Mold Removal Cost And Risk In Howard County, MD

A typical professional mold job in Howard 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.

1989Median year homes were built

30%Homes built before 1980

28%Homes rented, not owned

$576,700Median home value

124,489Housing units

333,916People

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 Howard County were built before 1989, and 30 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 28 percent of homes in Howard County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 20763 has the oldest homes here, a median year of 1961, and ZIP 20701 the newest, 2015.

Typical Prices In Howard County

JobSizeNational RangeHoward 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 Howard 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 floodingVery Low
HurricaneRelatively Low
Cold waveRelatively Low
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Howard County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
20701Howard County20150%Not published
20723North Laurel199222%$508,000
20759Fulton20127%$888,200
20763Savage196174%$406,300
20777Howard County198340%$808,700
20794Jessup199122%$393,700
21029Howard County199817%$904,700
21036Howard County198245%$843,200
21042Howard County198633%$674,700
21043Ellicott City199422%$607,300
21044Columbia198438%$541,100
21045Columbia197956%$438,500
21046Columbia198429%$469,000
21075Elkridge199910%$439,400
21104Howard County199427%$659,700
21723Howard County200012%$914,800
21737Howard County200327%$1,032,800
21738Howard County199129%$889,100
21794Howard County199517%$977,200
21797Howard County198640%$713,400

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