PlainZIP

Islandton, SC

Single-footprint Census roll-up for Islandton, SC: 1 USPS ZIP, population 1,135. 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 ISLANDTON-SC · Islandton, SC 1 ZIPs · 1,135 pop · #18643/25278 · Colleton County

INC-MID · RANK-LOWER · PHOTO-FINISH · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-LOW

  • INC-MID $58,267
  • RANK-LOWER #18643/25278
  • PHOTO-FINISH ≈ Cottageville
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 88% owners
  • POP-VILLAGE 1,135
  • SPREAD-UNK Single-ZIP book
  • HOME-LOW $104,500

Nearest income peer: Cottageville, SC (+ $546 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 Islandton

Lowest/highest poles plus county-sharing cities nearest Islandton 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, Islandton, SC sits among US cities with a below-median household income, on a village-scale population base, across a single-ZIP footprint.

26th pct
household income vs 25,278 US cities
1,135
city population (Census)
1
USPS ZIP codes covered
$58,267
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.

Below-median income with few delivery areas (1): read cost-of-living from the primary ZIP. Household income $58,267 and poverty 6.2% concentrate in 29929.

Owner-occupancy here runs high (88.4%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within South Carolina, Wellford is the closest lower-income city and Tamassee the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Islandton.

Population concentration

One ZIP, 29929, is all of Islandton

There is no split to weigh here: 29929 holds every one of Islandton's 1,135 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

Sparse ZBP book inside single-ZIP Islandton

Citywide ZBP: 7 establishments, 31 employees , annual payroll $699k (~6 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 29929 (7 units) .

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ZIP Codes in Islandton, SC

These ZIP codes sit in Colleton County, which covers 10 ZIP codes in all; 1 of them fall in Islandton. See the Colleton County roll-up →

Islandton sits in the upper half of Colleton County on income: Walterboro, Ruffin and Round O report less, while Jacksonboro reports more. Jacksonboro marks the far end of that range at $113,164, 94% above Islandton.

ZIP Code Population Median income Establishments Density
29929 1,135 $58,267 7 6
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Islandton 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 Islandton, .