Crawl Space Repair in Oswego, Illinois

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

Local Price Estimates — Oswego

Encapsulation$2,850$7,400
Repair$1,400$5,500
Waterproofing$1,500$4,950
Mold Removal$500$3,950
Inspection$150$350

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

Crawl Space Contractors in Oswego

Areawide Waterproofing

205 Clark St, Aurora, IL 60506, USA

5.0

3 reviews

Waterproofing

PJ Basement Crack Repairs LLC

3015 Frank Turk Dr, Plainfield, IL 60586, USA

5.0

6 reviews

Drainage

Acculevel

640 S Washington St Suite 213, Naperville, IL 60540, USA

5.0

20 reviews

Crawl Space Repair

Basement and Crawl Space Solutions

942 N Division St, Braidwood, IL 60408, USA

5.0

64 reviews

Drainage

Seepage Seal

714 Czacki St, Lemont, IL 60439, USA

5.0

58 reviews

Crawl Space Repair

Area Wide Waterproofing, Inc.

9270 Corsair Rd # 16, Frankfort, IL 60423, USA

5.0

136 reviews

Waterproofing

DV Foundation Cracks & Concrete Step Repair

299 N Bolingbrook Dr, Bolingbrook, IL 60440, USA

5.0

4 reviews

Foundation Repair

KVD Foundation Excavation & Concrete Contractor

118 Forgue Dr, Naperville, IL 60564, USA

5.0

8 reviews

Foundation Repair

Real Seal Basement Waterproofing & Foundation Repair

310 N Hammes Ave # 201, Joliet, IL 60435, USA

5.0

22 reviews

WaterproofingFoundation RepairDrainage

DryCity

833 Oliver Ave, Aurora, IL 60506, USA

5.0

28 reviews

Crawl Space Repair

Everseal Basement

720 Terry Ave, Aurora, IL 60506, USA

5.0

59 reviews

Drainage

SERVPRO of Kendall County

40A Stone Hill Rd, Oswego, IL 60543, USA

4.9

66 reviews

Crawl Space Repair

SERVPRO of Aurora

1015 S Lake St, Aurora, IL 60506, USA

4.9

39 reviews

Crawl Space Repair

Parkside Restoration

175 E Crossroads Pkwy d, Bolingbrook, IL 60440, USA

4.9

220 reviews

Crawl Space Repair

Accu-Dry Waterproofing & Concrete Pumping, Inc.

1049 Zygmunt Circle, Westmont, IL 60559, USA

4.9

202 reviews

Waterproofing

Premium Waterproofing, Inc.

520 S River St, Batavia, IL 60510, USA

4.8

39 reviews

Waterproofing

Weather Shield Insulators

38 N Bereman Rd, Montgomery, IL 60538, USA

4.8

44 reviews

Crawl Space Repair

Above Board Indoor Environmental

38 Stone Hill Rd, Oswego, IL 60543, USA

4.7

28 reviews

Crawl Space Repair

Basement Buddies Waterproofing

628 S Woodlawn St, Wheaton, IL 60187, USA

4.7

35 reviews

WaterproofingDrainage

American Basements and Crawlspaces Corp.

15527 S 70th Ct, Orland Park, IL 60462, USA

4.6

111 reviews

Drainage

Cementrix Concrete

675 Woolley Rd, Oswego, IL 60543, USA

4.4

26 reviews

Crawl Space Repair

Next Level Concrete LLC

17 Durango Rd, Montgomery, IL 60538, USA

4.4

7 reviews

Crawl Space Repair

Superior Waterproofing

62 Stone Hill Rd, Oswego, IL 60543, USA

3.0

4 reviews

Waterproofing

FAQs — Crawl Space Services in Oswego

How much does crawl space repair cost in Oswego?

Crawl space repair in Oswego, Illinois typically costs between $1,400 and $5,500, depending on the extent of damage and services required.

How much does crawl space encapsulation cost in Oswego?

Crawl space encapsulation in Oswego typically costs between $2,850 and $7,400. The price depends on the size of your crawl space and the materials used.

What crawl space services are available in Oswego?

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

Crawl Space Concerns in Illinois

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 — 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 -10°F to 100°F stress crawl space materials year-round
!Tornado and severe storm damage to foundations is more common in this region

Local Tip — Illinois

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 — 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.