Crawl Space Repair in Washington, District Of Columbia

Find trusted local contractors for crawl space encapsulation, waterproofing, mold removal, and more in Washington. 11 local companies found.

Local Price Estimates — Washington

Encapsulation$3,350$8,950
Repair$1,750$6,400
Waterproofing$1,650$5,650
Mold Removal$550$4,200
Inspection$150$400

* Estimates based on local market rates. Get free quotes for exact pricing.

Crawl Space Contractors in Washington

Lake Atitlan Insulation

29852 24th Pl S, Federal Way, WA 98003

5.0

26 reviews

Insulation

Affordable Attic & Crawl Space Solutions

13306 104th Ave Ct E, Puyallup, WA 98374

5.0

4 reviews

WaterproofingInsulationInspection

ACE CRAWLSPACE PRO LLC

12812 SE 272nd Pl #4, Kent, WA 98030

5.0

24 reviews

Insulation

WG Basement Waterproofing Washington DC

1428 U St NW, Washington, DC 20009

5.0

17 reviews

Waterproofing

Dryspace Crawlspace Solutions

1130 Broad River Rd, Columbia, SC 29210

5.0

18 reviews

Waterproofing

Northwest Crawl Space Services

25422 74th Ave S, Kent, WA 98032

5.0

444 reviews

Insulation

NV Waterproofing & Foundation Repair

12200 Livingston Rd #100, Manassas, VA 20109

4.9

989 reviews

WaterproofingInsulationFoundation Repair

Crawl Space Brothers

700 12th St NW STE 700, Washington, DC 20005

4.8

90 reviews

WaterproofingInsulationFoundation RepairDrainage

Worldwide Waterproofing and Foundation Repair, Inc.

1015 15th St NW, Washington, DC 20005

4.6

16 reviews

WaterproofingFoundation Repair

Crawl Pros

10733 A St S Unit A-1, Tacoma, WA 98444

4.6

273 reviews

WaterproofingInsulation

CHAMBERLIN WASHINGTON INC

6482 Sligo Mill Rd, Takoma Park, MD 20912

4.6

14 reviews

Waterproofing

FAQs — Crawl Space Services in Washington

How much does crawl space repair cost in Washington?

Crawl space repair in Washington, District Of Columbia typically costs between $1,750 and $6,400, depending on the extent of damage and services required.

How much does crawl space encapsulation cost in Washington?

Crawl space encapsulation in Washington typically costs between $3,350 and $8,950. The price depends on the size of your crawl space and the materials used.

What crawl space services are available in Washington?

Local contractors in Washington offer encapsulation, repair, waterproofing, mold removal, insulation, cleaning, and inspection services. Use our directory to find and compare local professionals.

Crawl Space Concerns in District Of Columbia

The Southeast has the most challenging crawl space conditions in the country. Hot, humid air entering through foundation vents condenses on cooler crawl space surfaces, creating a moisture cycle that vented designs cannot solve. Encapsulation with a dehumidifier is the standard recommendation in this region.

!Year-round high humidity (70–90%) causes persistent crawl space moisture
!Termite and wood-destroying insect pressure is among the highest in the US
!Mold grows rapidly in warm, damp conditions — often within 24–48 hours
!Vented crawl spaces in this region pull in hot, humid air that condenses on cooler surfaces
!Heavy seasonal rainfall and high water tables increase flooding risk

Local Tip — District Of Columbia

In most Southeast states, building codes now allow (and many require) sealed crawl spaces. If your home has a vented crawl space, converting to sealed is one of the highest-ROI home improvements you can make in this climate.

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Pro Tip

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