The Idaho Association of Highway Districts (IAHD) is a non-partisan, non-profit, organization providing an effective, unified voice to promote the interests of all Highway Districts in the state of Idaho.

The voluntary membership of IAHD is comprised of Idaho’s Highway Districts - each District in good standing, regardless of size - has an equal vote in the Association. IAHD is funded solely through member dues and assessments. Businesses, individuals, or other associations with similar interests are invited to be associate (non-voting) members.

A five-member Executive Committee and a ten-member Board of Directors, (elected by the membership every two years) governs the Association. The Executive Committee provides close oversight of IAHD activities. The daily operation of IAHD is managed by the Executive Director.