A portable ironing board assembly which allows the ironing board to be mounted with magnets on a household appliance for convenient use and storage. The assembly has a portable mounting frame, an ironing board pivotally mounted on the frame for raising to a substantially horizontal position for use and for lowering to a substantially vertical position for storage, an ironing board support to help maintain the ironing board's horizontal position, and magnets affixed to the portable mounting frame for attaching the frame to a mounting surface.