Oldest ZIP codes in Northumberland County, VA
These are the 5 ZIP codes in Northumberland County with the highest median age, out of 5 with at least 1,000 residents. 22482 (Kilmarnock, 65.6), 22539 (Reedville, 64.8) and 22511 (Lottsburg, 63.4) lead the list. There is no single "best" ZIP code in Northumberland 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 Northumberland County
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 22482 | Kilmarnock | 65.6 ±2.9 | 3,075 | 1,728 | 1,445 |
| 2 | 22539 | Reedville | 64.8 ±2.7 | 2,074 | 1,054 | 1,432 |
| 3 | 22511 | Lottsburg | 63.4 ±8.3 | 1,239 | 509 | 728 |
| 4 | 22473 | Heathsville | 54.8 ±3.4 | 5,498 | 2,372 | 2,919 |
| 5 | 22435 | Callao | 39.3 ±6.3 | 2,215 | 980 | 909 |
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; 5 of 6 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 6,643 households, on 14 carrier routes with 7,433 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 22482 on the EDDM route map
More rankings
- Richest ZIP codes in Northumberland County
- ZIP codes with the highest home values in Northumberland County
- ZIP codes with the highest homeownership in Northumberland County
- ZIP codes with the most families with kids in Northumberland County
- ZIP codes with the most new movers in Northumberland County
- Youngest ZIP codes in Northumberland County
- All Northumberland County ZIP codes
Businesses that mail these ZIP codes
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EDDM guides
Frequently asked questions
- Which ZIP code in Northumberland County has the highest median age?
- 22482 (Kilmarnock), at 65.6 (±2.9), among 5 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.