How to Build a Pergola
Learn how to build a pergola with our detailed step-by-step guide. Follow our easy instructions to get it done right.
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0 of 6 steps completedStep-by-Step Instructions
1 Step 1: Design Pergola and Get Materials
Step 1: Design Pergola and Get Materials
Plan size and style, purchase 4x4 or 6x6 posts, 2x6 or 2x8 beams, and rafters.
Pergola Building Plans
Detailed construction plans for various pergola designs
2 Step 2: Set Posts in Concrete
Step 2: Set Posts in Concrete
Dig holes 3 feet deep, set posts plumb, fill with concrete, let cure 48 hours.
6x6 Pressure-Treated Posts
Heavy-duty posts for pergola structure (10-foot)
Quick-Set Concrete
Fast-setting concrete for post installation (80-lb bag)
3 Step 3: Install Main Support Beams
Step 3: Install Main Support Beams
Attach 2x8 beams across top of posts with lag bolts or beam hangers.
2x8 Lumber
Treated lumber for pergola beams (12-foot)
Heavy-Duty Lag Bolts
Galvanized bolts for securing beams to posts (box)
4 Step 4: Add Rafters Across Beams
Step 4: Add Rafters Across Beams
Install 2x6 rafters perpendicular to beams, space 16-24 inches apart.
2x6 Cedar Boards
Cedar boards for pergola rafters (10-foot)
5 Step 5: Add Decorative Cross Pieces
Step 5: Add Decorative Cross Pieces
Install 2x2 or 2x4 cross pieces on top of rafters for shade and style.
2x2 Trim Boards
Small boards for decorative lattice (8-foot)
6 Step 6: Sand and Finish
Step 6: Sand and Finish
Sand rough edges, apply stain or sealant to protect wood from weather.
Exterior Wood Stain
Penetrating stain for outdoor wood structures (1 gallon)