Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$14,760,000
Office buildings
4100 City Ave Philadelphia, PA 19131-1610
Entity Owned
19-yr Hold
Free & Clear
Property ID
US73-2221264
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
2007
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
69,698 SF
Lot
5.49 ac (238,927 SF)
Zoning code
CMX2
APN
88-3-0802-00
UPID
US73-2221264
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
-
ABC National Television Sales Television Studio Media Distribution
-
WPVI-TV 6abc Television Studio Media Distribution
-
ABC Inc WPVI-DT 6ABC Television Studio Media Distribution
-
WPVI ABC 6 Newspaper & Magazine Television Studio
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$15.05M
Comparable Approach
Comparable
$15.07M
Blend (final)
Blend
$14.76M
Owner & transaction history
Abc INC · 19 yrs held
Abc INC
since 2007
1 recorded transaction
Zoning & alternative use
CMX2 · Philadelphia, PA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant
$21.6M
+21.7%
Apartment house (5+ units)
$19.4M
+9.3%
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
Method
Estimation
Statistic approach
by Request
ML approach
by Request
CAP Approach
CAP Return
Estimation
6%
$16,305,000
6.5%
$15,050,000
7%
$13,975,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$17,735,000
Current use
RESTAURANT
$21,580,000
Change: +22% · Conversion: Moderate
APARTMENT HOUSE (5+ UNITS)
$19,385,000
Change: +9% · Conversion: Easy
MEDICAL BUILDING
$17,115,000
Change: -3% · Conversion: Easy
Blend value · Realmo final
$14.76M
Range $13.28M – $16.24M · ±10%
Realmo estimate · informational only.
These numbers are calculated by our models from public records and may not reflect actual market value.
Not an appraisal.
Verify with a licensed appraiser before transacting. Realmo accepts no liability for divergence from real-world outcomes.
View the full estimation — every method, every assumption
Confidence drivers & risk notes · Custom comparable set · Free for first 3 / day
Full estimation methodology
Every method · every assumption · confidence drivers
Price per SF
Sale + rent benchmarks
Subject property
$212 / SF
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
$260,055
Tax year 2023
Assessed value
$18,578,000
Assessed 2023
Previous assessed
$18,578,000
+0.0% YoY
Effective rate
1.40%
On assessed value
Assessed land
$3,715,600
Assessed improvement
$14,862,400
Land market value
$3,715,600
Improvement market value
$14,862,400
Total market value
$18,578,000
Applied tax rate
52.0000
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 buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
2007
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
2
Total area
69,698 SF
Lot
5.49 ac (238,927 SF)
Zoning code
CMX2
APN
88-3-0802-00
UPID
US73-2221264
Jurisdiction
PHILADELPHIA
Metro division
PHILADELPHIA, PA METROPOLITAN DIVISION
Zoning & alternative use
CMX2 · Philadelphia, PA
Zoning CMX2 · permitted uses
CMX2 · Philadelphia, PA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Philadelphia. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$17.7M
RESTAURANT
Est. value
$21.6M
APARTMENT HOUSE (5+ UNITS)
Est. value
$19.4M
MEDICAL BUILDING
Est. value
$17.1M
OFFICE BUILDING Current
RESTAURANT
APARTMENT HOUSE (5+ UNITS)
MEDICAL BUILDING
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Alternative use deep dive
Conversion cost · permit path · stabilized NOI per option
Building & site characteristics
From public records
Year built
2007
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
2
Lot
5.49 ac
Current owner
From public records · entity-resolved
Abc INC
Entity
Free & Clear · 19 yrs held
Mailing address
4100 CITY AVE, PHILADELPHIA, PA 19131-1610
Ownership since
2007
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 23, 2007
—
Abc INC
Abc INC
Quit Claim Deed
related
—
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.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 4100 City Ave?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
