Flood Zone Comparison
Compare key metrics between 77373 77373, TX — Zone A and 77807 77807, TX — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 77373 77373, TX — Zone A | 77807 77807, TX — Zone AE |
|---|---|---|
| name | 77373 77373, TX — Zone A | 77807 77807, TX — Zone AE |
| zip code | 77373 | 77807 |
| city | 77373 | 77807 |
| state | Texas | Texas |
| state code | TX | 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 | 2,525 | 2,525 |
| base flood elevation | 24 ft | 12 ft |
| historical floods | 0 recorded flood events in the past 50 years | 4 recorded flood events in the past 50 years. Most recent major flood: 2021 |
| nearest water | Lake Michigan (0.3 miles) | Rio Grande (1.7 miles) |
| elevation ft | 1,445 | 539 |
| population | 28,754 | 44,005 |
| median home value | 300,443 | 770,680 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $42,211 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $182,362 |
| 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 | 4842C718J | 7515C889J |
| 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.