Charleston-North Charleston, SC · South Carolina
Dorchester County
ZIP 29420
164,322 residents1,538 permits TTM$76,896 median HHI8 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$294,400
ACS 5-Year
Cap rate proxy
7.3%
FMR × 0.65 ÷ Home Value
Rent-to-income
21.6%
HUD FMR ÷ ACS HHI
Net migration
+3.07%
IRS SOI
Permits (TTM)
1,538
Census BPS
Climate risk
93.7
FEMA NRI (0–100)
ZIP 29420
Median home value
$333,217
Gross yield
6.4%
Cap rate
5.9%
Rent gap
8.4%
Affordability
P/I: 4.3R/I: 25.6%
Section 8 detail
SAFMR: $1,790Rent: $1,381Gap: 29.6%
ZIP code breakdown8 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Cap rate ↓ | Rent gap |
|---|---|---|---|---|---|
| 29471 | $198,725 | $1,300 | 7.9% | 8.3% | -6.2% |
| 29477 | $211,788 | $1,300 | 7.4% | 7.8% | -6.2% |
| 29448 | $217,621 | $1,300 | 7.2% | 7.6% | -6.2% |
| 29437 | $247,395 | $1,300 | 6.3% | 6.7% | -6.2% |
| 29483 | $358,546 | $1,510 | 5.1% | 6.1% | -20.6% |
| 29420 | $333,217 | $1,790 | 6.4% | 5.9% | 8.4% |
| 29485 | $368,205 | $1,760 | 5.7% | 5.7% | 1.0% |
| 29472 | $317,897 | $1,370 | 5.2% | 5.2% | -0.8% |
Sort by any column. Click a ZIP for detail. Rent gap: green = HUD FMR above market rent.
Demographics
Owner-occupied
75.4%
Census ACS
Vacancy rate
7.3%
Census ACS
Bachelor's degree +
30.0%
Census ACS
Rent burdened
51.1%
Census ACS (>30% income)
Median age
37.9
Census ACS
U.S. Census Bureau — American Community Survey 5-Year Estimates
U.S. Census Bureau — Building Permits Survey
U.S. Department of Housing and Urban Development — Fair Market Rents / Small Area Fair Market Rents (SAFMR)
Internal Revenue Service — Statistics of Income Migration Data
FEMA — National Risk Index
Last updated: April 16, 2026