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Property profile & analytics
OFF-MARKET
Estimated value
$4,605,000
Life science properties
3650 Concorde Pkwy Chantilly, VA 20151-1151
Entity Owned
7-yr Hold
Absentee Owner
Free & Clear
Property ID
US87-1968619
Property profile
Verified
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Year built
1999
Construction
STEEL FRAME
Total area
71,698 SF
Lot
5.24 ac (228,227 SF)
Zoning code
I-5(INDUSTRIAL GENERAL)
APN
034-1-03-0009
UPID
US87-1968619
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$4.61M
Owner & transaction history
Dunhill Village-marlboro LLC · 7 yrs held
Dunhill Village-marlboro LLC
since 2019
6 recorded transactions
Zoning & alternative use
I-5(INDUSTRIAL GENERAL) · Chantilly, VA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
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 Chantilly submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Chantilly 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%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
WAREHOUSE, STORAGE
$7,610,000
Change: -17% · Conversion: Difficult
Blend value · Realmo final
$4.61M
Range $4.14M – $5.07M · ±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
$64 / 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 2024Property tax & assessments
Tax year 2024
Tax billed
$151,948
Tax year 2024
Assessed value
$10,674,280
Assessed 2024
Previous assessed
$6,598,740
+61.8% YoY
Effective rate
1.42%
On assessed value
Assessed land
$2,510,500
Assessed improvement
$8,163,780
Land market value
$2,510,500
Improvement market value
$8,163,780
Total market value
$10,674,280
Applied tax rate
9.0000
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
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Status
Off-Market
Year built
1999
Construction
STEEL FRAME
Heating
OTHER
Cooling
YES
Stories
1
Total area
71,698 SF
Lot
5.24 ac (228,227 SF)
Zoning code
I-5(INDUSTRIAL GENERAL)
APN
034-1-03-0009
UPID
US87-1968619
Jurisdiction
FAIRFAX
Metro division
WASHINGTON-ARLINGTON-ALEXANDRIA, DC-VA-MD-WV METROPOLITAN DIVISION
Zoning & alternative use
I-5(INDUSTRIAL GENERAL) · Chantilly, VA
Zoning I-5(INDUSTRIAL GENERAL) · permitted uses
I-5(INDUSTRIAL GENERAL) · Chantilly, VA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Chantilly. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
WAREHOUSE, STORAGE
Est. value
$7.6M
WAREHOUSE, STORAGE
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
1999
Construction
STEEL FRAME
Heating
OTHER
Cooling
Yes
Stories
1
Lot
5.24 ac
Current owner
From public records · entity-resolved
Dunhill Village-marlboro LLC
Entity
Free & Clear · 7 yrs held
Mailing address
20457 SENECA MDWS PKWY, GERMANTOWN, MD 20876-7005
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2019
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
6 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 28, 2019
—
Dunhill Village-marlboro LLC
—
Loan Modification
related
$7,300,000 · Miscellaneous Ins Co
Jun 28, 2019
$43,350,000
Dunhill Village-marlboro LLC
Hm Avion LLC
Grant Deed
—
Jun 28, 2019
—
Dunhill Village-marlboro LLC
—
Loan Modification
related
$12,700,000 · Miscellaneous Ins Co
Aug 21, 2014
$45,600,000
Hm Avion LLC
Jpmcc 2006-cibc14 Chantilly Of
Grant Deed
$38,400,000 · Bank Of America
May 2, 2013
$57,269,000
Jpmcc 2006-cibc14 Chantilly Of
Casterline,william H JR
Trustees Deed
—
Mar 29, 2012
$57,269,000
Jpmcc 2006-cibc14 Chantilly Of
Casterline William H JR
Trustees 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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