Mold Removal Cost And Risk In Montgomery County, OH

A typical professional mold job in Montgomery County runs about $1,400 to $5,550 before rebuild, using the Dayton-Kettering-Beavercreek, OH price level. Below are the 31 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Ohio rules.

1966Median year homes were built

74%Homes built before 1980

38%Homes rented, not owned

$167,400Median home value

252,475Housing units

535,528People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Montgomery County were built before 1966, and 74 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 38 percent of homes in Montgomery County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 45354 has the oldest homes here, a median year of 1938, and ZIP 45458 the newest, 1990.

Typical Prices In Montgomery County

JobSizeNational RangeMontgomery County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,400 to $5,550
Mold Remediationan attic$2,000 to $7,500$1,850 to $6,950
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
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 $750

Estimate is the national range times 92.7 divided by 100, the price level for Dayton-Kettering-Beavercreek, OH, 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 $5,550, that cap falls short by about $550 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Montgomery County high for inland flooding, cold wave, 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 High
Coastal floodingNot Applicable
HurricaneVery Low
Cold waveRelatively High
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Montgomery County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
45309Montgomery County196967%$197,100
45315Clayton198738%$183,900
45322Clayton197372%$165,500
45325Montgomery County196273%$211,900
45327Montgomery County196872%$198,400
45342Montgomery County198345%$206,800
45345Montgomery County196776%$139,000
45354Montgomery County193893%$137,500
45377Vandalia197270%$191,700
45402Dayton193881%$105,900
45403Dayton194695%$73,900
45404Dayton195282%$82,400
45405Dayton194689%$74,100
45406Dayton195490%$82,300
45409Kettering195184%$230,800
45410Dayton193893%$97,800
45414Montgomery County196674%$163,200
45415Clayton196878%$169,400
45416Trotwood195892%$76,000
45417Dayton195787%$73,000
45419Oakwood195093%$237,700
45420Kettering195490%$116,200
45424Huber Heights197564%$169,000
45426Trotwood196879%$111,900
45428DaytonNot published100%Not published
45429Kettering196284%$221,200
45439Moraine196568%$120,100
45449West Carrollton197376%$147,700
45458Montgomery County199033%$337,500
45459Montgomery County197953%$276,100
45469Dayton193882%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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Dayton-Kettering-Beavercreek, OH