Flood Zone Comparison
Compare key metrics between 51530 51530, IA — Zone AE and 75974 75974, TX — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 51530 51530, IA — Zone AE | 75974 75974, TX — Zone AE |
|---|---|---|
| name | 51530 51530, IA — Zone AE | 75974 75974, TX — Zone AE |
| zip code | 51530 | 75974 |
| city | 51530 | 75974 |
| state | Iowa | Texas |
| state code | IA | TX |
| 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 | 2,017 | 2,017 |
| base flood elevation | 11 ft | 20 ft |
| historical floods | 11 recorded flood events in the past 50 years. Most recent major flood: 2016 | 13 recorded flood events in the past 50 years. Most recent major flood: 2016 |
| nearest water | Colorado River (2.5 miles) | Lake Ontario (3.9 miles) |
| elevation ft | 842 | 971 |
| population | 24,403 | 45,036 |
| median home value | 154,394 | 197,569 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $12,435 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $108,210 |
| 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 | 7327C326J | 9307C280J |
| 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.