City vs city
Castle Rock vs Fort Collins, CO
Castle Rock currently scores 4 points higher overall than Fort Collins, 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 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
Castle Rock: 52/100 · Fort Collins: 48/100
Castle Rock is 4 points higher.
Flood
Castle Rock: 40/100 · Fort Collins: 53/100
Fort Collins is 13 points higher.
Castle Rock: FEMA NFHL flood zones: 7 features intersect this tile.
Fort Collins: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Castle Rock: 15/100 · Fort Collins: 16/100
Fort Collins is 1 points higher.
Castle Rock: Wind exposure derived from ingested design wind / climatology tiles.
Fort Collins: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Castle Rock: 34/100 · Fort Collins: 23/100
Castle Rock is 11 points higher.
Castle Rock: Lightning exposure derived from ingested climatology tiles.
Fort Collins: Lightning exposure derived from ingested climatology tiles.
Tornado
Castle Rock: 85/100 · Fort Collins: 35/100
Castle Rock is 50 points higher.
Castle Rock: Tornado risk derived from NOAA SPC historical reports.
Fort Collins: Tornado risk derived from NOAA SPC historical reports.
Hail
Castle Rock: 100/100 · Fort Collins: 100/100
No gap.
Castle Rock: Hail risk derived from NOAA SPC historical reports.
Fort Collins: Hail risk derived from NOAA SPC historical reports.
Storm surge
Castle Rock: Unavailable · Fort Collins: Unavailable
A score difference cannot be calculated without both sources.
Castle Rock: Storm surge model is not available for this location yet.
Fort Collins: Storm surge model is not available for this location yet.
Wildfire
Castle Rock: 65/100 · Fort Collins: 68/100
Fort Collins is 3 points higher.
Castle Rock: Wildfire exposure derived from ingested fire potential tiles.
Fort Collins: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Castle Rock: 28/100 · Fort Collins: 39/100
Fort Collins is 11 points higher.
Castle Rock: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Fort Collins: Air quality signal derived from the latest EPA AirNow combined AQI grid.