ZIP Code 29420

ZIP code 29420 is classified by USPS as a standard delivery area and covers roughly 29.1 square miles in North Charleston, Dorchester County, South Carolina. The area is home to 21,834 residents, producing a population density of 751 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 29420 against South Carolina and the nation.

On the economic side, the median household income for ZIP 29420 sits at $72,661 (14% above the South Carolina average), while per-capita income is $39,165. The poverty rate stands at 12.0% and the unemployment rate at 4.4%. On housing, the median home value is $331,700 (47% above the state average) with median rent at $1,529 per month, and 62.2% of occupied units are owner-occupied, a direct signal of whether 29420 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 32.4% of adults hold a bachelor's degree or higher, the median age is 34.7, and the average commute is 28 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Dorchester County, so you can benchmark 29420 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →