Oldest ZIP codes in East Baton Rouge Parish, LA
These are the 23 ZIP codes in East Baton Rouge Parish with the highest median age, out of 23 with at least 1,000 residents. 70818 (Baton Rouge, 44.9), 70777 (Slaughter, 44.3) and 70770 (Pride, 43.9) lead the list. There is no single "best" ZIP code in East Baton Rouge 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 East Baton Rouge County
| Rank | ZIP | Mailing city | Median age | Residents | Households | Residential mailboxes |
|---|---|---|---|---|---|---|
| 1 | 70818 | Baton Rouge | 44.9 ±4.5 | 9,370 | 3,884 | 4,817 |
| 2 | 70777 | Slaughter | 44.3 ±9.1 | 4,406 | 1,573 | — |
| 3 | 70770 | Pride | 43.9 ±6.6 | 3,787 | 1,345 | 1,575 |
| 4 | 70814 | Baton Rouge | 42.2 ±3.7 | 11,921 | 4,941 | 5,905 |
| 5 | 70811 | Baton Rouge | 41.6 ±5.6 | 12,154 | 4,370 | — |
| 6 | 70817 | Baton Rouge | 40.0 ±2.6 | 33,482 | 13,690 | — |
| 7 | 70791 | Zachary | 39.5 ±1.9 | 30,385 | 11,809 | — |
| 8 | 70810 | Baton Rouge | 38.3 ±1.2 | 42,659 | 16,683 | 20,833 |
| 9 | 70739 | Greenwell Springs | 37.4 ±3.5 | 14,877 | 5,125 | — |
| 10 | 70819 | Baton Rouge | 36.6 ±2.3 | 4,322 | 1,502 | — |
| 11 | 70809 | Baton Rouge | 36.3 ±3.8 | 25,732 | 11,537 | — |
| 12 | 70714 | Baker | 35.5 ±2.2 | 17,433 | 6,246 | 7,493 |
| 13 | 70805 | Baton Rouge | 35.4 ±3.8 | 23,288 | 9,021 | — |
| 14 | 70812 | Baton Rouge | 35.1 ±8.1 | 11,007 | 3,751 | 4,059 |
| 15 | 70807 | Baton Rouge | 34.6 ±3.8 | 15,300 | 5,410 | — |
| 16 | 70806 | Baton Rouge | 34.4 ±2.3 | 28,302 | 12,180 | 14,953 |
| 17 | 70815 | Baton Rouge | 33.0 ±3.1 | 31,024 | 10,842 | — |
| 18 | 70816 | Baton Rouge | 32.5 ±1.5 | 45,718 | 17,989 | 20,510 |
| 19 | 70808 | Baton Rouge | 31.5 ±1.6 | 35,843 | 15,931 | 17,548 |
| 20 | 70802 | Baton Rouge | 27.5 ±1.6 | 25,118 | 10,013 | 11,842 |
| 21 | 70820 | Baton Rouge | 23.6 ±0.6 | 23,377 | 9,838 | 12,293 |
| 22 | 70813 | Baton Rouge | 19.1 ±0.6 | 1,668 | 0 | — |
| 23 | 70803 | Baton Rouge | 19.0 ±0.3 | 3,562 | 0 | — |
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; 23 of 26 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 16,113 households. Open any of them on the route map to see each carrier route's own figures before you choose.
Open 70818 on the EDDM route map
More rankings
- Richest ZIP codes in East Baton Rouge County
- ZIP codes with the highest home values in East Baton Rouge County
- ZIP codes with the highest homeownership in East Baton Rouge County
- ZIP codes with the most families with kids in East Baton Rouge County
- ZIP codes with the most new movers in East Baton Rouge County
- Youngest ZIP codes in East Baton Rouge County
- Fastest-growing ZIP codes in East Baton Rouge County
- All East Baton Rouge County ZIP codes
Businesses that mail these ZIP codes
Map it and price it
EDDM guides
Frequently asked questions
- Which ZIP code in East Baton Rouge County has the highest median age?
- 70818 (Baton Rouge), at 44.9 (±4.5), among 23 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.