Oldest ZIP codes in Catoosa County, GA
These are the 5 ZIP codes in Catoosa County with the highest median age, out of 5 with at least 1,000 residents. 30739 (Rock Spring, 44.1), 30736 (Ringgold, 41.5) and 30741 (Rossville, 41.0) lead the list. There is no single "best" ZIP code in Catoosa 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 Catoosa County
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 30739 | Rock Spring | 44.1 ±3.4 | 6,746 | 2,046 | 2,378 |
| 2 | 30736 | Ringgold | 41.5 ±1.1 | 44,499 | 16,777 | 17,856 |
| 3 | 30741 | Rossville | 41.0 ±2.7 | 30,041 | 12,337 | 13,788 |
| 4 | 30742 | Fort Oglethorpe | 40.5 ±3.8 | 7,745 | 3,321 | 3,419 |
| 5 | 30755 | Tunnel Hill | 36.0 ±2.8 | 9,813 | 3,660 | 4,002 |
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 38,141 households, on 65 carrier routes with 41,443 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 30739 on the EDDM route map
More rankings
- Richest ZIP codes in Catoosa County
- ZIP codes with the highest home values in Catoosa County
- ZIP codes with the highest homeownership in Catoosa County
- ZIP codes with the most families with kids in Catoosa County
- ZIP codes with the most new movers in Catoosa County
- Youngest ZIP codes in Catoosa County
- Fastest-growing ZIP codes in Catoosa County
- All Catoosa County ZIP codes
Businesses that mail these ZIP codes
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EDDM guides
Frequently asked questions
- Which ZIP code in Catoosa County has the highest median age?
- 30739 (Rock Spring), at 44.1 (±3.4), 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.