City vs city
Carrollton vs Roanoke, VA
Carrollton currently scores 3 points higher overall than Roanoke, with the largest gap in hail.
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 is a current EPA AirNow signal; 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
Carrollton: 42/100 · Roanoke: 39/100
Carrollton is 3 points higher.
Flood
Carrollton: 36/100 · Roanoke: 24/100
Carrollton is 12 points higher.
Carrollton: FEMA NFHL flood zones: 13 features intersect this tile.
Roanoke: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Carrollton: 25/100 · Roanoke: 17/100
Carrollton is 8 points higher.
Carrollton: Wind exposure derived from ingested design wind / climatology tiles.
Roanoke: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Carrollton: 48/100 · Roanoke: 30/100
Carrollton is 18 points higher.
Carrollton: Lightning exposure derived from ingested climatology tiles.
Roanoke: Lightning exposure derived from ingested climatology tiles.
Tornado
Carrollton: 0/100 · Roanoke: 19/100
Roanoke is 19 points higher.
Carrollton: Tornado risk derived from NOAA SPC historical reports.
Roanoke: Tornado risk derived from NOAA SPC historical reports.
Hail
Carrollton: 9/100 · Roanoke: 100/100
Roanoke is 91 points higher.
Carrollton: Hail risk derived from NOAA SPC historical reports.
Roanoke: Hail risk derived from NOAA SPC historical reports.
Storm surge
Carrollton: 91/100 · Roanoke: Unavailable
A score difference cannot be calculated without both sources.
Carrollton: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Roanoke: Storm surge model is not available for this location yet.
Wildfire
Carrollton: 56/100 · Roanoke: 51/100
Carrollton is 5 points higher.
Carrollton: Wildfire exposure derived from ingested fire potential tiles.
Roanoke: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Carrollton: 27/100 · Roanoke: 35/100
Roanoke is 8 points higher.
Carrollton: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Roanoke: Air quality signal derived from the latest EPA AirNow combined AQI grid.