Maryville, Tennessee: natural disaster risk
How exposed Maryville is to floods, storms and other hazards, from FEMA and NOAA records for Blount County.
Maryville is a city of 32,392 people in Blount County, Tennessee. FEMA's National Risk Index rates Blount County relatively low for natural hazards overall, lower than most of the US. The costliest hazards there are inland flooding, earthquake and cold wave, with about $36.6 million in expected losses a year across the county. The weather service has logged 535 storm reports in the county since 1955, including 16 tornadoes and 38 floods. NOAA hurricane records show 0 hurricanes and 4 tropical storms passing within 65 miles of the county's center. About 0.5% of homes in the county carry federal flood insurance.
Risk figures are for Blount County. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.
Top risks in Maryville
Full Blount County report ›- Check the FEMA flood map for your address, and ask the seller or landlord about past flooding.
- Price a flood policy now. Most new federal policies take 30 days to start.
- Ask whether an older house is bolted to its foundation.
- Consider separate earthquake insurance where risk is high.
- Insulate pipes in outside walls, crawl spaces and garages.
- Know how to shut off the main water valve.
All hazards
| Hazard | Rating | A year |
|---|---|---|
| Inland flooding | $17M | |
| Earthquake | $10M | |
| Cold wave | $3M | |
| Tornado | $3M | |
| Lightning | $1M | |
| Strong wind | $937K | |
| Ice storm | $311K | |
| Heat wave | $286K | |
| Landslide | $227K | |
| Hail | $198K | |
| Wildfire | $189K | |
| Winter weather | $150K |
Homes in Maryville
Older homes and mobile homes usually take more damage in storms, floods and earthquakes. Ask about roof age, flood history and retrofits before you buy or rent.
Strongest tornadoes in Blount County
Common questions about Maryville
Is Maryville safe from natural disasters?
Maryville is in Blount County, which FEMA's National Risk Index rates relatively low overall, lower than most of the US. The biggest hazards are inland flooding, earthquake, cold wave. No place is free of risk, so check the flood map and insurance for any home you consider.
What natural disasters happen in Maryville?
By expected yearly losses in Blount County, the top hazards are inland flooding (Moderate), earthquake (Moderate), cold wave (Moderate). Blount County has been part of 16 federal disaster or emergency declarations for natural events.
Does Maryville get tornadoes?
Yes. NOAA records list 16 tornadoes in Blount County since 1950; the strongest was an EF4 tornado on April 27, 2011 near Chilhowee. FEMA rates tornado risk in the county moderate.
Do I need flood insurance in Maryville?
Standard home insurance does not cover floods. In Blount County, about 0.5% of homes have federal flood insurance, and FEMA rates inland flooding risk moderate. Check the FEMA flood map for your address and get a quote even outside a high-risk zone.