Attic Mold Removal in Seattle, Washington
Attic mold is one of the most common findings during home inspections in Seattle. It develops from inadequate ventilation, bathroom or kitchen exhaust fans routed into the attic rather than outside, or slow roof leaks that go undetected for months. Because attics are rarely visited, growth can continue well before discovery — often surfacing only when the home goes on the market.
Attic Mold Removal Contractors in Seattle
98 listedQuick Dry Restoration SeaTac
18858 72nd Ave S, Kent, WA 98032
+1 206-485-5522H2O AWAY
1342 88th Ave SE #104, Tumwater, WA 98501
+1 855-775-8614PureDry Restoration
606 Rainier St, Snohomish, WA 98290
+1 425-414-7670Environix
3731 132nd St SW, Lynnwood, WA 98087
+1 425-243-3859Robinson Restoration - Seattle
21120 77th Ave S, Kent, WA 98032
+1 206-289-0140Pacific Rim Complete Restoration
10016 Edmonds Way Ste C 154, Edmonds, WA 98020
+1 877-346-1608ServiceMaster of Seattle
21220 87th Ave SE, Woodinville, WA 98072
+1 425-696-6207All New Again®
15408 Main St #103, Mill Creek, WA 98012
+1 425-485-3333Hydro Shield Restoration
14016 Lenora Pl N, Seattle, WA 98133
+1 206-495-3544Fischer Restoration
6608 220th St SW #120, Mountlake Terrace, WA 98043
+1 206-633-2065What Causes Attic Mold
The three most common causes of attic mold in Seattle: first, exhaust fans — bathroom, kitchen, and dryer vents — that vent into the attic space instead of outside. This is a code violation but extremely common in older homes. Second, inadequate soffit or ridge ventilation that traps warm, humid air against the roof sheathing. Third, slow roof leaks that introduce moisture gradually without producing visible interior damage. Any attic mold job should begin with identifying which of these is the source. Removal without fixing the cause produces regrowth within months.
All Seattle Mold Removal Contractors
The Flood Guys - Water, Fire, Mold & Storm
20129 72nd Ave S, Kent, WA 98032
+1 844-356-6338Paul Davis Restoration of Tacoma
3104 142nd Ave E Suite 105, Sumner, WA 98390
+1 253-527-6644PuroClean of Redmond/Woodinville
20109 144th Ave NE, Woodinville, WA 98072
+1 425-559-9633Paul Davis Restoration of Greater Seattle
15004 35th Ave W, Lynnwood, WA 98087
+1 206-207-9531FireWater Restoration Services | DKI
710 Thomas Ave SW, Renton, WA 98057
+1 206-682-1483All Dry Services of Seattle
17191 Bothell Way NE, Lake Forest Park, WA 98155
+1 206-814-1900American Water Damage Restoration LLC
123 2nd Ave S STE 230 #49, Edmonds, WA 98020
+1 206-771-7040All Things New Restoration
2125 196th St SW Unit #101, Lynnwood, WA 98036
+1 425-217-3696Pacific Northwest Inspections Group
1645 140th Ave NE Ste. A4 #1180, Bellevue, WA 98005
+1 425-608-9553Superior Restoration
16750 Redmond - Woodinville Rd NE Bldg. C-103, Woodinville, WA 98072
+1 425-481-5391Greater Seattle Construction LLC.
14522 NE North Woodinville Way Ste 205, Woodinville, WA 98072
+1 425-949-5601BELFOR Property Restoration (Seattle)
4320 S 131st Pl #100, Seattle, WA 98168
+1 206-632-0800Water Damage Restoration Seattle
4706 California Ave SW, Seattle, WA 98116
+1 206-558-8508Washington Water Damage & Cleaning Services
19652 70th Ave S Ste 7-5, Kent, WA 98032
+1 206-621-7774American Environmental Construction LLC
7417 4th Ave S, Seattle, WA 98108
+1 206-267-0746Pacific Remediation And Restoration
13502 NE 124th St, Kirkland, WA 98034
+1 425-636-8161Northwest Water & Fire Restoration
1100 Bellevue Way NE Ste 8A, Bellevue, WA 98004
+1 425-818-0377Mold Remediation And Restoration Everett
12037 W Mall Dr, Everett, WA 98208
+1 425-474-7916Seattle Mold And Restoration Service
5001 Rainier Ave S, Seattle, WA 98118
+1 206-479-2535TOV Restoration - Water, Fire, and Mold Damage
1010 SE Everett Mall Way # 100, Everett, WA 98208
+1 425-350-9283Pacific northwest mold testing &inspecting
8602 14th Ave SW, Seattle, WA 98106
+1 206-778-8112SERVPRO of West Seattle and Burien
4700 42nd Ave SW Suite 535, Seattle, WA 98116
+1 206-312-9187Environment Control North Seattle Restoration Services
1800 136th Pl NE suite 202, Bellevue, WA 98005
+1 425-563-7662Nectar Mold Remediation
553 19th Ave, Seattle, WA 98122
Gondar LLC
5823 16th Ave S, Seattle, WA 98108
Attic Mold Removal Cost in Seattle
Typical range: $1,000 – $4,000
Most attic jobs fall in this range. Larger attics requiring structural sheathing replacement can run $5,000–$8,000+.
| Location | Typical range |
|---|---|
| Bathroom | $500 – $1,500 |
| Crawl space | $500 – $2,000 |
| Basement | $1,000 – $4,000 |
| Attic | $1,000 – $4,000 |
| HVAC system | $2,000 – $8,000 |
| Whole house (severe) | $10,000 – $30,000+ |
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