The standard size of poster board measures 22 inches by 28 inches. Poster board is typically available in a variety of shades, including neon colors.
Poster board can be used for a variety of projects, including school assignments, making signs and even holiday decorations. While there is a standard size for poster board, there are other sizes of poster board available to fit the needs of any project.
Poster board typically comes in white, but has expanded to include a variety of colors. Neon colors are most popular as they help the poster stand out better because the bright shades capture attention.