Mold Removal Cost And Risk In Carroll County, NH

A typical professional mold job in Carroll County runs about $1,500 to $6,050 before rebuild, using the New Hampshire nonmetro price level. Below are the 29 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and New Hampshire rules.

1981Median year homes were built

47%Homes built before 1980

19%Homes rented, not owned

$348,900Median home value

40,110Housing units

51,259People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Carroll County were built before 1981, and 47 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 Carroll County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 03227 has the oldest homes here, a median year of 1952, and ZIP 03864 the newest, 1988.

Typical Prices In Carroll County

JobSizeNational RangeCarroll County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,500 to $6,050
Mold Remediationan attic$2,000 to $7,500$2,000 to $7,550
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 100.5 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 $6,050, that cap falls short by about $1,050 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Carroll 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 Moderate
Cold waveRelatively Low
Winter weatherRelatively High

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

ZIP Code Neighborhoods In Carroll County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
03227Carroll County195269%$387,000
03254Carroll County198541%$516,800
03259Carroll County197470%$372,100
03812Carroll County198337%$345,800
03813Carroll County198435%$215,200
03814Carroll County197952%$316,200
03816Carroll County198147%$401,000
03817Carroll County198541%$352,100
03818Carroll County198344%$284,200
03830Carroll County198146%$313,200
03832Carroll County198148%$348,100
03836Carroll County198344%$369,800
03838Carroll County198525%$401,100
03845Carroll County197953%$298,800
03846Carroll County197757%$672,500
03847North Conway197263%$411,900
03849Carroll County198341%$359,400
03850Melvin Village196671%$423,900
03853Carroll County197064%$518,400
03860Carroll County197952%$328,500
03864Carroll County198837%$252,300
03872Carroll County197557%$319,900
03875Carroll County198246%$387,000
03882Carroll County198346%$276,500
03883Carroll County197284%$338,600
03886Carroll County197561%$360,900
03890Carroll CountyNot published100%Not published
03894Carroll County198342%$435,300
03897Carroll County1955100%Not published

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.

New Hampshire Rules On Mold

New Hampshire Mold And Insurance Rules

  • If a New Hampshire home policy limits mold, the mold and cleanup limit must be at least $10,000. N.H. Admin. Rules Ins 5000
  • New Hampshire policies cannot exclude liability for mold. A policy may set a mold liability limit of at least $50,000. N.H. Admin. Rules Ins 5000
  • A New Hampshire policy cannot set an unfair short deadline to report a mold claim. N.H. Admin. Rules Ins 5000
  • Licensing. In New Hampshire, anyone paid to do a home mold assessment must hold a national third party mold certification. RSA 310-A:189-b

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