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Flood risk and storm water in Topeka

Census, FEMA and NOAA figures for the Topeka area, and what to do with them.

41% of homes in Topeka are rented, against 33% across Shawnee County. If you rent, tell your landlord or property manager about the leak right away.

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  • Calls answered 24/7
  • Written estimate before work starts
  • Water removal, drying and repair

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Technical drawing of flood damage restoration: flooded basement cleanup, storm water cleanup and crawl space water removal.
What flood damage restoration includes: flooded basement cleanup, storm water cleanup and crawl space water removal.

Your call, step by step

  1. Call (833) 728-2327

    Say what is wet, where the water came from and whether it is still running. The call is answered any hour.

  2. Stop the source

    If water is still coming in, you are walked through the shutoff valve or the breaker first.

  3. Inspection and written estimate

    The crew checks the water category, measures moisture in walls and floors, photographs the damage and writes the estimate before work starts.

Call (833) 728-2327

Written for homeowners in the Topeka area.

Homes built before 1980 make up 70% of the housing in Topeka; across Shawnee County the share is 64%.

Flood risk in Topeka, in short

Topeka carries more flood risk than Kansas as a whole, and more of its owners insure for it. FEMA records show 1.1% of Shawnee County homes with federal flood insurance, against 0.5% statewide. FEMA's National Risk Index puts Topeka's yearly inland flood loss at $109 per $100,000 of building value, above the county's 106 and well above the state's 79.

Claims ran at 2.1 per 1,000 homes in Topeka from 2016 to 2025, against 0.6 across Shawnee County, with an average building payment of $8,285 in the county. NOAA climate normals show 10 days a year with an inch of rain or more. The county has had 8 major disaster declarations for floods and storms since 2000, and storm reports note flash flooding or flooding on 14 days from 2016 to 2025.

Water from a river, a creek or a saturated yard is Category 3, because it carries soil and sewage. A standard homeowners policy usually leaves it out, and flood insurance is the policy that pays for outside water, so check yours. Census figures show 70% of Topeka homes were built before 1980, and older basements often have cracks where groundwater seeps in after long rains. Flood damage restoration starts by pumping the basement and testing the water. The Topeka area also sees 115 nights a year at or below 32 degrees, when pipes in outside walls can split.

FEMA and NOAA figures for Topeka

Topeka figures: about 126,103 residents in the city, by the Census.

19% of homes in Topeka are in buildings with five or more units.

In Topeka, 24% of homes were built before 1950, when walls were often finished in plaster rather than drywall.

FEMA's National Risk Index expects inland flooding to cost about $109 a year for every $100,000 of building value in Topeka's ZIP codes.

  • 59,971 Housing units
  • 126,103 Residents
  • 41% Homes that are rentedShawnee County: 33% Topeka41%Shawnee33%KS33%
  • 70% Homes built before 1980Shawnee County: 64% Topeka70%Shawnee64%KS57%
  • 19% Homes in buildings with 5 or more unitsShawnee County: 14% Topeka19%Shawnee14%KS13%
  • 24% Homes built before 1950Shawnee County: 20% Topeka24%Shawnee20%KS21%
  • 109 Yearly inland flood loss per $100,000 of building valueShawnee County: 106 Topeka109Shawnee106KS79
  • 2.1 Flood insurance claims per 1,000 homes, 2016 to 2025Shawnee County: 0.6 Topeka2.1Shawnee0.6KS0.8
  • 3% Mobile and manufactured homesShawnee County: 3% Topeka3%Shawnee3%KS4%

Sources: U.S. Census Bureau, American Community Survey 2019-2023 5-year estimates; FEMA OpenFEMA, FIMA NFIP Redacted Claims v3, claims from 2016 to 2025 (not endorsed by FEMA); FEMA OpenFEMA, NFIP Residential Penetration Rates v1 (not endorsed by FEMA); FEMA National Risk Index v1.20, December 2025 (not endorsed by FEMA); NOAA NCEI, U.S. Climate Normals 1991-2020, nearest weather station; FEMA OpenFEMA, Disaster Declarations Summaries v2 (not endorsed by FEMA); NOAA NCEI Storm Events Database, 2016 to 2025.

Lowering the risk in Topeka

Topeka gets 10 days a year with an inch of rain or more, and 17 inches of snow melt against foundations each spring. Both keep steady pressure on basements. Census figures show 70% of homes here were built before 1980 and 24% before 1950, so many foundations have had decades to crack. Before the next storm, clear the downspouts and extend them well away from the house. Rebuild soil that has settled into a trough along the foundation.

Test the sump pump by filling the pit with a bucket of water and watching it cycle. Add a battery backup, since spring storms can cut power. Clear window wells and fit covers, and move papers, photos and electronics off the basement floor. Look up your address on the FEMA flood map. In Shawnee County, 1.1% of homes carry federal flood insurance, above the state's 0.5%. FEMA notes a 30-day waiting period before a new flood policy takes effect, so buy before the spring rains.

Shawnee County logged flash flooding or flooding on 14 days from 2016 to 2025. When water gets in, cut power to the basement from a dry spot, photograph everything and call. Water mitigation begins with extraction and moisture mapping. Renters, in 41% of homes, should report a leak to the landlord right away. The restoration crew serves homes across the Topeka area.

Records to keep before a flood

Get ready in Topeka before the water does. Check your address on FEMA's flood maps, record a short video of every room, and keep policy numbers and the location of the main shutoff and breaker panel on paper. Store important papers above the basement floor. When water comes in, take photos of the water line before anything is moved; those pictures matter for the cleanup plan and for any claim. Laminate and hardwood under floodwater often need subfloor water damage repair once drying ends.

What Topeka callers ask about floods

What does a FEMA flood risk rating mean for my Topeka home?

The rating compares the expected flood losses of Shawnee County with the rest of the country. It is a guide to the area's exposure, not a promise for your address, so look at your flood zone, your lot and your basement as well.

How do I keep storm water out of a Topeka basement?

Keep downspouts discharging several feet from the foundation, grade soil away from the house, test the sump pump before storm season and add a battery backup, and check window wells and basement door seals. Flood insurance covers what still gets in from outside.

Is flood cleanup different from other water damage?

Floodwater carries soil, chemicals and bacteria, so the job adds tear-out and disinfection before drying. Carpet pad and drywall below the water line are removed, not dried in place.

What should I do after floodwater gets into my Topeka home?

Stay out of standing water until the power to that area is off, and keep children and pets away, because floodwater can carry sewage and chemicals. Photograph the water line on the walls, move what you can to a dry room and call for flood cleanup. Carpet, pad and drywall below the water line usually have to come out.

Where can I check the flood zone for a Topeka address?

FEMA's Flood Map Service Center shows the mapped flood zone for any address. Check it for your Topeka home, keep a copy, and remember that basements outside high-risk zones still take in water during heavy rain.

More Topeka guides

water damage reading for the Topeka area

One call for water damage in Topeka

Answered 24/7, with a written estimate before any work starts.

Call (833) 728-2327Calls answered 24/7
Call (833) 728-2327, answered 24/7