Demand for siding in the US is forecast to increase 7.1 percent annually to 103.5 million squares in 2018, valued at $12.1 billion. Brick, concrete and stone siding will grow the fastest, driven by their durability and low maintenance, especially for new homes built in the South. Vinyl siding will remain dominant but will continue to lose market share.This study analyzes the 73.5 million square US siding industry. It presents historical demand data for 2003, 2008 and 2013, and forecasts for 2018 and 2023 by material (e.g., vinyl, fiber cement, wood, stucco, brick, concrete and stone, metal panels, EIFS), market (e.g., residential, nonresidential) and US region.The study also considers market environment factors, details industry structure, evaluates company market share and profiles 33 industry participants, including James Hardie, Ply Gem and CertainTeed.