Which ZIP code in Chatham County has the highest median age?

31411 (Savannah), at 66.4 (±2.3), among 13 ZIP codes with at least 1,000 residents.

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.

Oldest ZIP codes in Chatham County, GA

These are the 13 ZIP codes in Chatham County with the highest median age, out of 13 with at least 1,000 residents. 31411 (Savannah, 66.4), 31328 (Tybee Island, 61.1) and 31410 (Savannah, 44.2) lead the list. There is no single "best" ZIP code in Chatham 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 Chatham County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	31411	Savannah	66.4 ±2.3	9,390	4,418	4,869
2	31328	Tybee Island	61.1 ±4.0	3,353	1,575	1,000
3	31410	Savannah	44.2 ±2.7	22,214	9,367	10,806
4	31302	Bloomingdale	44.2 ±2.3	8,899	3,061	4,717
5	31322	Pooler	39.3 ±2.1	30,145	12,279	16,127
6	31408	Savannah	37.9 ±1.9	11,621	4,063	4,143
7	31406	Savannah	37.3 ±1.6	34,904	14,192	15,618
8	31419	Savannah	36.5 ±2.0	57,077	22,651	25,172
9	31405	Savannah	35.5 ±1.2	40,764	15,185	18,317
10	31404	Savannah	35.4 ±1.1	30,062	12,476	14,145
11	31415	Savannah	34.1 ±3.7	11,082	3,988	4,867
12	31407	Port Wentworth	33.9 ±2.7	24,893	10,081	13,555
13	31401	Savannah	28.3 ±1.7	20,445	8,459	13,026

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; 13 of 15 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 30,700 households, on 54 carrier routes with 37,519 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 31411 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Chatham County has the highest median age?: 31411 (Savannah), at 66.4 (±2.3), among 13 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.