Area data
Charleston, SC — ZIP 29420
Population: 23,959 (Census ACS)
Home values & appreciation
- Median home value
- $336,366
- 1-year appreciation
- -1.6%
- 3-year appreciation
- +2.4%
- 5-year appreciation
- +24.1%
- 10-year appreciation
- +80.5%
- All-time peak (2025-04)
- $343,207
- House Price Index
- 444.0 (+2.0% YoY)
Market activity
- Median sale price
- $372,500
- Median list price
- $639,700
- Median days on market
- 49.5 days
- Sale-to-list ratio
- 101.3%
- Active listings
- 3
- 1-year forecast
- +1.2%
- New listings (monthly)
- 34
Rents
- Typical rent
- $1,710/mo
- 1-year rent change
- +2.6%
- 1BR fair-market rent
- $1,630/mo
- 3BR fair-market rent
- $2,230/mo
Affordability
- Cost of living index (Below Average)
- 90.5 (100 = US avg)
- Electricity rate (state-level)
- 15.0¢/kWh
- Natural gas rate (state-level)
- $16.90/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 7
- Elementary schools
- 4
- Middle schools
- 2
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively Moderate
- Top hazards
- hurricane, iceStorm, lightning, coldWave, earthquake
- FEMA flood zone
- X
- Flood risk level
- Minimal
Climate (30-year normals)
- Annual precipitation
- 53.9 in
Walkability & transit
- Walkability index
- 14.7 / 20
- Transit service frequency
- 755
Amenities
- National parks within ~60 mi
- 3
- Nearest national park
- Charles Pinckney National Historic Site (17 mi)
- Nearest airport
- Charleston International Airport (CHS) (4 mi)
- Nearest major airport
- Charleston International Airport (CHS) (4 mi)
- Hospitals nearby (~15 mi)
- 8
- Avg hospital rating
- 4.4 / 5
- Solar radiation rating
- Good (4.6 kWh/m²/day)
Migration
- Net migration
- +1,232 tax filers
Housing stock
- Median year housing built
- 1,999
- Median annual property tax
- $2,039
- Mean commute to work
- 24 min
- Households with broadband internet
- 76.1%
Employment & development
- Total county employment
- 32,608
- Average weekly wage
- $984
- Top industries (by employment)
- Accommodation & Food, Health Care, Administrative Services
- Annual residential building permits (county)
- 1,192
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →