New Era Square is a development project located next to St Mary's Gate roundabout on the Inner Ring Road of Sheffield City Centre, South Yorkshire, England.

The development fronts onto the corner of St Mary's Gate and Bramall Lane, home to the grounds of Sheffield United Football Club.

[21][9][22][23][24][25][26][20][27] The architectural design for the project was undertaken by Sheffield-based architects firm Hadfield Cawkwell Davidson Ltd.[27][28][22][20][7] The initial planning application for a development at Boston Street, including "Demolition of existing buildings and erection of 3 buildings" was received by Sheffield City Council in Autumn 2014, including plans for a 21-storey tower.

The finished square incorporated green roofs, outdoor lighting, leisure facilities for tenants and a pedestrianised plaza open for public use, with landscaping by local Sheffield company Weddles.

[38][39][40] Work began on the construction of the development in late 2015, launching with a ground-breaking ceremony, for which event investors flew into the UK from China.