St. Charles County
St. Charles, MO water damage cleanup and restoration
Water damage in St. Charles, 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. St. Charles has 32,204 homes with a median build year of 1986: 16% predate 1960 and 27% were built since 2000, so plumbing ranges from original copper and galvanized lines to newer PEX. Restoration companies in our network serve 4 St. Charles ZIP codes in St. Charles County.
Check a St. Charles ZIP
Fast callback on emergency requests · 4 ZIP codes covered
Quick answer
For water, fire or smoke damage in St. Charles, 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 St. Charles ZIP codes are covered. Drying should start within 24 to 48 hours to prevent mold.
Local risks
What causes water damage in St. Charles
Mixed-age plumbing
St. Charles's housing spans many decades, so leaks come from both ends: corroded original pipes in older homes and failed supply lines and appliances in newer ones.
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
St. Charles homes by the numbers
- Homes
- 32,204
- Median year built
- 1986
- Built before 1960
- 16%
- Owner-occupied
- 68%
Among the 17 Missouri cities with pages on this site, St. Charles ranks #7 by number of homes and has older housing than 44% of them (median build year 1986). Its share of pre-1960 homes (16%) is close to the 17% average for those cities.
Source: U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates (tables B25034, B25035, B25003); 72,458 residents per the 2024 population estimate.
Disaster history in St. Charles County
Since 2000, FEMA has included St. Charles County in 9 major disaster declarations: 5 severe storms, 3 floods, 1 ice storm. The most recent was Severe Storms and Flooding in 2022 (DR-4665).
Source: OpenFEMA disaster declarations, retrieved October 5, 2026.
FAQ
St. Charles water damage questions
Who do I call for water damage in St. Charles?
For water, fire or smoke damage in St. Charles, 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 St. Charles ZIP codes are covered. Drying should start within 24 to 48 hours to prevent mold.
How old are homes in St. Charles?
The median home in St. Charles was built in 1986. About 16% of its 32,204 homes were built before 1960 and 27% 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. Charles County had federally declared disasters?
Yes. Since 2000, FEMA has included St. Charles County in 9 major disaster declarations for storms, floods, fires and similar events, most recently Severe Storms and Flooding (2022). Federal assistance is only available for declared events; most water damage is handled through homeowners or flood insurance.
Do you cover all of St. Charles?
Restoration companies in our network cover 4 St. Charles 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 St. Charles
ZIP codes covered in St. Charles
63301, 63302, 63303, 63304
Water damage help near St. Charles
- Water damage restoration in Saint Peters, MO5 mi
- Water damage restoration in Florissant, MO10 mi
- Water damage restoration in Chesterfield, MO10 mi
- Water damage restoration in O'Fallon, MO11 mi
- Water damage restoration in Wildwood, MO17 mi
- Water damage restoration in St. Louis, MO18 mi
- Water damage restoration in Wentzville, MO19 mi
- Water damage restoration in Oakville, MO26 mi
Also covered in St. Charles County: Lake Saint Louis · O'Fallon · Saint Peters · Wentzville · Cottleville · Foristell · Flint Hill · West Alton · New Melle · Portage Des Sioux · Augusta · Defiance
Guides for St. Charles homeowners
Water damage in St. Charles?
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