Mold Removal Cost And Risk In ZIP 78640 TX

A typical professional mold job in ZIP 78640 runs about $1,450 to $5,900 before rebuild. Half the homes here were built before 2008, newer than the Hays County median of 2005.

2008Median year homes were built

4%Homes built before 1980

28%Homes rented, not owned

$291,100Median home value

$1,572Median gross rent

25,236Housing units

Neighborhood figures for ZIP Code Tabulation Area 78640 from Census ACS 2019 to 2023. Remediation pay in this metro is $21.58 an hour, BLS May 2025 wage survey.

4 percent of homes in 78640 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 28 percent of homes here are rented, against 36 percent across Hays County, so most households carry an owner's policy on the building.

The top of a typical mold job here, $5,900, is about 2.0 percent of the median home value of $291,100.

Typical Prices In 78640

JobSizeNational Range78640 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 For Hays County

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.

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

Nearby ZIP Codes In Hays County

Part of Hays County, Texas.

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78640, TX Area

Hays County