St. Louis County
Florissant, MO water damage cleanup and restoration
Water damage in Florissant, MO usually starts in one of a few places: a failed supply line or water heater, a roof or window leak, or water that gets into a basement or crawl space. 39% of Florissant's 23,221 homes were built before 1960, so galvanized pipe, cast-iron drains, plaster walls and older foundations are common. Restoration companies in our network serve 4 Florissant ZIP codes in St. Louis County.
Check a Florissant ZIP
Fast callback on emergency requests · 4 ZIP codes covered
Quick answer
For water, fire or smoke damage in Florissant, MO, shut off the water or power if it's safe, then call (833) 462-1975. We connect you with an independent restoration company that serves your ZIP; 4 Florissant ZIP codes are covered. With many older homes here, hidden pipe and drain leaks are common, so ask for a moisture check behind walls.
Local risks
What causes water damage in Florissant
Older foundations and pipes
In a city where 39% of homes were built before 1960, the usual suspects are corroded supply lines, cracked cast-iron drains and foundations that let water in after heavy rain.
Basement flooding
Heavy rain overwhelms sewers and drainage.
Flash flooding
Creeks rise quickly during intense storms.
Seasonal risks, licensing and FEMA history across the state are on the Missouri page.
Census data
Florissant homes by the numbers
- Homes
- 23,221
- Median year built
- 1963
- Built before 1960
- 39%
- Owner-occupied
- 66%
Among the 17 Missouri cities with pages on this site, Florissant ranks #10 by number of homes and has older housing than 94% of them (median build year 1963). Its share of pre-1960 homes (39%) is well above the 17% average for those cities, which points to more pipe, drain and foundation leaks.
Source: U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates (tables B25034, B25035, B25003); 51,290 residents per the 2024 population estimate.
Disaster history in St. Louis County
Since 2000, FEMA has included St. Louis County in 16 major disaster declarations: 11 severe storms, 4 floods, 1 ice storm. The most recent was Severe Storms, Straight-Line Winds, Tornadoes, and Flooding in 2025 (DR-4877).
Source: OpenFEMA disaster declarations, retrieved October 5, 2026.
FAQ
Florissant water damage questions
Who do I call for water damage in Florissant?
For water, fire or smoke damage in Florissant, MO, shut off the water or power if it's safe, then call (833) 462-1975. We connect you with an independent restoration company that serves your ZIP; 4 Florissant ZIP codes are covered. With many older homes here, hidden pipe and drain leaks are common, so ask for a moisture check behind walls.
How old are homes in Florissant?
The median home in Florissant was built in 1963. About 39% of its 23,221 homes were built before 1960 and 3% in 2000 or later, according to the Census Bureau's American Community Survey. Older homes are more likely to have corroded pipes and drains; newer homes see more appliance and supply-line leaks.
Has St. Louis County had federally declared disasters?
Yes. Since 2000, FEMA has included St. Louis County in 16 major disaster declarations for storms, floods, fires and similar events, most recently Severe Storms, Straight-Line Winds, Tornadoes, and Flooding (2025). Federal assistance is only available for declared events; most water damage is handled through homeowners or flood insurance.
Do you cover all of Florissant?
Restoration companies in our network cover 4 Florissant ZIP codes. Coverage is set ZIP by ZIP, so enter yours in the ZIP checker or call to confirm a company serves your address.
Common calls
Most requested in Florissant
ZIP codes covered in Florissant
63031, 63032, 63033, 63034
Water damage help near Florissant
- Water damage restoration in St. Charles, MO10 mi
- Water damage restoration in St. Louis, MO12 mi
- Water damage restoration in Saint Peters, MO15 mi
- Water damage restoration in Chesterfield, MO17 mi
- Water damage restoration in O'Fallon, MO21 mi
- Water damage restoration in Oakville, MO24 mi
- Water damage restoration in Wildwood, MO24 mi
- Water damage restoration in Belleville, IL27 mi
Also covered in St. Louis County: St. Louis · Chesterfield · Oakville · Wildwood · Ballwin · Maryland Heights · Hazelwood · Creve Coeur · Clayton · Eureka · Saint Ann · Bridgeton · Valley Park · Shrewsbury · Fenton
Guides for Florissant homeowners
Water damage in Florissant?
Stop the source if you can, then call. We'll connect you with a local restoration company that serves your ZIP.
Fast callback on emergency requests