Flood Zone Comparison
Compare key metrics between 50153 50153, IA — Zone A and 58639 58639, ND — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 50153 50153, IA — Zone A | 58639 58639, ND — Zone AE |
|---|---|---|
| name | 50153 50153, IA — Zone A | 58639 58639, ND — Zone AE |
| zip code | 50153 | 58639 |
| city | 50153 | 58639 |
| 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 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 | 1,560 | 1,559 |
| base flood elevation | 7 ft | 9 ft |
| historical floods | 5 recorded flood events in the past 50 years. Most recent major flood: 2024 | 15 recorded flood events in the past 50 years. Most recent major flood: 2020 |
| nearest water | Hudson River (3.7 miles) | Lake Huron (3.9 miles) |
| elevation ft | 931 | 403 |
| population | 64,780 | 53,095 |
| median home value | 503,939 | 193,151 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $95,399 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $166,863 |
| 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 | 6602C941J | 8951C340J |
| 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.