220-unit residential new construction, zoned CMX3.
A 220-unit residential building is set to rise at 417-25 Callowhill St in Northern Liberties, one of the larger new-construction projects underway in Philadelphia this cycle. It was cleared to build in Dec 15, 2021.
The 43,200 sq ft site is zoned CMX3, which supports a building on the order of 7 stories by right. Records show the parcel last traded in 2021 for $11M. The plans call for new construction of a seven (7) story structure with common roof deck and pilot houses for use as two hundred twenty (220) dwelling units and accessory parking as per approved plans. building to utilize horizontal separations to create two (2) separate buildings with two (2) different construction types (1st & 2nd floors - type ia and 3rd through 7th floors - type iiia). fire retardant treated studs and sheathing required for type iii construction. building to be fully sprinklered per nfpa 13 and include standpipes per nfpa 14. fire watch required per code bulletin f-2001. *2018 ibc review* **separate permits required for mep & fire suppression work**.
The owner of record is Linden Odg Philly LLC. The project's plan drawings are on file — worth a look for anyone underwriting the surrounding block.
It isn't rising in isolation. Within a half-mile, 8 other major projects have broken ground since 2022 — roughly 462 units of new supply — including the 74-unit project at 502 Wood St, the 75-unit project at 416-24 Vine St, the 85-unit project at 230-36 Vine St. That kind of concentration is exactly what pulls land values, and buyer attention, toward a block.
We'll update this page as the project progresses — leasing, retail tenants, renderings, and construction milestones as they surface. The relevant question for investors and agents: what are the surrounding parcels worth to a builder now that this is coming?
📄 View the project's plan drawings (PDF)As this density arrives, InvestPHL is tracking 96 under-built parcels within a half-mile that a developer could still acquire and build — each carrying a builder's max bid. Addresses and figures are members-only.
Unlock the 96 nearby opportunities →Major (8+ unit) new-construction projects filed within a half-mile since 2022 — the density gathering around this site.