Gateway Green is a park in northeast Portland, Oregon, known for catering to off-road cyclists. It is located between Interstate 205 and Interstate 84 on the former site of the Rocky Butte county jail. The park opened June 2017, but construction to further expand the park began March 2020 is expected to be complete by November 2020. References External links Gateway Green, Portland Parks & Recreation, City of Portland, Oregon 2017 establishments in Oregon Northeast Portland, Oregon Parks in Portland, Oregon Protected areas established in 2017