DATA

Here are several sources of data for Johns Island.

• Data.Gov (Federal site for " data, tools, and resources to conduct research, develop web and mobile applications, design data visualizations, and more")

• Charleston Trident Association of Realtors Market Reports (price of housing) 
• BCD Building Permit Density
• Berkeley-Charleston-Dorchester Housing Needs Assessment:  2014 
• Charleston Regional Data Center (economic, demographic, and workforce data on the Charleston region)

• US Census Bureau Data
• 2020 Census Demographic Data Map Viewer
• Sea Island 2020 Census Data (11 Nov 2021) 
• South Carolina: 2010 Population and Housing Unit Counts (Jul 2012)  
• United States Census Bureau
• US Census Bureau Quick Facts [Historical Data]
• Census Reporter
• 2022 State-to-State Migration Flows Statistics

US Census Profiles

• South Carolina
• Charleston County
• Johns Island
• Kiawah Island
• Seabrook Island
• Wadmalaw Island

City of Charleston

• City of Charleston GIS
• City of Charleston Mapnet (lots of good info, including subdivisions)
• City of Charleston Public Service Maps [Click on "GMS Dev" for layers]

Charleston County

• Charleston County GIS

Berkeley-Charleston-Dorchester Council of Governments

• BCDCOG Map Gallery and Data Portal 
• BCDCOG Regional Planning Mapping and Data

State

• South Carolina Green Infrastructure Plan Risk Maps
• DHEC Active Mine Viewer

Other

• The Nature Conservancy map of conserved land in South Carolina

• How's My Waterway (EPA water quality)
• NOAA Sea Level Rise Viewer
• Charleston Sea Level Rise Viewer (City of Charleston)
• Climate Central's Risk Zone Map

• University of South Carolina Library, Historical Aerial Photographs (click on the magnifying icon to select county and year)
• ArchSite (The South Carolina Institute of Archaeology and Anthropology (SCIAA) and the South Carolina Department of Archives and History (SCDAH) online cultural resource information system for the state of South Carolina)
• USGS TopoView [Historical Topo Maps]
• University of South Carolina Library, Historical Aerial Photographs
• Black Beaches of the 1960s
• Inner Belt Freeway:  1967
• USGS Map of Johns Island:  1919  
• John Island:  1820's  
• Battle of Stono Ferry:  1779