Flood Zone Comparison
Compare key metrics between 29920 29920, SC — Zone A and 55372 55372, MN — Zone A. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 29920 29920, SC — Zone A | 55372 55372, MN — Zone A |
|---|---|---|
| name | 29920 29920, SC — Zone A | 55372 55372, MN — Zone A |
| zip code | 29920 | 55372 |
| city | 29920 | 55372 |
| state | South Carolina | Minnesota |
| state code | SC | MN |
| 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 | 1,297 | 1,297 |
| base flood elevation | 5 ft | 18 ft |
| historical floods | 0 recorded flood events in the past 50 years | 3 recorded flood events in the past 50 years. Most recent major flood: 2011 |
| nearest water | Galveston Bay (1.7 miles) | retention pond (2.1 miles) |
| elevation ft | 10 | 320 |
| population | 13,201 | 69,589 |
| median home value | 644,567 | 104,651 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $50,483 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $119,173 |
| 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 | 4373C254J | 9921C157J |
| 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.