Which ZIP code in Columbia has the highest median age?

29212 (Columbia), at 44.8 (±3.0), among 12 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 Columbia, SC

These are the 12 ZIP codes in Columbia, SC with the highest median age, out of 12 with at least 1,000 residents. 29212 (Columbia, 44.8), 29223 (Columbia, 37.7) and 29206 (Columbia, 37.6) lead the list. There is no single "best" ZIP code in Columbia; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Oldest ZIP codes in Columbia

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	29212	Columbia	44.8 ±3.0	27,657	12,643	14,221
2	29223	Columbia	37.7 ±1.6	53,074	22,597	24,220
3	29206	Columbia	37.6 ±1.7	19,759	8,552	9,471
4	29204	Columbia	35.3 ±3.4	18,159	7,837	8,389
5	29229	Columbia	35.2 ±2.2	51,861	20,122	22,525
6	29210	Columbia	34.8 ±1.6	39,962	17,341	17,993
7	29203	Columbia	34.6 ±2.2	40,653	15,776	18,067
8	29209	Columbia	33.9 ±1.7	38,041	15,229	17,235
9	29205	Columbia	31.9 ±1.4	22,223	10,643	12,398
10	29201	Columbia	22.5 ±0.3	24,605	10,410	13,091
11	29207	Columbia	21.2 ±0.5	8,012	0	—
12	29208	Columbia	18.9 ±0.2	2,445	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; 12 of 13 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 71,751 households, on 124 carrier routes with 78,826 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 29212 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 Columbia has the highest median age?: 29212 (Columbia), at 44.8 (±3.0), among 12 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.