Charleston County, SC ZIP codes
There are 36 ZIP codes in Charleston County, SC, in 16 towns, from 29401 to 29487. The largest are 29464 (Mount Pleasant), 29414 (Charleston) and 29466 (Mount Pleasant).
The county seat is Charleston.
- ZIP codes
- 36
- Towns
- 16
- County seat
- Charleston
- County FIPS
45019- State
- South Carolina
- Population
- 420,264
- Median household income
- $88,494
- Land area
- 918 sq mi
- Metro area
- Charleston-North Charleston
Charleston County ZIP codes by town
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Charleston County ZIP codes
The ZIP codes of Charleston County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Charleston County in numbers
About 420,264 people live in Charleston County, in 178,975 households, the 3rd most populous of South Carolina's 46 counties. The median household income is $88,494 a year, 28% above the South Carolina median of $69,324 (US: $80,734). The median owner-occupied home is valued at $489,100 (89% above the South Carolina median), and median gross rent is $1,620 a month. The median age is 39.2; 50.3% of adults 25 and over hold a bachelor's degree or higher (32.1% across South Carolina); the average commute takes 25 minutes.
| Population | 420,264 |
|---|---|
| Households | 178,975 |
| Median age | 39.2 |
| Median household income | $88,494 |
| Median home value | $489,100 |
| Median gross rent | $1,620 |
| Bachelor's degree or higher | 50.3% |
| Mean commute | 25.1 min |
| Population density | 458 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Charleston County
| Town | ZIP codes | Population |
|---|---|---|
| Charleston | 15 | 154,338 |
| North Charleston | 4 | 119,913 |
| Mount Pleasant | 3 | 93,993 |
| Johns Island | 2 | 27,576 |
| Ladson | 1 | 16,140 |
| Hollywood | 1 | 5,382 |
| Isle Of Palms | 1 | 4,362 |
| Edisto Island | 1 | 2,826 |
| Wadmalaw Island | 1 | 2,703 |
| Ravenel | 1 | 2,615 |
| Mc Clellanville | 1 | 2,505 |
| Charleston Afb | 1 | 2,334 |
| Sullivans Island | 1 | 2,087 |
| Awendaw | 1 | 1,772 |
| Folly Beach | 1 | 1,267 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Charleston County.
Not sure you are in Charleston County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Charleston County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
29401 | Charleston , SC | Standard | 9,339 | $99,667 | $1,164,800 |
29402 | Charleston , SC | No street area | — | — | — |
29403 | Charleston , SC | Standard | 22,533 | $66,944 | $674,000 |
29404 | Charleston Afb , SC | Standard | 2,334 | $54,716 | — |
29405 | North Charleston , SC | Standard | 26,254 | $56,600 | $307,800 |
29406 | Charleston , SC | Standard | 32,001 | $49,815 | $229,300 |
29407 | Charleston , SC | Standard | 36,706 | $85,367 | $451,800 |
29409 | Charleston , SC | Standard | 2,056 | — | — |
29412 | Charleston , SC | Standard | 39,256 | $101,509 | $504,500 |
29413 | Charleston , SC | No street area | — | — | — |
29414 | Charleston , SC | Standard | 44,727 | $99,529 | $417,300 |
29415 | North Charleston , SC | No street area | — | — | — |
29416 | Charleston , SC | No street area | — | — | — |
29417 | Charleston , SC | No street area | — | — | — |
29418 | North Charleston , SC | Standard | 26,052 | $64,583 | $267,600 |
29419 | North Charleston , SC | No street area | — | — | — |
29422 | Charleston , SC | No street area | — | — | — |
29423 | Charleston , SC | No street area | — | — | — |
29424 | Charleston , SC | Standard | 1,243 | — | — |
29425 | Charleston , SC | Standard | 0 | — | — |
29426 | Adams Run , SC | Standard | 1,697 | $64,087 | $201,300 |
29429 | Awendaw , SC | Standard | 4,479 | $112,244 | $537,600 |
29438 | Edisto Island , SC | Standard | 2,826 | $86,979 | $642,400 |
29439 | Folly Beach , SC | Standard | 1,125 | $137,396 | $1,043,200 |
29449 | Hollywood , SC | Standard | 8,024 | $56,929 | $409,500 |
29451 | Isle Of Palms , SC | Standard | 4,362 | $156,979 | $1,581,300 |
29455 | Johns Island , SC | Standard | 27,576 | $121,372 | $590,800 |
29456 | Ladson , SC | Standard | 41,214 | $78,361 | $270,100 |
29457 | Johns Island , SC | No street area | — | — | — |
29458 | Mc Clellanville , SC | Standard | 2,505 | $86,431 | $370,900 |
29464 | Mount Pleasant , SC | Standard | 53,045 | $111,907 | $755,100 |
29465 | Mount Pleasant , SC | No street area | — | — | — |
29466 | Mount Pleasant , SC | Standard | 44,942 | $133,357 | $736,400 |
29470 | Ravenel , SC | Standard | 5,639 | $86,410 | $345,000 |
29482 | Sullivans Island , SC | Standard | 2,087 | $192,813 | $2,000,000+ |
29487 | Wadmalaw Island , SC | Standard | 2,703 | $105,592 | $487,900 |
Cite this page
zipcodes.pro. “Charleston County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/sc/county/charleston
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