The Wayne County Zoological Authority administers Wayne County's portion of the tri-county zoo millage, initially approved by voters in 2008 and renewed in 2016. The millage supports operations at the Detroit Zoo, located in Royal Oak, Michigan.The millage is levied at 0.1-mill annually and will expire in 2027. The annual levy is $10 for those living in homes valued at $150,000.
- Wayne County Commissioner Alisha Bell - Chair
- Wafa Dinaro - Vice Chair
- Wayne County Commissioner Terry Marecki - Secretary
- David Katz
- Mario Morrow