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

85121 (Casa Blanca), at 50.2%, among 30 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 Pinal County, AZ

These are the 25 ZIP codes in Pinal County with the highest share of households with children, out of 30 with at least 1,000 residents. 85121 (Casa Blanca, 50.2%), 85339 (Laveen, 48.9%) and 85142 (Queen Creek, 48.4%) lead the list. There is no single "best" ZIP code in Pinal 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 Pinal County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	85121	Casa Blanca	50.2%	2,800	586	—
2	85339	Laveen	48.9%	54,641	15,721	19,473
3	85142	Queen Creek	48.4%	93,700	28,504	27,047
4	85147	Sacaton	48.0%	4,911	1,058	—
5	85145	Red Rock	42.8%	3,277	1,124	1,502
6	85140	San Tan Valley	41.3%	51,260	16,120	21,425
7	85143	San Tan Valley	40.6%	44,444	14,242	18,262
8	85138	Maricopa	39.9%	55,260	17,427	24,671
9	85139	Maricopa	37.8%	20,784	6,371	8,242
10	85128	Coolidge	35.5%	19,487	6,181	7,869
11	85122	Casa Grande	34.3%	61,624	21,564	25,762
12	85539	Miami	31.0%	3,386	1,443	1,312
13	85132	Florence	30.7%	38,671	10,648	14,150
14	85137	Kearny	30.6%	2,406	951	72
15	85193	Casa Grande	29.5%	4,118	1,344	1,482
16	85131	Eloy	29.4%	18,794	4,838	5,565
17	85172	Stanfield	27.8%	1,688	601	142
18	85618	Mammoth	26.8%	1,550	555	—
19	85123	Arizona City	22.8%	10,003	3,717	—
20	85194	Casa Grande	22.2%	8,077	3,298	4,453
21	85658	Marana	21.9%	16,051	6,762	8,824
22	85119	Apache Junction	20.5%	25,420	10,993	12,234
23	85631	San Manuel	19.1%	3,508	1,573	1,363
24	85120	Apache Junction	18.2%	31,191	14,188	18,736
25	85248	Chandler	17.5%	37,095	17,771	20,318

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; 30 of 32 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 46,993 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 85121 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 Pinal County has the highest share of households with children?: 85121 (Casa Blanca), at 50.2%, among 30 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.