Foundation Repair & Basement Waterproofing in Dallas County, Iowa

Name: JLB Basement Waterproofing & Foundation Repair
Address: 97 Indiana Ave Suite #1, Des Moines, IA, 50314, US
Telephone: (515) 717-8560
Price range: $$

As the fastest-growing county in Iowa, Dallas County is splitting in two — dense new suburban subdivisions on its eastern edge and quiet farmland to the west — and JLB delivers foundation repair and basement waterproofing across all of it. From brand-new builds to century-old farmhouses, we keep Dallas County homes level and dry.

4.9(100+ reviews)

11+ Years in Business

Locally Owned & Operated

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Des Moines
(515) 717-8560

Free 45-Minute Analysis + Written Report

Get a precise analysis of your foundation and waterproofing situation, and a clear estimate on what any fixes or corrections might cost.

4.9★ (100+ reviews) · 11+ Years · Transferable Warranty

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4.9(100+ reviews)

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KS, MO & IA

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Serving Dallas County

Foundation Repair & Basement Waterproofing Across Dallas County, Iowa

From the county seat of Adel to the small towns scattered along the Raccoon River valley, JLB brings foundation repair and basement waterproofing to homeowners across Dallas County, Iowa. We serve Dexter on the southwest side, Booneville near the Madison County line, and the tight-knit communities of Bouton and Dawson to the north. Whether your home sits in a fresh Adel-area development or on long-established acreage in Dawson, our crews work to the same standard countywide.

Towns we serve in Dallas County: Dexter, Booneville, Bouton, and Dawson.

Foundation & Waterproofing

Foundation Repair, Basement Waterproofing & Crawlspace Services in Dallas County, Iowa

One local crew handles the whole structural side in Dallas County — piering, waterproofing, crawlspace encapsulation, drainage, and wall replacement. Here's how we fix each:

Steel push pier foundation stabilization in Dallas County, Iowa

Foundation Repair in Dallas County

Foundation repair in Dallas County means working across an unusually wide range of housing — from new-construction subdivisions near Adel to century-old farmhouses outside Dexter and Dawson. We diagnose the root cause first, whether it's settling on freshly backfilled lots or long-term clay movement under older homes, then stabilize with piers, wall braces, or crack repair sized to the structure rather than a one-size-fits-all fix.

Steel push piers and helical piers driven to stable load-bearing soil
Wall anchors and carbon-fiber straps for bowing or cracked walls
Engineered, permanent fixes — not surface patches
Transferable warranty and a free, no-pressure inspection

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Basement Waterproofing in Dallas County

Basement waterproofing is a priority across Dallas County because clay-heavy soils and the Raccoon River watershed keep water tables high in many areas, especially after spring snowmelt. We install interior drainage systems, sump pumps, and sealed vapor barriers that move water away from your foundation and out of your basement, so homes from Booneville to Adel stay dry through Iowa's wettest months.

Interior drain tile and sump systems sized for Iowa’s water table
Crack injection and wall-to-floor joint sealing
Vapor barriers and dehumidification to stop musty air and mold
Keeps the lower level permanently dry, backed in writing

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Crawlspace encapsulation with vapor-barrier liner in Dallas County, Iowa

Crawlspace Encapsulation in Dallas County

Many older homes in the small towns of Dallas County — Dexter, Bouton, and Dawson among them — sit over vented crawlspaces that draw in ground moisture and humid summer air. We fully encapsulate the crawlspace with heavy-duty liner, seal the vents, and add drainage and dehumidification, cutting off the moisture that fuels mold, wood rot, and musty odors rising into the living space above.

Spray-foams BOTH the crawlspace AND the basement — twice the protection
Sealed vapor-barrier liner over floor and walls
Cuts humidity, mold, and energy loss from the stack effect
Done for less than competitors who seal only one or the other

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French drain trench with gravel and drain pipe in Dallas County, Iowa

French Drains & Drainage in Dallas County

Dallas County's mix of dense new subdivisions and rolling farmland creates plenty of drainage headaches, from runoff pooling against newly built foundations to low-lying yards near river tributaries. We design and install French drains that intercept groundwater and surface runoff and carry it safely away, relieving the hydrostatic pressure that pushes water through basement walls and floors.

French drains, regrading, and buried downspout extensions
Redirects surface and groundwater away from the foundation
Relieves the hydrostatic pressure that cracks walls and floors
Built for Iowa freeze-thaw and heavy spring snowmelt

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Foundation Wall Replacement in Dallas County

When a foundation wall in an older Dallas County home has bowed, cracked through, or deteriorated past the point of bracing — common in aging block and stone walls around Adel and the western farm communities — full wall replacement is the lasting solution. We excavate, remove the failing wall, and rebuild it to modern standards with proper drainage and waterproofing built in from the start.