7%	6,566	1,795	1,565
2	77037	Houston	53.1%	19,004	5,152	5,235
3	77433	Cypress	52.1%	116,550	34,982	50,946
4	77044	Houston	50.3%	58,347	18,172	20,472
5	77038	Houston	50.2%	32,637	8,902	9,405
6	77015	Houston	49.3%	58,415	18,014	18,660
7	77493	Katy	49.2%	71,484	22,148	37,009
8	77357	New Caney	48.6%	37,592	12,030	17,519
9	77049	Houston	48.3%	40,418	12,209	13,754
10	77587	South Houston	47.5%	16,033	4,998	5,263
11	77449	Katy	47.4%	130,028	40,918	47,154
12	77073	Houston	47.0%	46,084	13,974	15,098
13	77093	Houston	46.1%	46,407	13,522	14,148
14	77502	Pasadena	46.0%	36,371	10,886	12,099
15	77389	Spring	45.4%	45,701	15,033	17,609
16	77506	Pasadena	45.4%	35,114	10,665	11,605
17	77375	Tomball	45.3%	72,311	24,681	27,542
18	77076	Houston	45.3%	31,222	9,319	10,359
19	77346	Humble	44.6%	79,538	27,144	30,406
20	77377	Tomball	44.6%	41,680	13,449	17,441
21	77086	Houston	44.5%	28,653	8,725	8,662
22	77066	Houston	44.4%	39,311	11,845	11,212
23	77530	Channelview	44.3%	31,527	9,437	10,595
24	77014	Houston	44.0%	36,119	11,915	13,093
25	77032	Houston	43.9%	12,403	4,193	4,696

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; 133 of 136 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 69,003 households, on 116 carrier routes with 87,623 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 77050 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 Harris County has the highest share of households with children?: 77050 (Houston), at 56.7%, among 133 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.