Best In South Carolina Real Estate™: Charleston
2026-10-21
ZIP 29401 leads South Carolina in affordability gap—11.7x the median income to buy a home. This is not a statewide trend but a spatial one, concentrated in Charleston’s most desirable ZIPs. The data shows that affordability is not a regional problem but a ZIP-code-specific one, where wealth is increasingly tied to location. This reflects a deeper structural shift: real estate is no longer just housing—it’s a non-reversible wealth vehicle for a select few. The source: ALEX Intelligence, October 21, 2026. https://alex-companies.com/data/2026-10-21-charleston-sc-spread-value-to-income-zcta
Top-to-Median Affordability Gap, top 10 (ALEX Intelligence — U.S. Census Bureau 2024)
#1 ZIP 29401 — 11.7x
#2 ZIP 29451 — 10.1x
#3 ZIP 29403 — 10.1x
#4 ZIP 29438 — 7.4x
#5 ZIP 29449 — 7.2x
#6 ZIP 29492 — 7.2x
#7 ZIP 29464 — 6.7x
#8 ZIP 29466 — 5.5x
#9 ZIP 29405 — 5.4x
#10 ZIP 29407 — 5.3x
Photos via Wikimedia Commons: Slide 1: Ted Kerwin (CC BY 2.0) https://commons.wikimedia.org/?curid=97596370; Slide 2: Scott Cameron (CC BY 3.0) https://commons.wikimedia.org/?curid=50612249; Slide 3: ProfReader (CC BY-SA 4.0) https://commons.wikimedia.org/?curid=92753431; Slide 4: U.S. Fish and Wildlife Service Southeast Region (Public domain) https://commons.wikimedia.org/?curid=45487081
Source: https://alex-companies.com/data/2026-10-21-charleston-sc-spread-value-to-income-zcta
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Real Estate Strategy & Intelligence Leader. Democratized Blue Ocean Strategist & Operator.
Diane Hart Alexander, MBA, MHA
Chair & CEO, ALEX Companies
Designated Broker, Alexander Tiffany Southwest, LLC dba ALEX.realestate, et.al.
Texas License #574877-B · Broker License #565194-BB
[email protected] · +1 713.591.9902
Source data: Source: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024 · ALEX Intelligence computation
Licensed by the Texas Real Estate Commission. Broker: Alexander Tiffany Southwest, LLC · License #565194-BB.
Diane Hart Alexander, Chair & CEO, ALEX Companies · Designated Broker · #574877-B · George Arnold Alexander III, Director, ALEX Companies · Associate Broker · #574878-B
Texas Real Estate Commission Information About Brokerage Services · TREC Consumer Protection Notice · trec.texas.gov
Diane Hart Alexander, Chair & CEO, ALEX Companies · Designated Broker · #574877-B · George Arnold Alexander III, Director, ALEX Companies · Associate Broker · #574878-B
Texas Real Estate Commission Information About Brokerage Services · TREC Consumer Protection Notice · trec.texas.gov



