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How often floodwater reaches Cedar Park homes

What Cedar Park homeowners and renters should check first, with a source for every figure.

For every $100,000 of buildings in Cedar Park's ZIP codes, FEMA's model expects about $62 a year in inland flood damage, compared with $81 across Texas.

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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.

What happens when you call

  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 Cedar Park area.

In Cedar Park, 6% of homes were built before 1980, compared with 34% across Texas.

What the flood figures say for Cedar Park

Cedar Park's flood figures are low for Texas but not low enough to ignore. FEMA's National Risk Index puts the city's yearly inland flood loss at 62 per $100,000 of building value, against 70 for Williamson County and 81 for Texas. FEMA flood insurance records show 0.3 claims per 1,000 homes in the county from 2016 to 2025, far below the state's 11.6, and 1.1% of county homes carry federal flood insurance, against 5.8% statewide. When a claim was paid, though, the building payment averaged $67,990.

The risk comes in short, heavy bursts. NOAA climate normals show about 11 days a year with an inch of rain or more, and Williamson County logged 18 days with flash flood or flood reports from 2016 to 2025, with 6 major disaster declarations for floods and storms since 2000. Shallow soil over limestone sheds water fast, so creeks and low streets can rise quickly during those storms.

Once floodwater is inside, the restoration crew treats it as Category 3 because it carries soil, runoff and sewage, removing what it soaked and disinfecting before drying. A homeowners policy will not pay for it, and only flood insurance does. A new federal flood policy usually has a 30-day wait, so buy it before storm season. If water comes in from outside, ask for water removal and keep the photos and receipts together for any home in the Cedar Park area.

Flood and weather figures for Cedar Park

Calls for the Cedar Park area come from 108 ZIP codes; the figures below are the city's own.

In Cedar Park, 21% of homes are apartments or condos in buildings of five units or more.

14% of households in Cedar Park moved into their home in 2021 or later.

1% of homes in Cedar Park were built before 1950.

  • 29,220 Housing units
  • 77,474 Residents
  • 62 Yearly inland flood loss per $100,000 of building valueWilliamson County: 70 Cedar Park62Williamson70TX81
  • 6% Homes built before 1980Williamson County: 10% Cedar Park6%Williamson10%TX34%
  • 21% Homes in buildings with 5 or more unitsWilliamson County: 18% Cedar Park21%Williamson18%TX21%
  • 1% Homes built before 1950Williamson County: 2% Cedar Park1%Williamson2%TX6%
  • 2% Mobile and manufactured homesWilliamson County: 2% Cedar Park2%Williamson2%TX7%
  • 0% Homes kept for seasonal or occasional useWilliamson County: 0% Cedar Park0%Williamson0%TX2%
  • 27 Nights a year at or below 32 degreesWilliamson County: 28 Cedar Park27Williamson28TX27

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.

Getting ready in Cedar Park

Start with the FEMA flood map: look up your Cedar Park address and see whether it sits near a creek or a mapped flood zone. Only 1.1% of Williamson County homes carry federal flood insurance, and FEMA notes a 30-day waiting period before a new policy takes effect, so that decision has to come well before the forecast does.

Then work outside. NOAA climate normals count 11 days a year here with an inch of rain or more. Run downspout extensions several feet past the slab, and fill places where soil has settled toward the house. Census figures show just 6% of homes were built before 1980, and on newer lots fresh grading and landscape beds can still slope the wrong way. If you have a sump pump in a low garage or basement, pour water into the pit to confirm it starts, and give it a battery backup. Cover any window wells and lift valuables off the garage floor.

Cedar Park sees 27 nights a year at or below 32 degrees, enough to split a line in an attic or outside wall, so insulate exposed pipes. If water gets in, turn off power to wet rooms, photograph the damage and call. For storm water, which is Category 3, the restoration crew cuts out wet drywall and pad first. Water damage repair comes after readings show the framing is dry. Renters, 33% of households, should notify the landlord too, and water removal in Leander follows the same steps.

Getting your paperwork ready in Cedar Park

Get ready in Cedar Park 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.

Flood questions in Cedar Park

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

The rating compares the expected flood losses of Williamson 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 Cedar Park 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 Cedar Park 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 Cedar Park address?

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

Keep reading about Cedar Park

Cedar Park guides on costs, first steps and floods

Water damage in Cedar Park? Call (833) 728-2327

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

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