Oak Park
- County:
- Oakland County
- County Seat:
- No
- Area (mi²):
- 5.147
- State:
- Michigan
Oak Park is a city located in Oakland County, Michigan. Oak Park has a 2026 population of 29,402. Oak Park is currently growing at a rate of 0.73% annually but its population has decreased by -0.3% since the most recent census, which recorded a population of 29,490 in 2020.