The Board of Directors are elected and appointed county officials from active member counties or designated officials and are nominated at the Annual Conference to serve on the Board, as follows:
- State associations nominate seventy-seven (77) members
- Affiliates, WIR, LUCC, RAC nominate twenty-six (26) members
- President appoints ten (10) at-large members
- Past presidents currently serving as elected county officials eight (8) members
- Executive Committee five (5) members
The role of the board of directors is to:
- Supervise, manage and control the business and property of the association
- Determine NACo's mission as identified by the members
- Monitor NACo's success in fulfilling its mission
- Ensure that NACo will be able to continue to fulfill its mission
The Executive Committee of the Board of Directors are elected officials of active member counties who serve as officers of the association. The president serves as chair of the Committee, there is a president-elect, a first vice-president, a second vice-president, and an immediate past president.