Oldest ZIP codes in Amarillo, TX
These are the 14 ZIP codes in Amarillo, TX with the highest median age, out of 14 with at least 1,000 residents. 79101 (Amarillo, 48.1), 79121 (Amarillo, 43.9) and 79124 (Amarillo, 42.3) lead the list. There is no single "best" ZIP code in Amarillo; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.
Oldest ZIP codes in Amarillo
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 79101 | Amarillo | 48.1 ±14.1 | 2,526 | 1,135 | 1,490 |
| 2 | 79121 | Amarillo | 43.9 ±5.4 | 6,437 | 2,688 | 2,839 |
| 3 | 79124 | Amarillo | 42.3 ±3.6 | 12,019 | 4,633 | 5,734 |
| 4 | 79108 | Amarillo | 40.2 ±2.0 | 11,216 | 4,382 | 5,644 |
| 5 | 79109 | Amarillo | 38.5 ±1.5 | 43,578 | 18,570 | 20,934 |
| 6 | 79118 | Amarillo | 36.6 ±1.4 | 28,107 | 10,288 | 12,639 |
| 7 | 79106 | Amarillo | 36.4 ±1.6 | 26,161 | 11,356 | 13,242 |
| 8 | 79119 | Amarillo | 35.8 ±2.0 | 24,907 | 9,786 | 11,629 |
| 9 | 79110 | Amarillo | 33.6 ±2.7 | 16,994 | 6,828 | 7,714 |
| 10 | 79102 | Amarillo | 33.2 ±5.0 | 9,393 | 4,046 | 4,396 |
| 11 | 79107 | Amarillo | 32.9 ±1.8 | 36,662 | 10,294 | 12,413 |
| 12 | 79103 | Amarillo | 32.4 ±1.8 | 11,306 | 3,727 | 3,909 |
| 13 | 79104 | Amarillo | 32.1 ±2.5 | 6,561 | 2,431 | 2,839 |
| 14 | 79111 | Amarillo | 28.9 ±4.0 | 1,575 | 466 | 507 |
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 14 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 31,408 households, on 64 carrier routes with 36,641 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 79101 on the EDDM route map
More rankings
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- Youngest ZIP codes in Amarillo
- Fastest-growing ZIP codes in Amarillo
- Oldest ZIP codes in Randall County
- All Amarillo ZIP codes
Businesses that mail these ZIP codes
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Frequently asked questions
- Which ZIP code in Amarillo has the highest median age?
- 79101 (Amarillo), at 48.1 (±14.1), 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.