Flood Zone Comparison
Compare key metrics between 23803 23803, VA — Zone A and 38101 Brownsville, TN — Zone A. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 23803 23803, VA — Zone A | 38101 Brownsville, TN — Zone A |
|---|---|---|
| name | 23803 23803, VA — Zone A | 38101 Brownsville, TN — Zone A |
| zip code | 23803 | 38101 |
| city | 23803 | Brownsville |
| state | Virginia | Tennessee |
| state code | VA | TN |
| category | High Risk | High Risk |
| flood zone | Zone A (High Risk — 100-Year Floodplain, No BFE) | Zone A (High Risk — 100-Year Floodplain, No BFE) |
| 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 | 1,787 | 1,787 |
| base flood elevation | 18 ft | 9 ft |
| historical floods | 2 recorded flood events in the past 50 years. Most recent major flood: 2023 | 15 recorded flood events in the past 50 years. Most recent major flood: 2010 |
| nearest water | Mississippi River (3.7 miles) | Potomac River (0.4 miles) |
| elevation ft | 319 | 429 |
| population | 14,898 | 25,406 |
| median home value | 371,138 | 299,940 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $191,490 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $164,898 |
| 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 | 6926C622J | 2799C234J |
| 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.