This project shows how to build exterior deck stairs from start to finish, including measuring total rise, using a stair calculator, pouring a concrete landing, cutting stringers, waterproofing ...

For ambitious DIYers, deck stairs are a natural next project after building a stylish floating wood deck. Or perhaps your old stairs have worn out from years of exposure to the sun, moisture, and use.

I need to build some custom stairs outdoors. I was thinking of using stone, but I am open to other ideas. I was thinking of using custom iron stairs, but I don't know how to weld or fabricate them.

Deck stairs look simple until you cut your first stringer wrong. I have done that, and one bad cut can waste a whole board. Building deck stairs is one of the most useful DIY projects you can take on.