Archello Awards 2026 · Enter your projects before 30 September 2026
Archello Awards 2026 · Enter your projects before 30 September 2026

Atelierjones

An overview of projects, products and exclusive articles about Atelierjones

Project • By atelierjonesApartments

Heartwood

In the Central District of Seattle, USA, a 67,000-square-feet mass timber middle income housing project represents a significant development in tall timber construction. The eight-storey Heartwood building was designed by Seattle-based architectural studio atelierjones for Community Roots Housing, a non-profit organisation that builds, preserves, and manages affordable homes for over 2,000 residents across the Seattle area. Lara Swimmer Photography   Changing the building code in favour of tall timber buildings Heartwood is the first Type IV-C International Building Code workforce housing building to be constructed in the USA. The anticipated demand for taller mass timber buildings led to the addition of three new construction... More

NewsDetail • 18 Dec 2023

Detail: atelierjones completes Heartwood, the first tall mass timber workforce housing building in the US

atelierjones has completed the design of Heartwood, a 67,000-square-feet (approx. 6,225-square-meter) mass timber workforce/middle income housing project in Seattle, USA. Located in the city’s mainly residential Central District, the eight-story Heartwood building was designed for Community Roots Housing, a Seattle-based non-profit organization. It is the first Type IV-C International Building Code (IBC) workforce housing building to be built in the US. Breaking ground in April 2022, Heartwood was completed in late 2023.  Lara Swimmer Photography The anticipated demand for taller mass timber buildings led to three new construction types being added to the 2021 International Building Code: IV-A (18 stories), IV-B (12 sto... More