Oldest ZIP codes in Los Angeles County, CA
These are the 25 ZIP codes in Los Angeles County with the highest median age, out of 281 with at least 1,000 residents. 90073 (Los Angeles, 68.7), 90067 (Los Angeles, 59.5) and 93553 (Pearblossom, 57.3) lead the list. There is no single "best" ZIP code in Los Angeles 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 Los Angeles County
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 90073 | Los Angeles | 68.7 ±11.5 | 1,079 | 4 | — |
| 2 | 90067 | Los Angeles | 59.5 ±11.9 | 3,875 | 2,266 | 2,424 |
| 3 | 93553 | Pearblossom | 57.3 ±7.9 | 1,319 | 554 | 370 |
| 4 | 90402 | Santa Monica | 52.7 ±2.6 | 11,337 | 5,016 | 5,611 |
| 5 | 90265 | Malibu | 52.0 ±3.4 | 15,918 | 6,262 | 6,630 |
| 6 | 90210 | Beverly Hills | 51.9 ±2.3 | 19,004 | 8,029 | 9,291 |
| 7 | 90274 | Palos Verdes Peninsula | 51.1 ±1.8 | 25,059 | 9,194 | 10,169 |
| 8 | 91361 | Westlake Village | 50.1 ±2.4 | 18,802 | 7,667 | 8,580 |
| 9 | 90275 | Rancho Palos Verdes | 49.2 ±1.7 | 40,945 | 15,219 | 16,277 |
| 10 | 90272 | Pacific Palisades | 48.3 ±2.3 | 21,390 | 8,357 | 4,922 |
| 11 | 91436 | Encino | 47.8 ±2.0 | 15,969 | 6,001 | 5,853 |
| 12 | 90703 | Cerritos | 47.7 ±1.3 | 48,108 | 16,165 | 16,181 |
| 13 | 91105 | Pasadena | 47.6 ±2.1 | 12,531 | 5,743 | 6,671 |
| 14 | 90803 | Long Beach | 47.4 ±2.0 | 31,526 | 16,894 | 18,138 |
| 15 | 92397 | Wrightwood | 47.0 ±8.9 | 5,854 | 2,535 | 143 |
| 16 | 90077 | Los Angeles | 46.9 ±2.6 | 8,386 | 3,346 | 3,940 |
| 17 | 90732 | San Pedro | 46.8 ±2.1 | 23,067 | 9,400 | 9,439 |
| 18 | 91301 | Agoura Hills | 46.7 ±2.2 | 23,879 | 8,839 | 9,503 |
| 19 | 91390 | Santa Clarita | 46.7 ±3.2 | 19,308 | 6,414 | 6,571 |
| 20 | 91748 | Rowland Heights | 46.4 ±1.5 | 42,463 | 13,965 | 14,137 |
| 21 | 90290 | Topanga | 46.4 ±3.6 | 6,315 | 2,359 | 2,441 |
| 22 | 91789 | Walnut | 46.3 ±1.4 | 40,298 | 12,681 | 13,516 |
| 23 | 91001 | Altadena | 46.3 ±1.5 | 35,475 | 12,587 | 7,427 |
| 24 | 91750 | La Verne | 46.2 ±1.5 | 32,692 | 12,254 | 12,870 |
| 25 | 91108 | San Marino | 46.1 ±2.1 | 12,401 | 4,038 | 4,496 |
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; 281 of 298 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 14,102 households. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 90073 on the EDDM route map
More rankings
- Richest ZIP codes in Los Angeles County
- ZIP codes with the highest home values in Los Angeles County
- ZIP codes with the highest homeownership in Los Angeles County
- ZIP codes with the most families with kids in Los Angeles County
- ZIP codes with the most new movers in Los Angeles County
- Youngest ZIP codes in Los Angeles County
- Fastest-growing ZIP codes in Los Angeles County
- All Los Angeles County ZIP codes
Businesses that mail these ZIP codes
Map it and price it
EDDM guides
Frequently asked questions
- Which ZIP code in Los Angeles County has the highest median age?
- 90073 (Los Angeles), at 68.7 (±11.5), among 281 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.