SC area data
Johns island, SC
Johns island, SC.
Population: 27,576 (Census ACS)
Home values & appreciation
- Median home value
- $748,339
- 1-year appreciation
- +1.9%
- 3-year appreciation
- +8.2%
- 5-year appreciation
- +42.7%
- 10-year appreciation
- +95.2%
- All-time peak (2026-07)
- $748,339
- House Price Index
- 444.0 (+2.0% YoY)
Market activity
- Median sale price
- $767,000
- Median list price
- $809,000
- Median days on market
- 73 days
- Sale-to-list ratio
- 97.8%
- Active listings
- 322
- 1-year forecast
- +1.8%
- Days to pending
- 118 days
- New listings (monthly)
- 106
Rents
- Typical rent
- $2,360/mo
- 1-year rent change
- +9.6%
- 1BR fair-market rent
- $1,640/mo
- 3BR fair-market rent
- $2,240/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
- 4
- Elementary schools
- 3
- Middle schools
- 0
- High schools
- 1
Natural hazards & flood risk
- Overall hazard risk
- Relatively High
- Top hazards
- coastalFlooding, hurricane, earthquake, iceStorm, lightning
- FEMA flood zone
- AE
- Flood risk level
- High
Climate (30-year normals)
- Annual precipitation
- 53.6 in
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 47
- Days with Good air quality
- 212
Walkability & transit
- Walkability index
- 4.2 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 3
- Nearest national park
- Fort Sumter and Fort Moultrie National Historical Park (13 mi)
- Nearest airport
- Pluff Mud Field (3 mi)
- Nearest major airport
- Charleston International Airport (CHS) (19 mi)
- Hospitals nearby (~15 mi)
- 7
- Avg hospital rating
- 4.3 / 5
- Solar radiation rating
- Good (4.8 kWh/m²/day)
Migration
- Net migration
- +1,040 tax filers
Housing stock
- Median year housing built
- 2,001
- Median annual property tax
- $2,342
- Mean commute to work
- 23 min
- Households with broadband internet
- 83.5%
Employment & development
- Total county employment
- 226,174
- Average weekly wage
- $1,226
- Top industries (by employment)
- Accommodation & Food, Health Care, Professional Services
- Annual residential building permits (county)
- 1,426
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 →