Flood Zone Comparison
Compare key metrics between 17963 17963, PA — Zone A and 21653 21653, MD — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 17963 17963, PA — Zone A | 21653 21653, MD — Zone AE |
|---|---|---|
| name | 17963 17963, PA — Zone A | 21653 21653, MD — Zone AE |
| zip code | 17963 | 21653 |
| city | 17963 | 21653 |
| state | Pennsylvania | Maryland |
| state code | PA | MD |
| category | High Risk | High Risk |
| flood zone | Zone A (High Risk — 100-Year Floodplain, No BFE) | Zone AE (High Risk — 100-Year Floodplain) |
| risk level | High Risk | High Risk |
| annual flood prob | 1% annual chance (100-year flood) | 1% annual chance (100-year flood) |
| insurance required | Required for federally-backed mortgages | Required for federally-backed mortgages |
| avg annual premium | 1,943 | 1,943 |
| base flood elevation | 30 ft | 22 ft |
| historical floods | 5 recorded flood events in the past 50 years. Most recent major flood: 2011 | 2 recorded flood events in the past 50 years. Most recent major flood: 2010 |
| nearest water | Lake Erie (0.4 miles) | Lake Ontario (1.9 miles) |
| elevation ft | 1,007 | 899 |
| population | 49,326 | 47,629 |
| median home value | 342,781 | 197,463 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $30,058 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $68,015 |
| mitigation tips | Elevate utilities above base flood elevation; install sump pumps with battery backup; consider flood-proofing ground floor; maintain flood insurance; create an emergency evacuation plan; store important documents above flood level. | Elevate utilities above base flood elevation; install sump pumps with battery backup; consider flood-proofing ground floor; maintain flood insurance; create an emergency evacuation plan; store important documents above flood level. |
| fema map id | 5964C642J | 6735C625J |
| last updated | 2025-01-01 | 2025-01-01 |
Our team analyzes data from FEMA National Flood Hazard Layer to deliver accurate, up-to-date information. All data is verified and cross-referenced with official sources.