Mold Removal Cost And Risk In Hays County, TX

A typical professional mold job in Hays County runs about $1,450 to $5,900 before rebuild, using the Austin-Round Rock-San Marcos, TX price level. Below are the 7 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Texas rules.

2005Median year homes were built

13%Homes built before 1980

36%Homes rented, not owned

$371,400Median home value

99,775Housing units

256,429People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $21.58 an hour, BLS May 2025 wage survey.

Half the homes in Hays County were built before 2005, and 13 percent went up before 1980. Older plumbing, roofs and window seals are where slow leaks start, and slow leaks are the mold most home policies leave out. About 36 percent of homes in Hays County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 78666 has the oldest homes here, a median year of 1997, and ZIP 78610 the newest, 2011.

Typical Prices In Hays County

JobSizeNational RangeHays County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,450 to $5,900
Mold Remediationan attic$2,000 to $7,500$1,950 to $7,350
Mold Inspection and Testinga visual inspection$200 to $600$200 to $600
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $1,000
Mold Inspection and Testinga clearance test$300 to $800$300 to $800

Estimate is the national range times 98.1 divided by 100, the price level for Austin-Round Rock-San Marcos, TX, rounded to $50. National ranges from Remediational cost guide, price level from BEA Regional Price Parities 2024.

The standard limited fungi endorsement caps mold at $5,000. Against a typical job here of up to $5,900, that cap falls short by about $900 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Hays County high for winter weather. Water from these events is where mold claims start, and flood water is a separate policy. FloodSmart says mold damage is not covered under standard NFIP flood policies. FloodSmart

HazardFEMA Risk Rating
Inland floodingRelatively Moderate
Coastal floodingNot Applicable
HurricaneRelatively Low
Cold waveRelatively Moderate
Winter weatherRelatively High

Source FEMA National Risk Index, December 2025, county level.

ZIP Code Neighborhoods In Hays County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
78610Hays County20117%$379,300
78619Hays County20098%$709,400
78620Hays County20058%$624,800
78640Hays County20084%$291,100
78666Hays County199725%$271,900
78676Hays County200019%$476,100
78737Hays County200710%$689,200

ZIP areas are Census ZIP Code Tabulation Areas, placed in the county that holds most of their land, per the Census 2020 ZIP relationship files.

Texas Rules On Mold

Who May Do Mold Work

Texas licenses mold assessment consultants, assessment technicians, remediation contractors, remediation workers and the companies they work for through the Texas Department of Licensing and Regulation. A license is needed when the mold covers 25 contiguous square feet or more.

State law says a license holder may not do both the mold assessment and the mold remediation on the same project. A person also may not own a share of both the assessment company and the remediation company on the same project. You can check any license with the TDLR license search.

Texas Department of Licensing and Regulation

Texas Mold And Insurance Rules

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Area Map

Hays County Area

Austin-Round Rock-San Marcos, TX