Comprehensive Data Report
Johns Island, SC
ZIP Code 29457
•Charleston County
Population
29,457
Median Income
$64,457
Home Value
$284,513
Livability
76/100
Total Population
29,457
Median Household Income
$64,457
Median Home Value
$284,513
Median Rent
$1,790
Quick Facts & Insights
Key metrics and how they compare
Population Density
29,457 residents
Median Age
37.1 years
Safety Score
66/100
Moderate safety
Livability Score
Overall quality of life rating based on key factors
Overall Livability
76
Good
Out of 100
Score Breakdown
Amenities
74/100
Cost of Living
69/100
Safety
76/100
Education
77/100
Employment
73/100
Housing
76/100
Weather
81/100
Data Sources & Accuracy
Official Government Data:Demographics and housing statistics are from the U.S. Census Bureau API (American Community Survey 5-Year Estimates). Weather and climate data comes from the National Oceanic and Atmospheric Administration (NOAA) API with official climate normals from the nearest weather station. Crime statistics are from the FBI Crime Data Explorer API, with county-level data when available, otherwise state-level official data.
Modeled Estimates:Schools and some economic indicators are currently modeled using statistical methods based on national averages and regional patterns. For critical decisions, verify with official sources:
- Schools: GreatSchools.org or NCES
- Note: IPEDS integration for colleges/universities is in progress
Learn more about our data sources and methodology on our Data Sources page.
Cost of Living
Compared to national average (100 = US average)
Overall Cost Index
108
Near average
100 = US National Average
Cost Index by Category
Housing
112
Above avg
Transportation
106
Average
Healthcare
106
Average
Groceries
103
Average
Utilities
102
Average
Overall
108
Average
Economy & Employment
Job market and economic indicators
Labor Force
17,951
Employment Rate
95.1%
Avg. Commute
27 min
Work From Home
14%
Top Industries by Employment
Industry Breakdown
Healthcare & Social Assistance
15.8%Professional Services
12.5%Retail Trade
11.1%Education
10.2%Manufacturing
9.4%Total Employed
17,067
Total Unemployed
1,556
Unemployment Rate
8.7%
Nearby ZIP Codes
Explore surrounding areas
29402
0.0 mi
Charleston, SC
29409
0.0 mi
Charleston, SC
29413
0.0 mi
Charleston, SC
29415
0.0 mi
North Charleston, SC
29416
0.0 mi
Charleston, SC
29417
0.0 mi
Charleston, SC
29419
0.0 mi
North Charleston, SC
29422
0.0 mi
Charleston, SC
29423
0.0 mi
Charleston, SC
29465
0.0 mi
Mount Pleasant, SC
29464
2.2 mi
Mount Pleasant, SC
29455
2.3 mi
Johns Island, SC
Demographics Overview
Comprehensive population statistics and demographic breakdown
Age Distribution
Population by age group
Household Income Distribution
Households by income bracket
Education Levels (Age 25+)
Highest education attained
Race & Ethnicity
Demographic composition
Median Age
37.1 years
Per Capita Income
$38,674
Poverty Rate
10.9%
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