Mold Removal Cost And Risk In Sussex County, DE

A typical professional mold job in Sussex County runs about $1,500 to $6,000 before rebuild, using the Delaware nonmetro price level. Below are the 22 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Delaware rules.

1999Median year homes were built

25%Homes built before 1980

19%Homes rented, not owned

$353,300Median home value

147,904Housing units

247,799People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Sussex County were built before 1999, and 25 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 19 percent of homes in Sussex County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 19931 has the oldest homes here, a median year of 1938, and ZIP 19945 the newest, 2004.

Typical Prices In Sussex County

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

Estimate is the national range times 99.8 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 $6,000, that cap falls short by about $1,000 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Sussex County high for coastal flooding, hurricane, 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 Moderate
Coastal floodingVery High
HurricaneRelatively High
Cold waveRelatively High
Winter weatherVery High

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

ZIP Code Neighborhoods In Sussex County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
19930Sussex County198929%$798,300
19931Sussex County193857%$276,300
19933Sussex County199830%$231,300
19939Sussex County199626%$365,100
19940Sussex County199139%$225,700
19941Sussex County199426%$225,500
19944Sussex County198729%$1,160,100
19945Sussex County200416%$410,000
19947Sussex County199236%$294,000
19950Sussex County199136%$272,800
19951Sussex County200111%$427,900
19956Sussex County198644%$233,500
19958Sussex County200318%$488,900
19960Sussex County199822%$276,200
19963Sussex County198643%$291,200
19966Sussex County200214%$282,100
19967MillvilleNot published3%$450,100
19968Sussex County200420%$418,600
19970Sussex County200413%$489,500
19971Sussex County199529%$561,300
19973Sussex County198642%$254,300
19975Sussex County200313%$430,000

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.

Delaware Rules On Mold

Delaware Mold And Insurance Rules

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Sussex County Area

Seaford, DE