103 Callowhill St Philadelphia, PA 19123-4220
Individually Owned
11-yr Hold
Free & Clear
Estimated value (blended)
$300k
Range $270k – $330k (±10%)
Property ID
US73-4679830
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1920
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
3,828 SF
Lot
0.04 ac (1,600 SF)
Zoning code
RM1
APN
87-1-4016-60
UPID
US73-4679830
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.03M
Blend (final)
Blend
$300k
Owner & transaction history
since 2015
5 recorded transactions
Zoning & alternative use
RM1 · Philadelphia, PA
Zoning description
The Residential Multi Family districts are primarily intended to accommodate moderate to high density, multi unit residential buildings in areas where such development already exists or where it is desired in the future
General category
RESIDENTIAL
Top alternative use upside
Office building
$975,000
+16.5%
Medical building
$940,000
+12.4%
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
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Unlock the complete Valuation workflow
Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 21 comparables with addresses
4 alternative uses screened
Sensitivity value band
Source audit · 10 inputs
PDF export
Analytics Standard · 5 reports
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from $99/month
Summary
1
Valuation conclusion
Included free
Estimated market value
$300k
Value range
$270k – $330k
±10% around blend
Estimated value / SF
$78 / SF
Confidence
High
21 county-verified comps
Property data
88
Market benchmarks
100
Comparable evidence
100
$270k
blend $300k
$330k
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
3,828 SF
Lot area
0.04 ac
Year built
1920
Stories
3
APN
87-1-4016-60
Assessed value
$787,900
Annual tax
$5,911
3
Income approach: direct capitalization
Partial preview
Not enough income data on file for a CAP-approach estimation.
4
Sales comparison
Partial preview
Sales approach indication
$668k
Weighted, 20 comps · high confidence
Evidence
21 found · 6 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
1.3 mi away · 2,868 SF
1.3 mi away · 4,275 SF
1.3 mi away · 4,800 SF
1.3 mi away · 3,421 SF
1.4 mi away · 3,300 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$300k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
ZIP 54 sales
$218
-64%
Submarket 2989 sales
$122
-36%
County 2989 sales
$122
-36%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $78/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Alternative use screening
Partial preview
Top alternative use
Office Building
Gross theoretical uplift
+16%
vs current-use indication
Medical Building
Commercial (general) · current use
Neighborhood: Shopping Center
Values shown before conversion costs, entitlement costs, capital expenditures and stabilization risk.
8
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
Not available
Operating expenses
Not available
Market rent
Not available
Actual rent roll
Not available
Tenant leases
Not available
Physical condition
Not inspected
Conversion costs
Not available
Not analyzed due to unavailable source data: tenant leases, physical condition and capital
requirements were not available for this desktop analysis. Cost Approach excluded due to
availability of income evidence.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
17% off on annual
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Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 21 sales
Market rates by use type
PDF export
Analytics Standard · 5 reports
from $99/month
from $99/month
Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$788k
Move the market yield to see immediate price impact.
Value / SF
$206
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$50k
$993k
$709k
$552k
$55k
$1.10M
$788k
$613k
$61k
$1.21M
$867k
$674k
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
21 found
High confidence · county-verified
Closest comparable
$1.20M
0.9 mi · Jan 2026 · $302/SF
Property tax & assessments
Tax year 2023Property tax & assessments
Tax year 2023
Tax billed
$5,911
Tax year 2023
Assessed value
$787,900
Assessed 2023
Previous assessed
$422,268
+86.6% YoY
Effective rate
0.75%
On assessed value
Total market value
$787,900
Applied tax rate
5.0000
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Status
Off-Market
Year built
1920
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
3
Total area
3,828 SF
Lot
0.04 ac (1,600 SF)
Zoning code
RM1
APN
87-1-4016-60
UPID
US73-4679830
Jurisdiction
PHILADELPHIA
Metro division
PHILADELPHIA, PA METROPOLITAN DIVISION
Zoning & alternative use
RM1 · Philadelphia, PAZoning RM1 · permitted uses
RM1 · Philadelphia, PA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Zoning description
The Residential Multi Family districts are primarily intended to accommodate moderate to high density, multi unit residential buildings in areas where such development already exists or where it is desired in the future
General category
RESIDENTIAL
Alternative use value scenarios
Repositioning upside vs current use
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Building & site characteristics
From public records
Year built
1920
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
3
Lot
0.04 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
Matched to the official district catalog
RM1
RESIDENTIAL
Jurisdiction
Philadelphia, PA
Recorded code
RM1
Official district
RM1
Zoning Insight
What can be built and operated here — officially.
The district profile from the municipal source: what is on file for RM1 in Philadelphia, PA.
What opens after registration
Zoning profile
Official descriptionThe district text from the municipal code
District factsZone name, category and district area
Official documentVerified municipal sources with file download
Match provenanceAssignment basis, match tier and confidence
Private report access
See the official zoning profile for this address.
Registration is required before the official district profile is shown.
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Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
What opens after registration
Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
Private report access
See the ownership record for this address.
Registration is required before any owner information is shown.
One complete report on every paid plan · 5 · 30 · 100 reports per month.
Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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