Mold Removal Cost And Risk In Grant County, OR

A typical professional mold job in Grant County runs about $1,450 to $5,850 before rebuild, using the Oregon nonmetro price level. Below are the 11 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Oregon rules.

1972Median year homes were built

68%Homes built before 1980

19%Homes rented, not owned

$225,100Median home value

4,147Housing units

7,238People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Grant County were built before 1972, and 68 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 19 percent of homes in Grant County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 97873 has the oldest homes here, a median year of 1938, and ZIP 97856 the newest, 1978.

Typical Prices In Grant County

JobSizeNational RangeGrant 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 $950
Mold Inspection and Testinga clearance test$300 to $800$300 to $800

Estimate is the national range times 97.2 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 Grant 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 Grant County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
97817Grant County197191%Not published
97820Grant County196564%$217,800
97825Grant County197068%$234,800
97845Grant County197177%$272,200
97848Grant County197162%$400,000
97856Grant County197853%$254,200
97864Grant County195976%$507,800
97865Grant County197658%$191,200
97869Grant County197270%$190,700
97873Grant County193895%$157,100
97877Grant County197852%$135,900

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.

Oregon Rules On Mold

Oregon Mold And Insurance Rules

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Area Map

Grant County Area

Oregon