Mold Removal Cost And Risk In Grand County, CO

A typical professional mold job in Grand County runs about $1,450 to $5,850 before rebuild, using the Colorado nonmetro price level. Below are the 8 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Colorado rules.

1990Median year homes were built

31%Homes built before 1980

24%Homes rented, not owned

$507,200Median home value

17,037Housing units

15,794People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Grand County were built before 1990, and 31 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 24 percent of homes in Grand County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 80451 has the oldest homes here, a median year of 1977, and ZIP 80446 the newest, 1997.

Typical Prices In Grand County

JobSizeNational RangeGrand County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,450 to $5,850
Mold Remediationan attic$2,000 to $7,500$1,950 to $7,300
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 97.5 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 $5,850, that cap falls short by about $850 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 Grand County.

HazardFEMA Risk Rating
Inland floodingRelatively Low
Coastal floodingNot Applicable
HurricaneNot Applicable
Cold waveVery Low
Winter weatherRelatively Low

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

ZIP Code Neighborhoods In Grand County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
80442Grand County198834%$596,700
80446Grand County199719%$506,400
80447Grand County198641%$575,600
80451Grand County197757%$386,700
80459Grand County198050%$353,500
80468Grand County198541%$617,200
80478Grand County199327%$993,100
80482Grand County199323%$562,500

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.

Colorado Rules On Mold

Colorado Mold And Insurance Rules

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Grand County Area

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