A modular sign support is particularly adapted for supporting a real estate sign in the front yard area of a structure, as well as for supporting a name plate, electric lamp, mail box or the like in front of a private residence, business office or the like. The modular sign support includes a main vertical post or standard with a pointed bottom spike portion which is formed as a plurality of plastic modules, formed with socket and tenon connection, a top cross arm is similarly connected to the top of the post and includes at least one elongated arm portion with a pair of downwardly extending spaced apart tabs with holes therethrough to receive connector means to a display panel or sign.