Mold Removal Cost And Risk In St. Louis County, MN

A typical professional mold job in St. Louis County runs about $1,350 to $5,350 before rebuild, using the Duluth, MN-WI price level. Below are the 41 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Minnesota rules.

1962Median year homes were built

71%Homes built before 1980

28%Homes rented, not owned

$208,500Median home value

103,924Housing units

200,056People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $28.08 an hour, BLS May 2025 wage survey.

Half the homes in St. Louis County were built before 1962, and 71 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 St. Louis County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 55805 has the oldest homes here, a median year of 1938, and ZIP 55711 the newest, 1989.

Typical Prices In St. Louis County

JobSizeNational RangeSt. Louis County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,350
Mold Remediationan attic$2,000 to $7,500$1,800 to $6,650
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 88.8 divided by 100, the price level for Duluth, MN-WI, 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 $5,350, that cap falls short by about $350 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates St. Louis County high for 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 Low
HurricaneNot Applicable
Cold waveVery High
Winter weatherVery High

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

ZIP Code Neighborhoods In St. Louis County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
55602St. Louis County197356%$222,800
55702St. Louis County197756%$251,300
55703St. Louis County197564%$172,600
55705St. Louis County196082%$124,600
55706Babbitt196288%$107,600
55708Biwabik195188%$107,700
55710St. Louis County197461%$223,600
55711St. Louis County198941%$192,200
55713St. Louis County195874%$117,700
55717St. Louis County198248%$288,600
55719St. Louis County195283%$121,200
55723St. Louis County197560%$177,300
55724St. Louis County197755%$206,800
55725St. Louis County197467%$358,300
55732St. Louis County197072%$173,600
55734St. Louis County196079%$143,700
55736St. Louis County197260%$162,300
55738St. Louis County197362%$145,000
55741St. Louis County197172%$151,900
55746Hibbing195579%$127,600
55750St. Louis County195694%$90,800
55751St. Louis County197562%$182,900
55758Kinney195071%$109,400
55763St. Louis County197952%$167,000
55765St. Louis County197070%$185,900
55768Mountain Iron197472%$190,300
55771St. Louis County198148%$167,700
55779St. Louis County198247%$265,100
55782St. Louis County195474%$99,400
55790St. Louis County198049%$297,900
55792St. Louis County195583%$128,200
55802Duluth195974%$479,700
55803St. Louis County196963%$300,400
55804St. Louis County195873%$286,800
55805Duluth193887%$171,100
55806Duluth193885%$156,500
55807Duluth193888%$164,000
55808Duluth194880%$157,500
55810St. Louis County197753%$223,700
55811Hermantown197952%$299,300
55812Duluth193886%$301,600

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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Duluth, MN-WI