About Midwest Builder & Supply — Dayton, Iowa

Family-owned building supply based in Dayton, Iowa — roofing, lumber, pole barns, siding, and same-week jobsite delivery across Central Iowa.

Family Owned. Built for Contractors.

Midwest Builder & Supply is a family-owned building supply store based in Dayton, Iowa — the heart of Central Iowa. We understand Iowa soil conditions, building codes, weather patterns, and what local contractors and farmers actually need.

We deliver building materials to job sites across Central Iowa, including Fort Dodge, Boone, Jefferson, Clarion, Webster City, and the surrounding 30-mile radius — same week on most orders. When you call, you reach someone who knows your region, your project, and your needs.

Products We Carry

• Roofing Supply — Owens Corning, GAF, CertainTeed shingles & metal roofing
• Lumber Yard — framing lumber, pressure-treated, engineered lumber (LVL, I-joists)
• Pole Barn Packages & Post Frame Kits
• Siding — LP SmartSide, James Hardie fiber cement, vinyl siding
• Windows & Doors — residential & commercial
• Composite Decking — Trex, TimberTech AZEK, Fiberon
• Insulation — fiberglass batts, blown-in, rigid foam, mineral wool
• Concrete & Masonry — Quikrete, CMU block, rebar, retaining wall
• Hardware, Fasteners & Jobsite Supplies
• Same-Week Jobsite Delivery — Central Iowa

Cities We Serve

Dayton · Fort Dodge · Boone · Jefferson · Gowrie · Paton · Stratford · Ogden · Perry · Huxley · Ankeny · Des Moines · Ames · Iowa Falls · Clarion · Eagle Grove · Webster City · Humboldt · Rockwell City · Storm Lake · Carroll · Denison