Which ZIP code in Santa Cruz County has the highest median age?

95010 (Capitola), at 49.7 (±2.8), among 14 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.

Oldest ZIP codes in Santa Cruz County, CA

These are the 14 ZIP codes in Santa Cruz County with the highest median age, out of 14 with at least 1,000 residents. 95010 (Capitola, 49.7), 95003 (Aptos, 48.4) and 95006 (Boulder Creek, 47.6) lead the list. There is no single "best" ZIP code in Santa Cruz County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Santa Cruz County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	95010	Capitola	49.7 ±2.8	8,707	4,242	4,795
2	95003	Aptos	48.4 ±2.0	24,951	9,905	11,275
3	95006	Boulder Creek	47.6 ±2.8	7,561	3,222	3,739
4	95066	Scotts Valley	47.1 ±2.8	15,135	6,195	6,117
5	95033	Los Gatos	45.3 ±3.4	9,600	3,766	3,621
6	95018	Felton	45.3 ±4.7	6,594	2,799	3,124
7	95005	Ben Lomond	45.2 ±6.5	7,277	2,878	2,338
8	95065	Santa Cruz	43.6 ±3.3	7,997	2,898	3,197
9	95062	Santa Cruz	43.3 ±2.1	35,607	15,470	16,182
10	95073	Soquel	43.1 ±3.9	11,639	4,516	4,100
11	95060	Santa Cruz	36.5 ±1.9	46,268	18,415	19,285
12	95076	Watsonville	36.4 ±1.1	82,806	24,656	23,355
13	95019	Freedom	32.5 ±4.7	5,933	1,805	1,933
14	95064	Santa Cruz	19.6 ±0.2	10,168	495	493

How we ranked them

Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 14 of 17 qualify.

Which of these to mail, and why

Older ZIP codes respond to health care, hearing and vision, Medicare plans, home safety, estate planning and services that come to the door.

The top five ZIP codes on this list hold 27,330 households, on 49 carrier routes with 29,547 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 95010 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 Cruz County has the highest median age?: 95010 (Capitola), at 49.7 (±2.8), among 14 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, highest first (ACS 5-year estimates, 2020–2024).
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.