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Property profile & analytics
OFF-MARKET
Office Spaces
129 League St 1 Philadelphia, PA 19147-4224
Entity Owned
2-yr Hold
~
Est. High Equity
Property ID
US73-0332887
Property profile
Verified
Property type
Office Spaces
Use group
CONDOMINIUM OFFICES
Year built
1900
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
1,020 SF
Zoning code
RSA5
APN
88-8-0216-78
UPID
US73-0332887
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Alden Blyth Architect LLC Architect
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
129 League Street Development LLC · 2 yrs held
129 League Street Development LLC
since 2024
Last sale
$200,000
4 recorded transactions
Zoning & alternative use
RSA5 · Philadelphia, PA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Zoning description
tial Single-Family Detached-3 R2 RSA-1 Residential Single-Family Attached-1 R3 RSA-2 Residential Single-Family Attached-2 R4 RSA-3 Residential Single-Family Attached-3 R5 RSA-4 Residential Single-Family Attached-4 R6 R7 RSA-5 Residential Single-Family Attached-5 R9A R10A R20 RSA-6 Residential Single-Family Attached-6 NA (new district) RTA-1 Residential Two-F…
Zone name
Residential Single Family Attached
General category
RESIDENTIAL
Zone area
10,695.07 ac
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs Philadelphia submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Philadelphia submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2023Property tax & assessments
Tax year 2023
Tax billed
$2,335
Tax year 2023
Assessed value
$166,800
Assessed 2023
Previous assessed
$166,800
+0.0% YoY
Effective rate
1.40%
On assessed value
Assessed land
$26,688
Assessed improvement
$140,112
Land market value
$26,688
Improvement market value
$140,112
Total market value
$166,800
Applied tax rate
2.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Office Spaces
Use group
CONDOMINIUM OFFICES
Status
Off-Market
Year built
1900
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Cooling
CENTRAL
Stories
1
Total area
1,020 SF
Zoning code
RSA5
APN
88-8-0216-78
UPID
US73-0332887
Jurisdiction
PHILADELPHIA
Metro division
PHILADELPHIA, PA METROPOLITAN DIVISION
Zoning & alternative use
RSA5 · Philadelphia, PAZoning RSA5 · permitted uses
RSA5 · Philadelphia, PA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Zoning description
tial Single-Family Detached-3 R2 RSA-1 Residential Single-Family Attached-1 R3 RSA-2 Residential Single-Family Attached-2 R4 RSA-3 Residential Single-Family Attached-3 R5 RSA-4 Residential Single-Family Attached-4 R6 R7 RSA-5 Residential Single-Family Attached-5 R9A R10A R20 RSA-6 Residential Single-Family Attached-6 NA (new district) RTA-1 Residential Two-Family Attached-1 R5A RTA-2 Residential Two-Family Attached-2 NA (new district) RM-1 R
Zone name
Residential Single Family Attached
General category
RESIDENTIAL
Zone area
10,695.07 ac
Building & site characteristics
From public records
Year built
1900
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Cooling
Yes
Stories
1
Current owner
From public records · entity-resolved
129 League Street Development LLC
Entity
Mailing address
6436 SHERWOOD RD, PHILADELPHIA, PA 19151-2415
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Feb 6, 2024
$200,000
129 League Street Development LLC
Alden Blyth
Deed
—
May 15, 2009
$16,324
Alden Blyth
Horn Blyth & Partners
Grant Deed
$183,000 · Pnc Bank
Mar 23, 2005
—
Blyth Horn
Horn Blyth & Partners
Quit Claim Deed
related
—
—
—
Blyth Horn
—
Deed Of Trust
related
$200,000 · Beneficial Mutual Savings
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
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