Laplace, Louisiana: natural disaster risk
How exposed Laplace is to floods, storms and other hazards, from FEMA and NOAA records for St. John the Baptist Parish.
Laplace is a community of 28,343 people in St. John the Baptist Parish, Louisiana. FEMA's National Risk Index rates St. John the Baptist Parish relatively moderate for natural hazards overall, about average for the US. The costliest hazards there are hurricane, inland flooding and tornado, with about $46.4 million in expected losses a year across the county. The weather service has logged 96 storm reports in the county since 1957, including 20 tornadoes and 13 floods. NOAA hurricane records show 29 hurricanes and 30 tropical storms passing within 65 miles of the county's center, 11 of them major. About 34.2% of homes in the county carry federal flood insurance.
Risk figures are for St. John the Baptist Parish. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.
Top risks in Laplace
Full St. John the Baptist Parish report ›- Know your evacuation zone and route before June 1.
- Ask about roof age, shutters and the separate wind or hurricane deductible on your home policy.
- 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.
- Pick a shelter spot: a basement, or an inside room on the lowest floor with no windows.
- Turn on emergency alerts on your phone and keep a weather radio.
All hazards
| Hazard | Rating | A year |
|---|---|---|
| Hurricane | $28M | |
| Inland flooding | $9M | |
| Tornado | $4M | |
| Coastal flooding | $2M | |
| Cold wave | $1M | |
| Heat wave | $1M | |
| Drought | $1M | |
| Lightning | $519K | |
| Strong wind | $274K | |
| Hail | $243K | |
| Earthquake | $131K | |
| Ice storm | $49K |
Homes in Laplace
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 St. John the Baptist Parish
Other cities in Louisiana
All ›Common questions about Laplace
Is Laplace safe from natural disasters?
Laplace is in St. John the Baptist Parish, which FEMA's National Risk Index rates relatively moderate overall, about average for the US. The biggest hazards are hurricane, inland flooding, tornado. No place is free of risk, so check the flood map and insurance for any home you consider.
What natural disasters happen in Laplace?
By expected yearly losses in St. John the Baptist Parish, the top hazards are hurricane (High), inland flooding (Low), tornado (Moderate). St. John the Baptist Parish has been part of 43 federal disaster or emergency declarations for natural events.
Does Laplace get tornadoes?
Yes. NOAA records list 20 tornadoes in St. John the Baptist Parish since 1950; the strongest was an F4 tornado on December 6, 1983. FEMA rates tornado risk in the county moderate.
Do I need flood insurance in Laplace?
Standard home insurance does not cover floods. In St. John the Baptist Parish, about 34.2% of homes have federal flood insurance, and FEMA rates inland flooding risk low. Check the FEMA flood map for your address and get a quote even outside a high-risk zone.