City vs city
Isle of Palms vs James Island, SC
James Island currently scores 8 points higher overall than Isle of Palms, with the largest gap in tornado.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality uses an ingested EPA AirNow snapshot and may not reflect current conditions; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Isle of Palms: 53/100 · James Island: 61/100
James Island is 8 points higher.
Flood
Isle of Palms: 100/100 · James Island: 89/100
Isle of Palms is 11 points higher.
Isle of Palms: FEMA NFHL flood zones: 21 features intersect this tile.
James Island: FEMA NFHL flood zones: 33 features intersect this tile.
Wind
Isle of Palms: 53/100 · James Island: 52/100
Isle of Palms is 1 points higher.
Isle of Palms: Wind exposure derived from ingested design wind / climatology tiles.
James Island: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Isle of Palms: 43/100 · James Island: 45/100
James Island is 2 points higher.
Isle of Palms: Lightning exposure derived from ingested climatology tiles.
James Island: Lightning exposure derived from ingested climatology tiles.
Tornado
Isle of Palms: 8/100 · James Island: 65/100
James Island is 57 points higher.
Isle of Palms: Tornado risk derived from NOAA SPC historical reports.
James Island: Tornado risk derived from NOAA SPC historical reports.
Hail
Isle of Palms: 43/100 · James Island: 100/100
James Island is 57 points higher.
Isle of Palms: Hail risk derived from NOAA SPC historical reports.
James Island: Hail risk derived from NOAA SPC historical reports.
Storm surge
Isle of Palms: 98/100 · James Island: 98/100
No gap.
Isle of Palms: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
James Island: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Isle of Palms: 60/100 · James Island: 15/100
Isle of Palms is 45 points higher.
Isle of Palms: Wildfire exposure derived from ingested fire potential tiles.
James Island: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Isle of Palms: 20/100 · James Island: 26/100
James Island is 6 points higher.
Isle of Palms: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
James Island: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.