# Birken Lofts

- ID: 401-w-ontario
- Address: 401 W. Ontario St, Chicago, IL
- Developer: Monroe Residential Partners with Belgravia Group; GC 3F Construction; Westfield Architects
- Units: 57
- Affordable units: —
- Total project cost: $20M
- Program: Private market
- Public support: Private (zero parking)
- Status: Permitted — ZBA approved; reno permit issued ~Sep 2026; construction starting ~fall 2026
- Source: DPD map #18
- Built by 3F Construction: https://3fconstruction.net/project/birken-lofts/
- Coordinates: 41.893069, -87.638729
- Project page: https://chicagopipeline.com/projects/401-w-ontario

Notes: 57 units confirmed by Monroe Residential (the developer); the June 2026 DPD map shows 88.

Sources:
- https://chicago.urbanize.city/post/reno-permit-issued-residential-conversion-401-w-ontario
- https://www.optionpremier.com/blogs/401-w-ontario-river-north-apartments-zero-parking

Data as of 2026-09-28. Part of the Chicago Pipeline: https://chicagopipeline.com/llms.txt