Wadmalaw Island, SC

Single-footprint Census roll-up for Wadmalaw Island, SC: 1 USPS ZIP, population 2,725. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet WADMALAW-ISLAND-SC · Wadmalaw Island, SC 1 ZIPs · 2,725 pop · #3606/25278 · Charleston County

INC-HIGH · RANK-TOP · BELOW-PEER · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-HIGH

  • INC-HIGH $105,592
  • RANK-TOP #3606/25278
  • BELOW-PEER under Awendaw
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 94% owners
  • POP-VILLAGE 2,725
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $487,900

Nearest income peer: Awendaw, SC (+ $6,652 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Wadmalaw Island

Lowest/highest poles plus county-sharing cities nearest Wadmalaw Island on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Wadmalaw Island, SC sits among US cities with an upper-quartile household income, on a village-scale population base, across a single-ZIP footprint.

Top 14%
household income vs 25,278 US cities
2,725
city population (Census)
1
USPS ZIP codes covered
$105,592
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $105,592 and home value $487,900 should be read as near-neighborhood numbers ; bachelor's attainment averages 45.8%.

Owner-occupancy here runs high (93.6%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within South Carolina, Simpsonville is the closest lower-income city and Awendaw the closest higher-income city by average ZIP household income. Their 2 and 1 ZIP footprints are the immediate statewide comparison set for Wadmalaw Island.

Population concentration

One ZIP, 29487, is all of Wadmalaw Island

There is no split to weigh here: 29487 holds every one of Wadmalaw Island's 2,725 ACS residents. City-level and ZIP-level numbers on this site are the same number twice, check the ZIP page for the income/tenure/commute breakdown.

Census ZBP business roll-up

Mid-pack ZBP load on Wadmalaw Island's one ZIP

Citywide ZBP: 44 establishments, 206 employees , annual payroll $11,127k (~16 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 29487 (44 units) ; leading NAICS Construction (11) · also Professional, scientific, and technical services · Administrative and support and waste management and remediation services .

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ZIP Codes in Wadmalaw Island, SC

These ZIP codes sit in Charleston County, which covers 25 ZIP codes in all; 1 of them fall in Wadmalaw Island. See the Charleston County roll-up →

Wadmalaw Island lands mid-pack among the 12 cities sharing Charleston County: Mount Pleasant, Johns Island and Isle Of Palms earn more and Charleston, North Charleston and Hollywood earn less. Sullivans Island marks the far end of that range at $192,813, 83% above Wadmalaw Island.

ZIP Code Population Median income Establishments Density
29487 2,725 $105,592 44 25

Wadmalaw Island roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Wadmalaw Island, .