City vs city
Ellicott City vs Ilchester, MD
Ellicott City currently scores 3 points higher overall than Ilchester, 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 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
Ellicott City: 33/100 · Ilchester: 30/100
Ellicott City is 3 points higher.
Flood
Ellicott City: 22/100 · Ilchester: 24/100
Ilchester is 2 points higher.
Ellicott City: FEMA NFHL flood zones: 4 features intersect this tile.
Ilchester: FEMA NFHL flood zones: 7 features intersect this tile.
Wind
Ellicott City: 21/100 · Ilchester: 21/100
No gap.
Ellicott City: Wind exposure derived from ingested design wind / climatology tiles.
Ilchester: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ellicott City: 38/100 · Ilchester: 39/100
Ilchester is 1 points higher.
Ellicott City: Lightning exposure derived from ingested climatology tiles.
Ilchester: Lightning exposure derived from ingested climatology tiles.
Tornado
Ellicott City: 15/100 · Ilchester: 8/100
Ellicott City is 7 points higher.
Ellicott City: Tornado risk derived from NOAA SPC historical reports.
Ilchester: Tornado risk derived from NOAA SPC historical reports.
Hail
Ellicott City: 58/100 · Ilchester: 37/100
Ellicott City is 21 points higher.
Ellicott City: Hail risk derived from NOAA SPC historical reports.
Ilchester: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ellicott City: Unavailable · Ilchester: Unavailable
A score difference cannot be calculated without both sources.
Ellicott City: Storm surge model is not available for this location yet.
Ilchester: Storm surge model is not available for this location yet.
Wildfire
Ellicott City: 38/100 · Ilchester: 38/100
No gap.
Ellicott City: Wildfire exposure derived from ingested fire potential tiles.
Ilchester: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Ellicott City: 42/100 · Ilchester: 42/100
No gap.
Ellicott City: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Ilchester: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.