The city has about a 40mph speed limit on streets with minimal pedestrian and cyclist activity and a 25-35mph restriction on roads with medium activity, such as school zones. It also applies a 30mph limitation on streets with high bicycle and pedestrian activity. Mill Avenue, lying between University Drive and Rio Salado Parkway, has a maximum limit of around 25mph due to its very active status. Neighborhood streets operate at approximately 20-25mph, while collector streets restrict it between 25-30mph. The roads have marked signs that make it easy to adjust your speeds and avoid accidents or traffic violations bookings during your stay in Tempe. Search car hire on KAYAK