Mold Removal Cost And Risk In Northumberland County, PA

A typical professional mold job in Northumberland County runs about $1,350 to $5,400 before rebuild, using the Pennsylvania nonmetro price level. Below are the 22 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Pennsylvania rules.

1955Median year homes were built

78%Homes built before 1980

25%Homes rented, not owned

$151,600Median home value

43,395Housing units

90,925People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Northumberland County were built before 1955, and 78 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 Northumberland County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 17730 has the oldest homes here, a median year of 1938, and ZIP 17860 the newest, 1986.

Typical Prices In Northumberland County

JobSizeNational RangeNorthumberland County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,400
Mold Remediationan attic$2,000 to $7,500$1,800 to $6,750
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $900
Mold Inspection and Testinga clearance test$300 to $800$250 to $700

Estimate is the national range times 90.3 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 $5,400, that cap falls short by about $400 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Northumberland 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
HurricaneRelatively Low
Cold waveRelatively Low
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Northumberland County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
17017Northumberland County197170%$200,000
17730Dewart1938100%Not published
17749Northumberland County193886%$172,400
17777Northumberland County196868%$195,500
17801Northumberland County195379%$140,800
17823Northumberland County196869%$213,800
17830Northumberland County196568%$185,900
17832Northumberland County193890%$88,000
17834Northumberland County195477%$86,500
17836Northumberland County194986%$175,000
17840Northumberland County194884%Not published
17847Northumberland County197069%$185,400
17850Montandon197466%$178,400
17851Northumberland County193888%$73,200
17857Northumberland County196771%$191,800
17860Northumberland County198642%$249,800
17865Northumberland County195083%$183,300
17866Northumberland County193890%$85,900
17867Northumberland County193884%$150,000
17868Riverside195189%$208,200
17872Northumberland County193891%$79,400
17881Trevorton193889%$112,300

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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