Mold Removal Cost And Risk In Johnston County, NC

A typical professional mold job in Johnston County runs about $1,450 to $5,900 before rebuild, using the Raleigh-Cary, NC price level. Below are the 10 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and North Carolina rules.

1999Median year homes were built

23%Homes built before 1980

23%Homes rented, not owned

$267,600Median home value

88,314Housing units

226,623People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $21.83 an hour, BLS May 2025 wage survey.

Half the homes in Johnston County were built before 1999, and 23 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 23 percent of homes in Johnston County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 27568 has the oldest homes here, a median year of 1980, and ZIP 27527 the newest, 2009.

Typical Prices In Johnston County

JobSizeNational RangeJohnston County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,450 to $5,900
Mold Remediationan attic$2,000 to $7,500$1,950 to $7,350
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 98.2 divided by 100, the price level for Raleigh-Cary, NC, 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 $5,900, that cap falls short by about $900 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Johnston 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 Moderate
Winter weatherVery High

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

ZIP Code Neighborhoods In Johnston County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
27504Johnston County199235%$217,400
27520Johnston County200112%$282,200
27524Johnston County199133%$210,900
27527Johnston County20095%$360,700
27542Johnston County198843%$180,800
27555Micro198438%$212,500
27568Pine Level198050%$233,100
27569Johnston County199236%$194,000
27576Johnston County198738%$178,200
27577Johnston County198446%$230,200

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.

North Carolina Rules On Mold

North Carolina Mold And Insurance Rules

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North Carolina Department of Insurance

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Area Map

Johnston County Area

Raleigh-Cary, NC