Flood Zone Comparison
Compare key metrics between 63135 63135, MO — Zone A and 77339 77339, TX — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 63135 63135, MO — Zone A | 77339 77339, TX — Zone AE |
|---|---|---|
| name | 63135 63135, MO — Zone A | 77339 77339, TX — Zone AE |
| zip code | 63135 | 77339 |
| city | 63135 | 77339 |
| state | Missouri | Texas |
| state code | MO | TX |
| 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 | 2,496 | 2,496 |
| base flood elevation | 5 ft | 19 ft |
| historical floods | 13 recorded flood events in the past 50 years. Most recent major flood: 2017 | 9 recorded flood events in the past 50 years. Most recent major flood: 2020 |
| nearest water | Missouri River (3.0 miles) | Merrimack River (0.1 miles) |
| elevation ft | 1,042 | 1,453 |
| population | 37,876 | 1,077 |
| median home value | 405,873 | 452,824 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $145,868 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $92,022 |
| 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 | 6768C138J | 9809C418J |
| 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.