haljo
Haljo is a fictional urban-design concept used in speculative fiction and world-building to describe a type of compact, modular, and highly interconnected community. In these works, haljo districts are portrayed as intentionally designed urban units that balance density with livability through shared resources and sustainable technology.
The term haljo originated in online world-building communities in the 2000s and 2010s. Authors typically treat
Haljo districts are defined by grid-like planning, modular housing, and a strong emphasis on public and shared
- Modular, reconfigurable housing blocks to adapt to changing needs
- Shared kitchens, workshops, gardens, and social spaces
- Renewable-energy microgrids and efficient water use
- Pedestrian-oriented streets and integrated transit
- Mixed-use zoning that supports work, schooling, and recreation within walking distance
In many portrayals, haljo emphasizes community-led or participatory governance, though some versions depict technocratic management or
Haljo is used as a template to explore sustainable living, urban resilience, and equitable access in
Urban design, sustainable city, modular architecture, world-building.