Mold Removal Cost And Risk In Harford County, MD

A typical professional mold job in Harford County runs about $1,550 to $6,250 before rebuild, using the Baltimore-Columbia-Towson, MD price level. Below are the 20 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Maryland rules.

1986Median year homes were built

40%Homes built before 1980

20%Homes rented, not owned

$367,300Median home value

104,409Housing units

262,509People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $23.49 an hour, BLS May 2025 wage survey.

Half the homes in Harford County were built before 1986, and 40 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 20 percent of homes in Harford County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 21010 has the oldest homes here, a median year of 1938, and ZIP 21009 the newest, 1993.

Typical Prices In Harford County

JobSizeNational RangeHarford County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,550 to $6,250
Mold Remediationan attic$2,000 to $7,500$2,100 to $7,850
Mold Inspection and Testinga visual inspection$200 to $600$200 to $650
Mold Inspection and Testingan inspection with samples$300 to $1,000$300 to $1,050
Mold Inspection and Testinga clearance test$300 to $800$300 to $850

Estimate is the national range times 104.5 divided by 100, the price level for Baltimore-Columbia-Towson, MD, 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 $6,250, that cap falls short by about $1,250 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Harford 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 floodingRelatively Low
HurricaneRelatively Moderate
Cold waveRelatively Moderate
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Harford County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
21001Harford County198148%$267,400
21005Harford County198343%Not published
21009Bel Air South199315%$335,100
21010Edgewood193890%Not published
21014Bel Air North198440%$407,800
21015Harford County199128%$418,400
21017Riverside199010%$241,700
21028Harford County197368%$476,400
21034Harford County197360%$348,400
21040Edgewood198343%$231,100
21047Fallston197760%$516,700
21050Harford County199327%$439,200
21078Harford County198745%$355,500
21084Harford County197858%$445,200
21085Harford County197360%$327,300
21130Perryman198918%Not published
21132Harford County198050%$511,500
21154Harford County198738%$458,800
21160Harford County197951%$364,000
21161Harford County197757%$442,000

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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Baltimore-Columbia-Towson, MD