100-unit residential new construction, zoned CMX4.


A 100-unit residential building is set to rise at 4211 Chestnut St in University City & Powelton, one of the larger new-construction projects underway in Philadelphia this cycle. It was cleared to build in Dec 13, 2021.
The 5,000 sq ft site is zoned CMX4, which supports a building on the order of 7 stories by right. The parcel last changed hands in 2021. The plans call for new construction of a seven (7) story structure with common roof deck and pilot houses for use as one hundred (100) dwelling units with accessory parking garage as per approved plans. building to utilize horizontal separations to create two (2) separate buildings with two (2) different construction types (basement, 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** amendment approved 4/21/22 amend new construction permit no. cp-2021-002182 for revisions to structural foundation and shoring system as per approved plans. amendment approved 5/22/23 amend new construction permit no. cp-2021-002182 for revisions to first floor amenity space and elevator structural changes as per approved plans. amendment approved 8/10/24 amend new construction permit no. cp-2021-002182 to document 2-hour rated pipe/wire shaft throughout the building as per approved plans. .
The owner of record is 4211 Chestnut 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 313 units of new supply — including the 12-unit project at 4245 Sansom St, the 95-unit project at 4050 Ludlow St, the 145-unit project at 4401 Holden 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 106 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 106 nearby opportunities →Major (8+ unit) new-construction projects filed within a half-mile since 2022 — the density gathering around this site.