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League City, TX · Galveston County

Water Risk Profile — ZIP 77573

Flood risk, local cost data, climate factors, and insurance context for your ZIP code.

Flood Risk

High

Cost Range

$1,725–$9,775

Avg Response

42 min

NFIP

State participates

Local Climate & Risk Factors

League City, Texas faces a diverse water damage risk profile shaped by the state's massive geographic range: East Texas receives 50+ inches of annual rainfall and faces flooding from Sabine, Neches, and Trinity River corridors; Central Texas faces flash flooding from intense hill country thunderstorms on impermeable limestone geology; Gulf Coast properties face hurricane season storm surge and flooding; and all of Texas experienced the catastrophic 2021 Winter Storm Uri pipe burst epidemic when temperatures dropped below 0°F statewide in buildings without freeze-resistant design. Texas Prompt Payment Act (Art. 542A) requires insurers to acknowledge claims within 15 days and pay within 5 days of acceptance — strong enforcement provisions with 18% interest on late payments.

Flood-prone areas: South Shore Harbour's waterfront homes border the Galveston Bay storm surge corridor and recorded multiple feet of Harvey flooding. Hidden Lakes' 1990s subdivisions sit within Clear Creek's expanded post-Harvey floodplain. Westover Park's 2000s-era homes flooded despite being marketed as outside the flood zone prior to 2017 remapping.

Insurance tip: Under FEMA's Risk Rating 2.0 effective 2021, League City Harvey claimants who did not elevate face sharply higher NFIP premiums. Galveston County repetitive-loss properties can see annual flood insurance premiums exceed $10,000 at renewal under the new actuarial methodology.

Water Category Cost Table — League City, TX

Extraction & drying cost per square foot by IICRC water category

Water Category$/sq ft
Category 1 — Clean

Burst supply line, clean appliance overflow

$3.15–$7.74
Category 2 — Gray

Dishwasher, washing machine, toilet bowl (no feces)

$7.74–$9.37
Category 3 — Black

Sewage backup, floodwater, toilet overflow with feces

$11–$13.86

Estimates exclude reconstruction (drywall, flooring replacement). National benchmarks: Cat 1 $3.75–$4.25, Cat 2 $4.10–$6.50, Cat 3 $7–$7.50/sq ft — adjusted for League City market (3.712.6/sq ft range).

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