One Eastside is a residential skyscraper in Birmingham, England. It is tall, and 51 storeys, making it the joint-tallest building in Birmingham and the West Midlands, alongside Octagon. One Eastside and Octagon are Birmingham's first buildings to be taller than , and are defined as skyscrapers by the Council on Tall Buildings and Urban Habitat.
The scheme also includes a second 16-storey building. It is being developed by local developer Court Collaboration. The scheme is located near the upcoming HS2 terminus station. It is expected to cost ã160 million.
In 2019 planning permission was originally approved. In 2021 planning permission was granted again by the Birmingham City Council.
Construction of the tower began in 2023. The building topped out on 10 July 2025 and is expected to complete in 2026.