Crawl Space Repair in Mandan, North Dakota

Reviewed by Michael PetersonΒ· Licensed Home Inspector

19 crawl space companies serve Mandan, North Dakota, together holding 1,118 customer reviews. Groundworks is the highest-rated at 5.0β˜… (20 reviews). Local crawl space repair typically runs $1,500–$6,000, and full encapsulation $3,000–$8,000. The most common services offered here are crawl space repair, insulation.

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

Local Price Estimates β€” Mandan

Encapsulation$3,000–$8,000
Repair$1,500–$6,000
Waterproofing$1,500–$5,000
Mold Removal$500–$4,000
Inspection$150–$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 Mandan

1276 Mike St #212, Dickinson, ND 58601, USA

5.0

11 reviews

Crawl Space Repair

810 1st St SE, Mandan, ND 58554, USA

5.0

1 reviews

Crawl Space Repair

9027 Hogue Rd, Bismarck, ND 58503, USA

5.0

2 reviews

Insulation

700 1st St SE, Mandan, ND 58554, USA

5.0

15 reviews

Crawl Space Repair

4181 28th Ave, Mandan, ND 58554, USA

5.0

2 reviews

Crawl Space Repair

2420 Airway Ave Unit 11, Bismarck, ND 58504, USA

5.0

10 reviews

Crawl Space Repair

1004 N Frontier Trail, Mandan, ND 58554, USA

5.0

1 reviews

Crawl Space Repair

2019 E Sweet Ave, Bismarck, ND 58504, USA

5.0

1 reviews

Crawl Space Repair

3000 Wanchena Wy Unit 203, Bismarck, ND 58504, USA

5.0

20 reviews

Crawl Space Repair

2925 E Broadway Ave, Bismarck, ND 58501, USA

4.8

309 reviews

Crawl Space Repair

1330 41st St N, Fargo, ND 58102, USA

4.8

515 reviews

Crawl Space Repair

3405 Hamilton St T, Bismarck, ND 58503, USA

4.8

49 reviews

Crawl Space Repair

135 Airport Rd, Bismarck, ND 58504, USA

4.7

81 reviews

Crawl Space Repair

111 Eastdale Dr, Bismarck, ND 58501, USA

4.6

19 reviews

Crawl Space Repair

1408 Lockheed Dr #202, Bismarck, ND 58504, USA

4.6

5 reviews

Crawl Space Repair

2400 Vermont Ave, Bismarck, ND 58504, USA

4.6

55 reviews

Crawl Space Repair

106 W Antelope St, Mandan, ND 58554, USA

4.5

2 reviews

Crawl Space Repair

2840 Valley Forge St, Bismarck, ND 58503, USA

4.4

19 reviews

Crawl Space Repair

2010 46th Ave SE, Mandan, ND 58554, USA

1.0

1 reviews

Crawl Space Repair

FAQs β€” Crawl Space Services in Mandan

How much does crawl space repair cost in Mandan?

Crawl space repair in Mandan, North Dakota typically costs between $1,500 and $6,000, depending on the extent of damage and services required. With 19 local companies to compare, getting 2–3 quotes usually saves 15–30%.

How much does crawl space encapsulation cost in Mandan?

Crawl space encapsulation in Mandan typically costs between $3,000 and $8,000. The price depends on the size of your crawl space and the materials used.

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

Groundworks is the highest-rated crawl space contractor in Mandan with a 5.0β˜… rating from 20 reviews. Knudson’s Edge Contracting (5.0β˜…, 15 reviews) is also highly rated. Ratings shown are from public customer reviews.

How many crawl space contractors serve Mandan?

19 crawl space companies are listed for Mandan. The average local rating is 4.6β˜… across 1,118 reviews. Contractors in nearby Bismarck and Minot also serve the area.

What crawl space services are available in Mandan?

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

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

Radon is the #2 cause of lung cancer in the US, and Midwest homes are in a high-radon zone. If you are encapsulating your crawl space, add a radon mitigation system at the same time β€” bundling saves $500–$1,000 vs. separate installations. Always verify licensing and insurance, and get itemized quotes from at least two Mandan-area companies before signing.

Crawl Space Concerns in North Dakota

The Midwest combines multiple crawl space risks: radon gas seeping through soil, clay soils that move seasonally, and extreme weather events. A properly encapsulated crawl space with radon mitigation addresses the most serious health and structural risks in this region.

!Radon levels in Midwest crawl spaces are among the highest nationally β€” testing is essential
!Heavy clay soils expand when wet and contract when dry, stressing foundations
!Flash flooding and storm water overwhelm drainage systems regularly
!Temperature swings from -10Β°F to 100Β°F stress crawl space materials year-round
!Tornado and severe storm damage to foundations is more common in this region

Local Tip β€” North Dakota

Radon is the #2 cause of lung cancer in the US, and Midwest homes are in a high-radon zone. If you are encapsulating your crawl space, add a radon mitigation system at the same time β€” bundling saves $500–$1,000 vs. separate installations.

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Pro Tip

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