City vs city
Grand Rapids vs St. Johns, MI
Grand Rapids currently scores 7 points higher overall than St. Johns, 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
Grand Rapids: 35/100 · St. Johns: 28/100
Grand Rapids is 7 points higher.
Flood
Grand Rapids: 51/100 · St. Johns: 51/100
No gap.
Grand Rapids: FEMA NFHL flood zones: 8 features intersect this tile.
St. Johns: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Grand Rapids: 15/100 · St. Johns: 15/100
No gap.
Grand Rapids: Wind exposure derived from ingested design wind / climatology tiles.
St. Johns: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grand Rapids: 20/100 · St. Johns: 25/100
St. Johns is 5 points higher.
Grand Rapids: Lightning exposure derived from ingested climatology tiles.
St. Johns: Lightning exposure derived from ingested climatology tiles.
Tornado
Grand Rapids: 8/100 · St. Johns: 23/100
St. Johns is 15 points higher.
Grand Rapids: Tornado risk derived from NOAA SPC historical reports.
St. Johns: Tornado risk derived from NOAA SPC historical reports.
Hail
Grand Rapids: 73/100 · St. Johns: 20/100
Grand Rapids is 53 points higher.
Grand Rapids: Hail risk derived from NOAA SPC historical reports.
St. Johns: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grand Rapids: Unavailable · St. Johns: Unavailable
A score difference cannot be calculated without both sources.
Grand Rapids: Storm surge model is not available for this location yet.
St. Johns: Storm surge model is not available for this location yet.
Wildfire
Grand Rapids: 50/100 · St. Johns: 34/100
Grand Rapids is 16 points higher.
Grand Rapids: Wildfire exposure derived from ingested fire potential tiles.
St. Johns: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Grand Rapids: 28/100 · St. Johns: 30/100
St. Johns is 2 points higher.
Grand Rapids: Air quality signal derived from the latest EPA AirNow combined AQI grid.
St. Johns: Air quality signal derived from the latest EPA AirNow combined AQI grid.