Flood Zone Comparison
Compare key metrics between 52220 52220, IA — Zone AE and 57716 57716, SD — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 52220 52220, IA — Zone AE | 57716 57716, SD — Zone AE |
|---|---|---|
| name | 52220 52220, IA — Zone AE | 57716 57716, SD — Zone AE |
| zip code | 52220 | 57716 |
| city | 52220 | 57716 |
| state | Iowa | South Dakota |
| state code | IA | SD |
| category | High Risk | High Risk |
| flood zone | Zone AE (High Risk — 100-Year Floodplain) | 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 | 3,248 | 3,249 |
| base flood elevation | 6 ft | 22 ft |
| historical floods | 6 recorded flood events in the past 50 years. Most recent major flood: 2021 | 9 recorded flood events in the past 50 years. Most recent major flood: 2012 |
| nearest water | Lake Michigan (2.8 miles) | local creek (1.8 miles) |
| elevation ft | 756 | 538 |
| population | 59,715 | 4,816 |
| median home value | 589,470 | 616,084 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $154,566 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $56,181 |
| 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 | 3871C993J | 5572C316J |
| 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.