30-unit residential new construction, zoned CMX3.
A 30-unit residential building is set to rise at 1100 Ridge Ave in Northern Liberties, the kind of by-right infill quietly reshaping the block. It was cleared to build in Jan 11, 2021.
The site is zoned CMX3, which supports a building on the order of 8 stories by right. The parcel last changed hands in 2020. The plans call for for the erection of a seven (7) story structure (type ia construction from basement 2nd floor and iiia construction for 3rd-7th floor) with a common roof deck at the 6th floor level. for use as 30 dwelling units and a vacant commercial space (u&o and co required prior to occupancy) with accessory parking. separate permit required for mep and fire suppression work.
The owner of record is 900 Diamond Street 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, 7 other major projects have broken ground since 2022 — roughly 349 units of new supply — including the 31-unit project at 326 N 12th St, the 23-unit project at 1314-32 Spring Garden St, the 81-unit project at 225 N 13th 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 167 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 167 nearby opportunities →Major (8+ unit) new-construction projects filed within a half-mile since 2022 — the density gathering around this site.