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Property profile & analytics
OFF-MARKET
Estimated value
$3,615,000
Life science properties
3400 Computer Dr Westborough, MA 01581-1771
Entity Owned
6-yr Hold
Free & Clear
Property ID
US38-0581581
Property profile
Verified
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Year built
1985
Construction
STEEL FRAME
Total area
86,032 SF
Lot
10.71 ac (466,528 SF)
Zoning code
IB
APN
WBOR M:0035 B:000131 L:0
UPID
US38-0581581
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
$3.62M
Owner & transaction history
Alfred Street LLC · 6 yrs held
Alfred Street LLC
since 2019
6 recorded transactions
Zoning & alternative use
IB · Westborough, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Apartment house (5+ units)
$5.4M
+14.9%
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 Westborough submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Westborough 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
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL
$4,720,000
Current use
APARTMENT HOUSE (5+ UNITS)
$5,425,000
Change: +15% · Conversion: Difficult
AUTO REPAIR, GARAGE
$4,390,000
Change: -7% · Conversion: Difficult
Blend value · Realmo final
$3.62M
Range $3.25M – $3.98M · ±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
$42 / 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
$210,709
Tax year 2024
Assessed value
$12,840,300
Assessed 2024
Previous assessed
$12,840,300
+0.0% YoY
Effective rate
1.64%
On assessed value
Assessed land
$2,386,300
Assessed improvement
$10,454,000
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
1985
Construction
STEEL FRAME
Heating
FORCED AIR
Cooling
YES
Buildings
1
Stories
2
Units
1
Bathrooms
6
Total area
86,032 SF
Lot
10.71 ac (466,528 SF)
Zoning code
IB
APN
WBOR M:0035 B:000131 L:0
UPID
US38-0581581
Jurisdiction
WESTBOROUGH
Zoning & alternative use
IB · Westborough, MA
Zoning IB · permitted uses
IB · Westborough, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Westborough. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL Current
Est. value
$4.7M
APARTMENT HOUSE (5+ UNITS)
Est. value
$5.4M
AUTO REPAIR, GARAGE
Est. value
$4.4M
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL Current
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
1985
Construction
STEEL FRAME
Heating
FORCED AIR
Cooling
Yes
Stories
2
Buildings
1
Units
1
Bathrooms
6
Lot
10.71 ac
Current owner
From public records · entity-resolved
Alfred Street LLC
Entity
Free & Clear · 6 yrs held
Mailing address
116 FLANDERS RD STE #2000, WESTBOROUGH, MA 01581-1072
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 17, 2020
—
Computer 3400 LLC
—
Deed
related
$13,000,000 · Carruth Partners LLC
Dec 23, 2019
—
Alfred Street LLC
—
Deed
related
$13,000,000 · Carruth Partners LLC
Sep 18, 2019
$12,200,000
Alfred Street LLC
Emc Corp
Quit Claim Deed
—
Jan 5, 2001
$12,750,000
Emc Corp
Frontage Rd Rlty Ass
Grant Deed
—
—
—
Alfred Street LLC
—
Deed Of Trust
related
$13,000,000 · Carruth Partners LLC
—
—
Computer 3400 LLC
—
Deed Of Trust
related
$13,000,000 · Carruth Partners LLC
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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