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Property profile & analytics
OFF-MARKET
Estimated value
$1,680,000
Manufacturing properties
455 Whitney St, Northborough, MA 01532-2503
Individually Owned
7-yr Hold
~
Est. High Equity
Property ID
US38-0673400
Property profile
Verified
Property type
Manufacturing properties
Use group
MANUFACTURING (LIGHT)
Year built
1973
Total area
22,200 SF
Lot
2.03 ac (88,383 SF)
Zoning code
I
APN
NBOR M:0150 L:0013
UPID
US38-0673400
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
-
Hosokawa Alpine American Inc Factory Production Facility
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.70M
Blend (final)
Blend
$1.68M
Owner & transaction history
Hosokawa Alpine American · 7 yrs held
Hosokawa Alpine American
since 2018
4 recorded transactions
Zoning & alternative use
I · Northborough, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Apartment house (5+ units)
$2.7M
+49.9%
Commercial (general)
$2.4M
+37.5%
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 Northborough submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Northborough 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
INDUSTRIAL (GENERAL)
$1,775,000
Current use
APARTMENT HOUSE (5+ UNITS)
$2,665,000
Change: +50% · Conversion: Difficult
COMMERCIAL (GENERAL)
$2,445,000
Change: +38% · Conversion: Difficult
Blend value · Realmo final
$1.68M
Range $1.51M – $1.85M · ±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
$76 / 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
$38,532
Tax year 2024
Assessed value
$2,698,300
Assessed 2024
Previous assessed
$2,698,300
+0.0% YoY
Effective rate
1.43%
On assessed value
Assessed land
$472,800
Assessed improvement
$2,225,500
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
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
Manufacturing properties
Use group
MANUFACTURING (LIGHT)
Status
Off-Market
Year built
1973
Heating
SPACE
Buildings
1
Stories
1
Units
1
Bathrooms
4
Total area
22,200 SF
Lot
2.03 ac (88,383 SF)
Zoning code
I
APN
NBOR M:0150 L:0013
UPID
US38-0673400
Jurisdiction
NORTHBOROUGH
Zoning & alternative use
I · Northborough, MA
Zoning I · permitted uses
I · Northborough, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Northborough. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
INDUSTRIAL (GENERAL) Current
Est. value
$1.8M
APARTMENT HOUSE (5+ UNITS)
Est. value
$2.7M
COMMERCIAL (GENERAL)
Est. value
$2.4M
INDUSTRIAL (GENERAL) Current
APARTMENT HOUSE (5+ UNITS)
COMMERCIAL (GENERAL)
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
1973
Heating
SPACE
Stories
1
Buildings
1
Units
1
Bathrooms
4
Lot
2.03 ac
Current owner
From public records · entity-resolved
Hosokawa Alpine American
Individual
Mailing address
455 WHITNEY ST, NORTHBOROUGH, MA 01532-2503
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2018
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jul 31, 2018
$2,150,000
Hosokawa Alpine American
N & B Realty LLC
Quit Claim Deed
—
Feb 25, 2013
—
N&b Realty LLC
—
Deed Of Trust
related
$1,400,000 · Cooperative Bank
Dec 20, 2011
$950,000
N&b Realty LLC
455 Whitney Ave LLC
Grant Deed
$760,000 · Cooperative Bank
Sep 11, 2003
$1,300,000
455 Whitney Ave LLC
Boehm,eileen
Grant Deed
$1,188,000 · Ups Capital Busines Cr
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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