Market Insights  /  Pennsport & South Philadelphia
Development Watch · Pennsport & South Philadelphia

1711-13 S 5th StUnder construction

5-unit residential new construction, zoned RM1.

A 5-unit residential building is set to rise at 1711-13 S 5th St in Pennsport & South Philadelphia, the kind of by-right infill quietly reshaping the block. It was cleared to build in Apr 1, 2021.

The 1,976 sq ft site is zoned RM1, which supports a building on the order of 4 stories by right. Records show the parcel last traded in 2020 for $400K. The plans call for erection of a new four (4) story building, with basement, a roof deck and a roof access structure. for use as multi-family household living as per plans. structure to be fully sprinklered. all work to be done per approved plans. separate permits required for mechanical, electrical, plumbing and fire suppression work. .

The owner of record is Tri-State Trimmers Inc. 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, 1 other major projects have broken ground since 2022 — roughly 24 units of new supply — including the 24-unit project at 900-08 Mckean 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)
Schematic massing — illustrative of the ~4-story by-right envelope, not the developer's design.
Units
5
Zoning
RM1
By-right envelope
~4 stories
Lot
1,976 sq ft
Last sale
$400K · 2020
Cleared to build
Apr 1, 2021
For developers & investors

Underpriced parcels near this project

As this density arrives, InvestPHL is tracking 13 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.

~100buildable units
████████ Street
CMX3 · 0.44 mi away
Max bid to a builder $7.6M · Opportunity Score 99
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~123buildable units
████████ Street
CMX3 · 0.45 mi away
Max bid to a builder $9.5M · Opportunity Score 99
Unlock →
~173buildable units
████████ Street
CMX3 · 0.44 mi away
Max bid to a builder $2.8M · Opportunity Score 96
Unlock →
~32buildable units
████████ Street
CMX2 · 0.17 mi away
Max bid to a builder $420K · Opportunity Score 71
Unlock →
~29buildable units
████████ Street
CMX2 · 0.13 mi away
Max bid to a builder $407K · Opportunity Score 69
Unlock →
Unlock the 13 nearby opportunities →
The block

What else is rising nearby

Major (8+ unit) new-construction projects filed within a half-mile since 2022 — the density gathering around this site.

24u900-08 Mckean St0.44 mi
Progress

How this project is moving

Life-safety systems ⚠ Status unclear — no recent activity
Estimated from the construction permit sequence — an approximation of stage, not a precise schedule.
Every logged milestone appears here — highlighted ones are the headline stages; the rest track interim construction activity. Checked daily.
Compiled by InvestPHL. Unit counts, scope, and ownership are as recorded and subject to revision; the massing figure is a schematic illustration of the by-right envelope, not the developer's design or a marketing rendering. Verify zoning, status, and title with counsel before acting. InvestPHL does not list, market, or represent any property, buyer, or seller.