Crawl Space Repair in Longview, Washington

Reviewed by Michael Petersonยท Licensed Home Inspector

14 crawl space companies serve Longview, Washington, together holding 2,412 customer reviews. Crawl Space & Drainage Systems LLC is the highest-rated at 5.0โ˜… (16 reviews). Local crawl space repair typically runs $1,450โ€“$5,600, and full encapsulation $3,000โ€“$7,950. The most common services offered here are crawl space repair, waterproofing, drainage.

Find trusted local contractors for crawl space encapsulation in Longview, waterproofing in Longview, mold removal in Longview, and more in Longview.

Local Price Estimates โ€” Longview

Encapsulation$3,000โ€“$7,950
Repair$1,450โ€“$5,600
Waterproofing$1,500โ€“$4,650
Mold Removal$500โ€“$3,800
Inspection$150โ€“$400

* Estimates based on local market rates. Get free quotes for exact pricing. See the full repair cost guide, encapsulation cost guide, or cost calculator.

Crawl Space Contractors in Longview

19705 69th Pl W, Lynnwood, WA 98036, USA

5.0

16 reviews

Drainage

1425 Alabama St, Longview, WA 98632, USA

5.0

2 reviews

Crawl Space Repair

351 Hansen Rd, Kalama, WA 98625, USA

5.0

15 reviews

Crawl Space Repair

8900 NE 239th St, Battle Ground, WA 98604, USA

4.9

230 reviews

Crawl Space Repair

11927 NE 113th St Suite # 104, Vancouver, WA 98662, USA

4.9

699 reviews

Crawl Space Repair

400 Union Ave SE #200, Olympia, WA 98501, USA

4.9

34 reviews

Crawl Space Repair

105 NW 194th St, Ridgefield, WA 98642, USA

4.9

262 reviews

Crawl Space Repair

1938 Meadowood Loop, Woodland, WA 98674, USA

4.9

77 reviews

Crawl Space Repair

11615 NE 72nd Ave Suite B, Vancouver, WA 98686, USA

4.9

76 reviews

Crawl Space Repair

13403 NE 72nd Ave, Vancouver, WA 98686, USA

4.9

484 reviews

Mold Removal

219 Airport Rd NE, Silverton, OR 97381, USA

4.7

377 reviews

Waterproofing

235 Sakari Ln, Kelso, WA 98626, USA

4.6

11 reviews

Crawl Space Repair

1425 Alabama St # G, Longview, WA 98632, USA

4.6

90 reviews

Crawl Space Repair

1545 Schaffran Rd, Castle Rock, WA 98611, USA

4.4

39 reviews

Waterproofing

FAQs โ€” Crawl Space Services in Longview

How much does crawl space repair cost in Longview?

Crawl space repair in Longview, Washington typically costs between $1,450 and $5,600, depending on the extent of damage and services required. With 14 local companies to compare, getting 2โ€“3 quotes usually saves 15โ€“30%.

How much does crawl space encapsulation cost in Longview?

Crawl space encapsulation in Longview typically costs between $3,000 and $7,950. The price depends on the size of your crawl space and the materials used.

Who is the top-rated crawl space company in Longview?

Crawl Space & Drainage Systems LLC is the highest-rated crawl space contractor in Longview with a 5.0โ˜… rating from 16 reviews. All Phase Construction LLC (5.0โ˜…, 15 reviews) is also highly rated. Ratings shown are from public customer reviews.

How many crawl space contractors serve Longview?

14 crawl space companies are listed for Longview. The average local rating is 4.8โ˜… across 2,412 reviews. Contractors in nearby Seattle and Portland also serve the area.

What crawl space services are available in Longview?

Longview contractors most commonly offer crawl space repair, waterproofing, drainage, alongside repair, insulation, cleaning, and inspection. Compare providers above to see who offers what.

What should Longview homeowners know before hiring a crawl space contractor?

In the PNW, a drainage system should be considered mandatory, not optional. French drains or interior perimeter drains with a sump pump are the standard approach. Pair with encapsulation for complete moisture control. Always verify licensing and insurance, and get itemized quotes from at least two Longview-area companies before signing.

Crawl Space Concerns in Washington

The Pacific Northwest receives more sustained rainfall than almost any other US region. Without active drainage, water continuously migrates into crawl spaces through soil pressure alone. Drainage systems are not optional here โ€” they are essential infrastructure.

!Annual rainfall of 35โ€“60+ inches keeps soil perpetually saturated
!Hydrostatic pressure pushes groundwater into crawl spaces through floors and walls
!Moss, mildew, and wood rot are endemic due to constant dampness
!Many older homes have insufficient drainage systems for the rainfall volume
!Douglas fir framing (common in PNW) is particularly susceptible to moisture damage

Local Tip โ€” Washington

In the PNW, a drainage system should be considered mandatory, not optional. French drains or interior perimeter drains with a sump pump are the standard approach. Pair with encapsulation for complete moisture control.

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Pro Tip

Prices vary by location, crawl space size, and severity. Always get 2โ€“3 quotes before hiring.