South Carolina

Marion County

28,900 residents71 permits TTM$34,501 median HHI6 ZIP codesUpdated April 28, 2026
Investor first look

Median home value

$86,800

ACS 5-Year

Cap rate proxy

9.2%

FMR × 0.65 ÷ Home Value

Rent-to-income

23.1%

HUD FMR ÷ ACS HHI

Net migration

+1.13%

IRS SOI

Permits (TTM)

71

Census BPS

Climate risk

80.7

FEMA NRI (0–100)

ZIP code breakdown6 ZIP codes

Numbers repeat across most ZIPs in this county

ZIP-level home-value data isn't published for rural areas. Federal sources (Census ACS, HUD non-metro FMR) are available at the county level only, so home-value, cap-rate, and rent-gap numbers use the county estimate for every ZIP in the county.

ZIPMedian home valueRent (FMR 2BR)Gross yieldCap rateRent gap
29519$86,800county est.$90212.5%9.2%26.5%
29546$128,585$9028.4%6.2%26.5%
29571$145,216$9027.5%5.4%26.5%
29574$134,656$9028.0%6.1%26.5%
29589$86,800county est.$90212.5%9.2%26.5%

Ranked by composite score

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Demographics

Owner-occupied

62.2%

Census ACS

Vacancy rate

18.2%

Census ACS

Bachelor's degree +

13.8%

Census ACS

Rent burdened

23.8%

Census ACS (>30% income)

Median age

43.0

Census ACS

Data sources
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 28, 2026