Mold Removal Cost And Risk In Canyon County, ID

A typical professional mold job in Canyon County runs about $1,500 to $5,900 before rebuild, using the Boise City, ID price level. Below are the 10 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Idaho rules.

1998Median year homes were built

32%Homes built before 1980

25%Homes rented, not owned

$350,300Median home value

85,583Housing units

242,405People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $23.39 an hour, BLS May 2025 wage survey.

Half the homes in Canyon County were built before 1998, and 32 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 25 percent of homes in Canyon County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 83656 has the oldest homes here, a median year of 1976, and ZIP 83607 the newest, 2003.

Typical Prices In Canyon County

JobSizeNational RangeCanyon County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,500 to $5,900
Mold Remediationan attic$2,000 to $7,500$1,950 to $7,400
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 98.4 divided by 100, the price level for Boise City, ID, 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 Canyon 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
HurricaneNot Applicable
Cold waveRelatively Low
Winter weatherVery High

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

ZIP Code Neighborhoods In Canyon County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
83605Caldwell198745%$300,900
83607Canyon County200324%$385,100
83626Canyon County197758%$312,500
83644Canyon County200316%$392,000
83651Canyon County198843%$312,500
83656Notus197657%$238,600
83660Canyon County198150%$363,600
83676Canyon County199139%$311,200
83686Canyon County200025%$381,800
83687Canyon County200024%$369,700

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

Idaho Rules On Mold

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Canyon County Area

Boise City, ID