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

93434 (Guadalupe), at 61.2%, among 22 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 Santa Barbara County, CA

These are the 22 ZIP codes in Santa Barbara County with the highest share of households with children, out of 22 with at least 1,000 residents. 93434 (Guadalupe, 61.2%), 93458 (Santa Maria, 54.3%) and 93437 (Lompoc, 47.5%) lead the list. There is no single "best" ZIP code in Santa Barbara 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 Santa Barbara County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	93434	Guadalupe	61.2%	8,603	2,111	2,469
2	93458	Santa Maria	54.3%	59,148	14,085	14,553
3	93437	Lompoc	47.5%	3,477	1,138	989
4	93454	Santa Maria	42.8%	41,896	12,050	13,128
5	93436	Lompoc	35.4%	55,820	18,468	19,007
6	93455	Santa Maria	33.5%	44,611	15,476	17,090
7	93427	Buellton	33.1%	5,737	2,178	2,154
8	93111	Santa Barbara	29.5%	18,274	6,493	6,776
9	93460	Santa Ynez	26.9%	6,039	2,208	2,103
10	93110	Santa Barbara	26.4%	15,436	6,314	6,563
11	93013	Carpinteria	26.1%	16,317	6,447	6,764
12	93103	Santa Barbara	26.0%	19,382	7,567	7,582
13	93067	Summerland	25.5%	1,101	506	—
14	93101	Santa Barbara	25.2%	31,554	12,723	13,109
15	93440	Los Alamos	21.8%	1,185	542	—
16	93117	Goleta	21.4%	52,934	17,272	17,475
17	93109	Santa Barbara	20.1%	10,915	4,576	4,662
18	93441	Los Olivos	19.6%	1,134	499	—
19	93105	Santa Barbara	19.5%	24,437	10,490	11,307
20	93108	Santa Barbara	18.6%	11,526	4,618	4,908
21	93463	Solvang	17.6%	8,130	3,535	3,479
22	93106	Santa Barbara	0.0%	5,418	66	—

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; 22 of 24 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 47,852 households, on 73 carrier routes with 50,146 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 93434 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 Santa Barbara County has the highest share of households with children?: 93434 (Guadalupe), at 61.2%, among 22 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.