Flood Zone Comparison
Compare key metrics between 28421 28421, NC — Zone AE and 34957 34957, FL — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 28421 28421, NC — Zone AE | 34957 34957, FL — Zone AE |
|---|---|---|
| name | 28421 28421, NC — Zone AE | 34957 34957, FL — Zone AE |
| zip code | 28421 | 34957 |
| city | 28421 | 34957 |
| state | North Carolina | Florida |
| state code | NC | FL |
| 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 | 1,421 | 1,421 |
| base flood elevation | 15 ft | 19 ft |
| historical floods | 6 recorded flood events in the past 50 years. Most recent major flood: 2017 | 0 recorded flood events in the past 50 years |
| nearest water | Gulf of Mexico (0.5 miles) | drainage canal (2.2 miles) |
| elevation ft | 1,897 | 4 |
| population | 3,797 | 40,659 |
| median home value | 397,222 | 409,607 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $193,061 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $138,678 |
| 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 | 1439C411J | 8738C479J |
| 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.