Market Insights  /  Strawberry Mansion
Development Watch · Strawberry Mansion

1515-19 W Dauphin StDelivered

13-unit residential new construction, zoned RM1.

A 13-unit, three-story building has been delivered at 1515-19 W Dauphin Street in Strawberry Mansion, with accessory parking rounding out the program on a 5,193-square-foot lot. The project recently underwent layout revisions and a change in design engineer, per an April amendment, and includes full NFPA 13 sprinklers. The property has been held by Academy For Professional since 1997, long enough to ride out the neighborhood's roughest years before pulling the trigger on new construction.

The RM1 zoning here is a straight shot for moderate-density residential, and the developer used it as intended. Strawberry Mansion has seen scattered multifamily comeback plays in recent years, though they've been sporadic rather than block-shifting. This site sits within range of at least 36 units delivered or in the pipeline within a half-mile radius, including a 17-unit project at 2213-15 N Broad Street and a 19-unit building at 1108 W Dauphin Street—evidence that patient developers are willing to bet on the Broad Street corridor and pockets of Dauphin.

What's notable is the density: 13 units on roughly 5,200 square feet is tight, disciplined infill, and the accessory parking acknowledges the realities of tenant demand without sprawling. The project's completion adds modestly to the area's stabilized rental stock and suggests that parcels in similar RM1 zones along this stretch—particularly those assembled long ago—may finally pencil for smaller-scale builders who've been sitting on land through the lean decades.

📄 View the project's plan drawings (PDF)
Schematic massing — illustrative of the ~3-story by-right envelope, not the developer's design.
Units
13
Zoning
RM1
By-right envelope
~3 stories
Lot
5,193 sq ft
Last sale
1997
Cleared to build
Jan 26, 2024
For developers & investors

Underpriced parcels near this project

As this density arrives, InvestPHL is tracking 80 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.

~264buildable units
████████ Street
ICMX · 0.46 mi away
Max bid to a builder $4.4M · Opportunity Score 96
Unlock →
~191buildable units
████████ Street
CMX2.5 · 0.22 mi away
Max bid to a builder $3.8M · Opportunity Score 96
Unlock →
~149buildable units
████████ Street
CMX3 · 0.30 mi away
Max bid to a builder $2.3M · Opportunity Score 95
Unlock →
~118buildable units
████████ Street
CMX3 · 0.38 mi away
Max bid to a builder $1.9M · Opportunity Score 93
Unlock →
~150buildable units
████████ Street
ICMX · 0.50 mi away
Max bid to a builder $2.4M · Opportunity Score 93
Unlock →
Unlock the 80 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.

17u2213-15 N Broad St0.17 mi
19u1108 W Dauphin St0.38 mi
Progress

How this project is moving

Cleared for occupancy ~100% complete
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.