Estacada is a city in Clackamas County, Oregon, United States, about 30 miles (48 km) southeast of Portland. Take a look below for 15 awesome and fun facts about Estacada, Oregon, United States. 1. The 2020 population is estimated to be 3,700. 2. According to the 2010 census, the population in 2010 was 2,695. 3….