Navigating Charleston SC’s GIS Maps

flood map
Charleston County FEMA flood zone | Photo via Charleston County GIS

Table of Contents

What in the world is a GIS mapping system and how is it helpful? The city’s Geographical Information Systems (GIS) is an online collection of interactive maps + applications created to help citizens view city maps, road closures, flood zones, and more.

What are the most popular applications? 

  • Mapnet – an interactive map searchable by a specific address or by zooming into a location
  • Zoning Map – layout of districts throughout the city
  • Road Closures – a look at current traffic impacts 
  • Flood MapsFEMA preliminary and current flood zones

The website also provides options to check local tides and road conditions + sea levels. There’s even a map of public restrooms around the city. 

The county also offers GIS services. The list includes recycling pick-up routes, mosquito spray zones, and transportation projects.