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Property profile & analytics
OFF-MARKET
Estimated value
$4,995,000
Flex space
3901 D St 31 Philadelphia, PA 19124-4205
Entity Owned
22-yr Hold
Free & Clear
Property ID
US73-2027872
Property profile
Verified
Property type
Flex space
Use group
LIGHT INDUSTRIAL
Year built
1949
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
61,034 SF
Lot
2.93 ac (127,718 SF)
Zoning code
I2
APN
88-4-0448-00
UPID
US73-2027872
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
-
Driscoll Construction Co Inc Construction Company
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$6.90M
Comparable Approach
Comparable
$5.05M
Blend (final)
Blend
$5.00M
Owner & transaction history
Driscoll Construction Co INC · 22 yrs held
Driscoll Construction Co INC
since 2004
1 recorded transaction
Zoning & alternative use
I2 · Philadelphia, PA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Retail stores
$7.5M
+29.9%
Apartment house (5+ units)
$7.0M
+20.2%
Auto repair, garage
$6.9M
+19.2%
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%
$7,470,000
6.5%
$6,895,000
7%
$6,400,000
Alternative Use
Use
Estimation
INDUSTRIAL (GENERAL)
$5,810,000
Current use
RETAIL STORES
$7,545,000
Change: +30% · Conversion: Moderate
APARTMENT HOUSE (5+ UNITS)
$6,980,000
Change: +20% · Conversion: Difficult
AUTO REPAIR, GARAGE
$6,925,000
Change: +19% · Conversion: Easy
Blend value · Realmo final
$5.00M
Range $4.50M – $5.49M · ±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
$82 / 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
$19,223
Tax year 2023
Assessed value
$1,373,300
Assessed 2023
Previous assessed
$1,373,300
+0.0% YoY
Effective rate
1.40%
On assessed value
Assessed land
$274,660
Assessed improvement
$1,098,640
Land market value
$274,660
Improvement market value
$1,098,640
Total market value
$1,373,300
Applied tax rate
7.0000
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
Flex space
Use group
LIGHT INDUSTRIAL
Status
Off-Market
Year built
1949
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
1
Total area
61,034 SF
Lot
2.93 ac (127,718 SF)
Zoning code
I2
APN
88-4-0448-00
UPID
US73-2027872
Jurisdiction
PHILADELPHIA
Metro division
PHILADELPHIA, PA METROPOLITAN DIVISION
Zoning & alternative use
I2 · Philadelphia, PA
Zoning I2 · permitted uses
I2 · 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
INDUSTRIAL (GENERAL) Current
Est. value
$5.8M
RETAIL STORES
Est. value
$7.5M
APARTMENT HOUSE (5+ UNITS)
Est. value
$7.0M
AUTO REPAIR, GARAGE
Est. value
$6.9M
INDUSTRIAL (GENERAL) Current
RETAIL STORES
APARTMENT HOUSE (5+ UNITS)
AUTO REPAIR, GARAGE
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
1949
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
1
Lot
2.93 ac
Current owner
From public records · entity-resolved
Driscoll Construction Co INC
Entity
Free & Clear · 22 yrs held
Mailing address
1740 WALTON RD STE #200, BLUE BELL, PA 19422-2346
Ownership since
2004
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
Jun 15, 2004
$635,000
Driscoll Construction Co INC
Mb Holdings INC
Grant Deed
—
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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