Crawl Space Repair in Dover, New Hampshire

Find trusted local contractors for crawl space encapsulation, waterproofing, mold removal, and more in Dover. 23 local companies found.

Local Price Estimates — Dover

Encapsulation$2,850$8,000
Repair$1,500$6,000
Waterproofing$1,450$4,650
Mold Removal$500$4,000
Inspection$150$400

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

Crawl Space Contractors in Dover

MB2 Restore LLC

933 Islington St, Portsmouth, NH 03801, USA

5.0

26 reviews

Crawl Space Repair

A-1 Foundations

165 Smoke St, Barrington, NH 03825, USA

5.0

3 reviews

Foundation Repair

J&R Concrete

22 Shirking Rd, Epping, NH 03042, USA

5.0

12 reviews

Crawl Space Repair

Reliable Basement Waterproofing

107 Main St, Plaistow, NH 03865, USA

5.0

156 reviews

WaterproofingDrainage

Groundworks

7 Foundry Pl, Franklin, NH 03235, USA

5.0

34 reviews

Crawl Space Repair

Premier Attic Insulation

30 Third St, Dover, NH 03820, USA

5.0

16 reviews

Insulation

Seacoast Renovation and Insulation

Goodwin Rd, Rollinsford, NH 03869, USA

5.0

15 reviews

Insulation

Parkway Masonry&Construction,Chimney repairs, Foundation Waterproofing

20 Foundry St, Concord, NH 03301, USA

5.0

51 reviews

WaterproofingFoundation Repair

Elite Restoration Inc

12 Elm Rd, North Hampton, NH 03862, USA

5.0

102 reviews

Crawl Space Repair

603 Basement Solutions

213 Haverhill Rd Unit 8B, East Kingston, NH 03827, USA

5.0

241 reviews

Drainage

Groundworks

3 Eastpoint Dr, Hooksett, NH 03106, USA

4.9

568 reviews

Crawl Space Repair

PuroClean of Strafford County

404 Stage Rd, Nottingham, NH 03291, USA

4.9

88 reviews

Crawl Space Repair

NH Dry Basement

110 Isinglass Cir, Barrington, NH 03825, USA

4.9

69 reviews

Drainage

SERVPRO of The Seacoast

74 Industrial Pk Rd, Dover, NH 03820, USA

4.8

170 reviews

Crawl Space Repair

Arta Foundation Repairs

51 Harvey Rd, Londonderry, NH 03053, USA

4.8

52 reviews

Foundation Repair

Crack-X

497 Hooksett Rd, Manchester, NH 03104, USA

4.8

43 reviews

Crawl Space Repair

JACKSON & COMPANY FOUNDATION REPAIR

46 Shaker Ln, Hampstead, NH 03841, USA

4.8

20 reviews

Foundation Repair

Erickson Foundation Solutions

14 Clement Rd, Hudson, NH 03051, USA

4.8

671 reviews

Foundation Repair

Octagon Cleaning and Restoration

232 Calef Hwy #11, Barrington, NH 03825, USA

4.7

64 reviews

Crawl Space Repair

Bryan Locke LLC

438 S Barnstead Rd, Center Barnstead, NH 03225, USA

4.7

11 reviews

Crawl Space Repair

TC Hafford Basement Systems

12 Homestead Dr, Wells, ME 04090, USA

4.6

310 reviews

Drainage

Paul Davis Restoration of Southern New Hampshire, Maine & Boston North (Essex County)

3560 Lafayette Rd SUITE C, Portsmouth, NH 03801, USA

4.4

90 reviews

Crawl Space Repair

Quality Insulation of Portsmouth

360 Constitution Ave, Portsmouth, NH 03801, USA

3.8

13 reviews

Insulation

FAQs — Crawl Space Services in Dover

How much does crawl space repair cost in Dover?

Crawl space repair in Dover, New Hampshire typically costs between $1,500 and $6,000, depending on the extent of damage and services required.

How much does crawl space encapsulation cost in Dover?

Crawl space encapsulation in Dover typically costs between $2,850 and $8,000. The price depends on the size of your crawl space and the materials used.

What crawl space services are available in Dover?

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

Crawl Space Concerns in New Hampshire

Northeast crawl spaces face dual challenges: extreme cold in winter drives up energy costs and risks pipe freezing, while spring snowmelt creates moisture problems. Insulation and encapsulation address both issues, keeping pipes safe in winter and moisture controlled in spring.

!Freezing pipes in crawl spaces are a major winter risk without proper insulation
!Frost heave can shift foundation walls and floor supports
!Ice dam formation on roofs redirects snowmelt into foundations
!Cold floors above uninsulated crawl spaces increase heating bills 15–25%
!Spring snowmelt creates seasonal flooding and moisture surges

Local Tip — New Hampshire

If your floors feel cold in winter, the crawl space is likely uninsulated or poorly sealed. Encapsulation with wall insulation (R-10 to R-19) can raise floor temperatures 5–10°F and reduce heating costs significantly.

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Pro Tip

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