Charleston County, SC Average Home Price (2026)
The average home price in Charleston County, South Carolina is about $642,500 (the 2026 median across 22 ZIP codes, at ~$385/sq ft) — 172% more expensive than the South Carolina median and 122% more expensive than the typical U.S. home.
How Charleston County compares
Charleston County is relatively expensive for housing nationally: its typical home costs $642,500 against $236,000 for South Carolina and $289,000 for the U.S. Within the county, ZIP-level values run from about $282,000 to $4,558,000.
| Area | Typical value | $ / sq ft |
|---|---|---|
| Charleston County | $642,500 | $385 |
| South Carolina | $236,000 | $177 |
| United States | $289,000 | $193 |
Cities in Charleston County
Cities with their own home-value page, largest first:
Charleston County home prices by ZIP code
The 15 most valuable ZIP codes in Charleston County (of 22 with data):
| ZIP code | Typical value | $ / sq ft | vs county |
|---|---|---|---|
| 29482 Sullivans Island | $4,558,000 | $1669 | +609% |
| 29451 Isle of Palms | $1,717,000 | $1037 | +167% |
| 29401 Charleston | $1,526,000 | $1089 | +138% |
| 29439 Folly Beach | $1,130,000 | $789 | +76% |
| 29464 Mount Pleasant | $933,000 | $568 | +45% |
| 29403 Charleston | $855,000 | $645 | +33% |
| 29466 Mount Pleasant | $836,000 | $371 | +30% |
| 29429 Awendaw | $758,000 | $462 | +18% |
| 29455 Charleston | $747,000 | $453 | +16% |
| 29438 Edisto Beach | $716,000 | $523 | +11% |
| 29487 Wadmalaw Island | $691,000 | $460 | +8% |
| 29412 Charleston | $594,000 | $399 | -8% |
| 29407 Charleston | $526,000 | $363 | -18% |
| 29449 Meggett | $518,000 | $281 | -19% |
| 29470 Ravenel | $469,000 | $225 | -27% |
Home value appreciation in Charleston County
Home prices in Charleston County have risen about 129% over the last 10 years (≈8.6% a year) and +160.5% over 20 years, according to the FHFA house price index through 2025. The most recent year came in at +2.3% — still rising. A home worth $642,500 today was worth roughly $281,059 ten years ago.
See where that trend takes a specific home with the home appreciation calculator — statewide, South Carolina is +104.3% over the same 10 years. Past appreciation is a track record, not a forecast; local prices can fall.
Calculators for Charleston County
Run the numbers for Charleston County with the local rates already filled in — change any input to test your own situation.
Salary needed to buy a home in Charleston County
To buy the typical $642,500 home in Charleston County with 20% down, you need a household income of roughly $175,000 a year (about $4,080 a month for the mortgage, taxes, and insurance). With 10% down the bar rises to about $208,000, because the loan is bigger and mortgage insurance kicks in.
| Down payment | Cash down | Monthly payment | Income needed |
|---|---|---|---|
| 5% (+PMI) | $32,100 | $5,070/mo | $217,000/yr |
| 10% (+PMI) | $64,300 | $4,850/mo | $208,000/yr |
| 20% | $128,500 | $4,080/mo | $175,000/yr |
Assumes a 30-year fixed mortgage at 6.5%, property tax at 1.1% and insurance at 0.45% of value per year, PMI of 0.75% on loans with less than 20% down, and the standard 28% housing-to-income rule. Your rate, taxes, and HOA will move these — run your own numbers in the mortgage calculator.
What your budget buys in Charleston County
At about $385 per square foot, here is roughly how much home different budgets get you in Charleston County:
| Budget | Approx. size | What that looks like locally |
|---|---|---|
| $300k | 780 sq ft | below the local median — condos, smaller or older homes |
| $400k | 1040 sq ft | below the local median — condos, smaller or older homes |
| $500k | 1300 sq ft | below the local median — condos, smaller or older homes |
| $600k | 1560 sq ft | around the typical home here |
| $750k | 1950 sq ft | around the typical home here |
Wondering where that budget goes further? The relocation calculator ranks hundreds of U.S. cities by what the same money buys — it opens filtered to South Carolina.
Estimate a specific home in Charleston County
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Charleston County home prices: frequently asked
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Browse all South Carolina cities and counties, or look up price per square foot by ZIP code nationwide.
Directional estimates from public market data (Realtor.com & Zillow research; FHFA house price index; Census ZIP-to-county relationships), not appraisals.