Mold Removal Cost And Risk In Delaware County, OK

A typical professional mold job in Delaware County runs about $1,250 to $5,000 before rebuild, using the Oklahoma nonmetro price level. Below are the 9 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Oklahoma rules.

1987Median year homes were built

38%Homes built before 1980

24%Homes rented, not owned

$164,900Median home value

24,282Housing units

41,017People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Delaware County were built before 1987, and 38 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 Delaware County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 74359 has the oldest homes here, a median year of 1975, and ZIP 74364 the newest, 1991.

Typical Prices In Delaware County

JobSizeNational RangeDelaware County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,250 to $5,000
Mold Remediationan attic$2,000 to $7,500$1,650 to $6,250
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 $650

Estimate is the national range times 83.6 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 $5,000, that cap covers the top of that range. Read the form

Water Hazards FEMA Rates Here

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

HazardFEMA Risk Rating
Inland floodingRelatively Moderate
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveRelatively Moderate
Winter weatherRelatively Moderate

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

ZIP Code Neighborhoods In Delaware County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
74331Delaware County198736%$180,200
74338Delaware County198543%$117,400
74342Delaware County198149%$127,700
74344Delaware County198934%$207,200
74346Delaware County198346%$124,700
74347Delaware County198926%$93,600
74359Delaware County197575%$68,300
74364Delaware County199136%$152,300
74368Twin Oaks198822%Not published

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.

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