Flood Zone Comparison
Compare key metrics between 50545 50545, IA — Zone A and 58484 58484, ND — Zone A. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 50545 50545, IA — Zone A | 58484 58484, ND — Zone A |
|---|---|---|
| name | 50545 50545, IA — Zone A | 58484 58484, ND — Zone A |
| zip code | 50545 | 58484 |
| city | 50545 | 58484 |
| state | Iowa | North Dakota |
| state code | IA | ND |
| category | High Risk | High Risk |
| flood zone | Zone A (High Risk — 100-Year Floodplain, No BFE) | Zone A (High Risk — 100-Year Floodplain, No BFE) |
| 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 | 2,824 | 2,824 |
| base flood elevation | 13 ft | 14 ft |
| historical floods | 0 recorded flood events in the past 50 years | 0 recorded flood events in the past 50 years |
| nearest water | retention pond (3.1 miles) | Missouri River (3.7 miles) |
| elevation ft | 1,325 | 1,273 |
| population | 71,172 | 69,594 |
| median home value | 667,347 | 513,207 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $157,623 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $90,998 |
| 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 | 8788C852J | 4674C148J |
| 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.