Mold Removal Cost And Risk In Cameron County, TX

A typical professional mold job in Cameron County runs about $1,300 to $5,150 before rebuild, using the Brownsville-Harlingen, TX price level. Below are the 16 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Texas rules.

1992Median year homes were built

30%Homes built before 1980

35%Homes rented, not owned

$120,000Median home value

157,565Housing units

423,192People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Cameron County were built before 1992, and 30 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 35 percent of homes in Cameron County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 78535 has the oldest homes here, a median year of 1974, and ZIP 78526 the newest, 2002.

Typical Prices In Cameron County

JobSizeNational RangeCameron County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,300 to $5,150
Mold Remediationan attic$2,000 to $7,500$1,700 to $6,450
Mold Inspection and Testinga visual inspection$200 to $600$150 to $500
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $850
Mold Inspection and Testinga clearance test$300 to $800$250 to $700

Estimate is the national range times 86.0 divided by 100, the price level for Brownsville-Harlingen, 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 $5,150, that cap falls short by about $150 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Cameron County high for hurricane, cold wave, 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 floodingRelatively Moderate
HurricaneVery High
Cold waveVery High
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Cameron County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
78520Brownsville199039%$129,200
78521Cameron County198935%$90,500
78526Brownsville200210%$158,300
78535Combes197462%$67,900
78550Cameron County198444%$120,500
78552Cameron County199620%$154,500
78559Cameron County199026%$99,900
78566Cameron County200020%$138,100
78567Los Indios198247%$61,000
78575Cameron County198534%$220,400
78578Cameron County199225%$193,700
78583Cameron County199527%$147,500
78586Cameron County199232%$83,200
78592Cameron County198636%Not published
78593Cameron County199139%$66,900
78597Cameron County198528%$508,800

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.

Cities And Towns

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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Guides

Area Map

Cameron County Area

Brownsville-Harlingen, TX