Mold Removal Cost And Risk In Pierce County, WA

A typical professional mold job in Pierce County runs about $1,650 to $6,650 before rebuild, using the Seattle-Tacoma-Bellevue, WA price level. Below are the 53 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Washington rules.

1985Median year homes were built

43%Homes built before 1980

35%Homes rented, not owned

$484,400Median home value

365,748Housing units

924,106People

Housing figures from Census ACS 2019 to 2023. Remediation workers here earn a median $28.99 an hour, BLS May 2025 wage survey.

Half the homes in Pierce County were built before 1985, and 43 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 35 percent of homes in Pierce County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 98403 has the oldest homes here, a median year of 1938, and ZIP 98421 the newest, 2014.

Typical Prices In Pierce County

Job	Size	National Range	Pierce County Estimate
Mold Remediation	a typical professional job	$1,500 to $6,000	$1,650 to $6,650
Mold Remediation	an attic	$2,000 to $7,500	$2,200 to $8,350
Mold Inspection and Testing	a visual inspection	$200 to $600	$200 to $650
Mold Inspection and Testing	an inspection with samples	$300 to $1,000	$350 to $1,100
Mold Inspection and Testing	a clearance test	$300 to $800	$350 to $900

Estimate is the national range times 111.1 divided by 100, the price level for Seattle-Tacoma-Bellevue, WA, 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 $6,650, that cap falls short by about $1,650 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Pierce County high for inland flooding, cold wave. 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

Hazard	FEMA Risk Rating
Inland flooding	Relatively High
Coastal flooding	Relatively Moderate
Hurricane	Not Applicable
Cold wave	Relatively High
Winter weather	Relatively Moderate

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

ZIP Code Neighborhoods In Pierce County

ZIP	Area	Median Year Built	Built Before 1980	Median Home Value
98303	Anderson Island	1992	27%	$477,600
98304	Pierce County	1970	73%	$241,300
98321	Pierce County	1993	25%	$524,300
98323	Pierce County	1977	57%	$435,500
98327	DuPont	2002	14%	$550,200
98328	Pierce County	1992	32%	$538,700
98329	Pierce County	1991	34%	$476,400
98330	Pierce County	Not published	78%	Not published
98332	Maplewood	1995	25%	$686,900
98333	Fox Island	1990	31%	$952,500
98335	Artondale	1990	32%	$736,400
98338	Graham	1997	18%	$471,800
98349	Longbranch	1991	32%	$363,400
98351	Longbranch	1978	52%	$694,400
98354	Milton	1987	38%	$510,900
98360	Pierce County	2000	19%	$466,200
98371	Puyallup	1980	50%	$515,500
98372	Edgewood	1988	40%	$570,100
98373	South Hill	1993	30%	$517,600
98374	South Hill	1994	24%	$491,200
98375	South Hill	2001	10%	$471,900
98385	South Prairie	1983	42%	$490,000
98387	Spanaway	1995	25%	$424,100
98388	Pierce County	1977	60%	$594,600
98390	Sumner	1990	38%	$471,500
98391	Lake Tapps	1998	20%	$578,300
98394	Key Center	1983	43%	$471,500
98396	Pierce County	1977	56%	$489,200
98402	Tacoma	1978	51%	$558,100
98403	Tacoma	1938	82%	$737,100
98404	Tacoma	1971	59%	$387,300
98405	Tacoma	1945	79%	$443,800
98406	Tacoma	1962	73%	$594,100
98407	Tacoma	1969	65%	$613,000
98408	Tacoma	1953	80%	$379,400
98409	Tacoma	1974	57%	$363,000
98418	Tacoma	1938	85%	$385,300
98421	Tacoma	2014	14%	Not published
98422	Tacoma	1990	29%	$614,300
98424	Fife	2000	26%	$497,400
98433	Pierce County	1988	40%	Not published
98438	McChord AFB	1972	76%	Not published
98439	McChord AFB	1978	57%	Not published
98443	Waller	1972	63%	$478,300
98444	Parkland	1978	54%	$369,500
98445	Parkland	1987	38%	$413,200
98446	Clover Creek	1993	38%	$459,500
98465	Tacoma	1971	72%	$544,500
98466	University Place	1975	59%	$564,400
98467	University Place	1984	42%	$580,100
98498	Lakewood	1974	62%	$458,200
98499	Lakewood	1975	59%	$370,000
98580	Pierce County	1992	28%	$485,400

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

Washington Rules On Mold

Washington Mold And Insurance Rules

Many Washington home policies give limited mold coverage, but only when a covered loss like a burst pipe causes it. Leaks, water damage and mold, Washington OIC
If your Washington policy has no mold coverage, you may be able to add it. Leaks, water damage and mold, Washington OIC
Washington landlords must give tenants state health department information about indoor mold. RCW 59.18.060
Washington renters should tell the landlord in writing about leaks or moisture right away. Renters, Landlords, and Mold, WA Department of Health

All Washington Mold And Insurance Rules lines

Washington Office of the Insurance Commissioner

Many Washington home policies give limited mold coverage only when the mold comes from a covered loss like a pipe that suddenly bursts. Leaks, water damage, and mold
If your policy has no mold coverage you may be able to add it, but it is usually very limited. Leaks, water damage, and mold
Check your crawlspace often for dampness, moldy smells and sagging insulation. Leaks, water damage, and mold

All Washington Office of the Insurance Commissioner lines

All Washington counties