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

33621 (Tampa), at 81.7%, among 53 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 Hillsborough County, FL

These are the 25 ZIP codes in Hillsborough County with the highest share of households with children, out of 53 with at least 1,000 residents. 33621 (Tampa, 81.7%), 33547 (Lithia, 52.5%) and 33579 (Riverview, 50.1%) lead the list. There is no single "best" ZIP code in Hillsborough 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 Hillsborough County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	33621	Tampa	81.7%	2,393	497	560
2	33547	Lithia	52.5%	31,431	9,689	11,164
3	33579	Riverview	50.1%	49,470	15,548	17,532
4	33534	Gibsonton	44.9%	17,740	5,728	6,495
5	33548	Lutz	41.1%	8,967	2,982	3,455
6	33556	Odessa	39.2%	35,755	12,236	14,827
7	33598	Wimauma	38.6%	32,820	9,964	13,622
8	33527	Dover	37.7%	17,364	5,445	5,006
9	33566	Plant City	37.5%	24,521	8,110	8,549
10	33647	Tampa	36.8%	74,844	27,121	28,342
11	33558	Lutz	36.8%	33,165	11,901	12,626
12	33567	Plant City	36.5%	12,562	3,860	3,962
13	33610	Tampa	35.8%	46,587	16,849	17,832
14	33570	Ruskin	35.8%	33,319	12,322	15,087
15	33634	Tampa	35.4%	21,862	7,801	8,492
16	33629	Tampa	35.2%	27,710	10,746	10,910
17	33584	Seffner	34.5%	28,579	10,462	11,173
18	33569	Riverview	34.0%	27,867	10,092	11,714
19	33578	Riverview	33.5%	60,651	23,849	27,637
20	33511	Brandon	33.0%	62,138	23,293	22,862
21	33594	Valrico	32.5%	37,361	13,297	13,205
22	33626	Tampa	32.4%	30,575	12,053	12,922
23	33619	Tampa	31.7%	41,396	15,012	17,118
24	33572	Apollo Beach	31.5%	26,495	10,120	13,641
25	33563	Plant City	31.5%	25,896	9,617	10,150

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; 53 of 56 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 34,444 households, on 57 carrier routes with 39,206 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 33621 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 Hillsborough County has the highest share of households with children?: 33621 (Tampa), at 81.7%, among 53 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.