Mold Removal Cost And Risk In Kauai County, HI

A typical professional mold job in Kauai County runs about $1,600 to $6,400 before rebuild, using the Hawaii nonmetro price level. Below are the 16 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Hawaii rules.

1983Median year homes were built

43%Homes built before 1980

33%Homes rented, not owned

$817,900Median home value

30,392Housing units

73,610People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Kauai County were built before 1983, and 43 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 33 percent of homes in Kauai County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 96747 has the oldest homes here, a median year of 1938, and ZIP 96703 the newest, 1991.

Typical Prices In Kauai County

JobSizeNational RangeKauai County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,600 to $6,400
Mold Remediationan attic$2,000 to $7,500$2,150 to $8,000
Mold Inspection and Testinga visual inspection$200 to $600$200 to $650
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $1,050
Mold Inspection and Testinga clearance test$300 to $800$300 to $850

Estimate is the national range times 106.4 divided by 100, the price level for the nonmetro part of the state, 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 $6,400, that cap falls short by about $1,400 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates none of the water hazards below as high for Kauai County.

HazardFEMA Risk Rating
Inland floodingRelatively Moderate
Coastal floodingRelatively Low
HurricaneRelatively Low
Cold waveNo Rating
Winter weatherNot Applicable

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

ZIP Code Neighborhoods In Kauai County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
96703Kauai County199137%$527,800
96705Kauai County198921%$684,900
96714Kauai County198343%$1,169,000
96716Kauai County197853%$738,100
96722Kauai County198342%$1,213,800
96741Kauai County198344%$915,700
96746Kauai County198343%$830,500
96747Kaumakani193892%Not published
96751Kauai CountyNot published67%Not published
96752Kauai County197855%$516,800
96754Kauai County199127%$1,144,100
96756Kauai County198246%$909,700
96765Lawai198437%$725,000
96766Kauai County198639%$751,800
96769Kauai County193896%Not published
96796Waimea197272%$573,900

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.

Hawaii Rules On Mold

Hawaii Mold And Insurance Rules

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All Hawaii counties

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Area Map

Kauai County Area

Kapaa, HI