Which ZIP code in North Charleston has the lowest median age?

29404 (Charleston Afb), at 21.2 (±0.7), among 7 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.

Youngest ZIP codes in North Charleston, SC

These are the 7 ZIP codes in North Charleston, SC with the lowest median age, out of 7 with at least 1,000 residents. 29404 (Charleston Afb, 21.2), 29456 (Ladson, 31.9) and 29406 (Charleston, 32.9) lead the list. There is no single "best" ZIP code in North Charleston; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Youngest ZIP codes in North Charleston

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	29404	Charleston Afb	21.2 ±0.7	2,334	592	543
2	29456	Ladson	31.9 ±1.3	41,214	15,666	17,379
3	29406	Charleston	32.9 ±2.3	32,001	12,979	15,118
4	29420	North Charleston	34.7 ±2.5	23,959	9,515	10,815
5	29418	North Charleston	38.0 ±4.8	26,052	11,134	12,100
6	29485	Summerville	38.1 ±1.1	58,507	22,107	27,903
7	29405	North Charleston	40.2 ±2.0	26,254	11,639	12,718

How we ranked them

Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 7 of 7 qualify.

Which of these to mail, and why

Younger ZIP codes skew toward renters, students and young families: fitness, quick-service food, apartments, entertainment and first-time-buyer offers.

The top five ZIP codes on this list hold 49,886 households, on 67 carrier routes with 55,955 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 29404 on the EDDM route map

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Frequently asked questions

Which ZIP code in North Charleston has the lowest median age?: 29404 (Charleston Afb), at 21.2 (±0.7), among 7 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, lowest 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.