Choose the location and check local building codes and permits
Measure the area and decide the pergola size
Select materials such as wood, vinyl, or metal
Gather tools, fasteners, concrete, anchors, and hardware
Mark the post locations on the ground
Dig post holes to the required depth
Set the posts in concrete and make them level
Allow the concrete to cure fully
Attach the support beams to the posts
Install the crossbeams or rafters evenly across the top
Secure all joints with appropriate hardware
Add decorative end cuts or trim if desired
Sand, stain, paint, or seal the pergola
Inspect the structure for stability and safety
Add climbing plants, shade fabric, or lighting if desired