Mold Removal Cost And Risk In Rockingham County, NH

A typical professional mold job in Rockingham County runs about $1,600 to $6,500 before rebuild, using the Boston-Cambridge-Newton, MA-NH price level. Below are the 35 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and New Hampshire rules.

1982Median year homes were built

46%Homes built before 1980

21%Homes rented, not owned

$461,400Median home value

136,681Housing units

317,163People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $24.00 an hour, BLS May 2025 wage survey.

Half the homes in Rockingham County were built before 1982, and 46 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 21 percent of homes in Rockingham County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 03871 has the oldest homes here, a median year of 1958, and ZIP 03087 the newest, 1997.

Typical Prices In Rockingham County

JobSizeNational RangeRockingham County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,600 to $6,500
Mold Remediationan attic$2,000 to $7,500$2,150 to $8,100
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 $1,100
Mold Inspection and Testinga clearance test$300 to $800$300 to $850

Estimate is the national range times 108.3 divided by 100, the price level for Boston-Cambridge-Newton, MA-NH, 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 $6,500, that cap falls short by about $1,500 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Rockingham County high for coastal flooding. 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 High
HurricaneRelatively Moderate
Cold waveRelatively Low
Winter weatherRelatively Moderate

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

ZIP Code Neighborhoods In Rockingham County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
03032Rockingham County198345%$547,900
03034Rockingham County197854%$395,000
03036Rockingham County199331%$479,500
03037Rockingham County198345%$389,800
03038Rockingham County198243%$381,700
03042Rockingham County198736%$421,400
03044Rockingham County198630%$405,400
03053Rockingham County198538%$464,100
03077Rockingham County198343%$342,500
03079Rockingham County197756%$438,500
03087Rockingham County199726%$684,700
03261Rockingham County196859%$356,100
03290Rockingham County198838%$419,100
03801Portsmouth195968%$647,500
03811Rockingham County197954%$489,100
03819Rockingham County199119%$406,800
03826Rockingham County199619%$485,900
03827Rockingham County198942%$536,500
03833Rockingham County198247%$456,000
03840Rockingham County198539%$595,100
03841Rockingham County198343%$465,800
03842Rockingham County197853%$491,600
03844Rockingham County197754%$664,900
03848Rockingham County198243%$442,400
03854Rockingham County197753%$1,612,700
03856Rockingham County199140%$617,600
03857Rockingham County198342%$384,900
03858Rockingham County197951%$429,400
03862Rockingham County198542%$611,800
03865Rockingham County197853%$382,100
03870Rockingham County197158%$927,600
03871Rockingham County195880%$1,504,200
03873Rockingham County198436%$402,400
03874Rockingham County198644%$435,100
03885Rockingham County198623%$599,500

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.

Cities And Towns

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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Rockingham County Area

Boston-Cambridge-Newton, MA-NH

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