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Property profile & analytics
OFF-MARKET
Estimated value
$5,835,000
Office buildings
21 Spg St, Taunton, MA 02780-3457
Individually Owned
9-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US38-1588238
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1988
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
46,763 SF
Lot
3.61 ac (157,252 SF)
Zoning code
3.34
APN
TAUN M:66 L:245 U:
UPID
US38-1588238
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
-
Taunton/Attleboro Department of Developmental Services Public Health Department
-
Medical Assistance Division Social Service Agency Charitable Organization
-
Massachusetts Department of Transitional Assistance Social Service Agency Charitable Organization
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$4.21M
Blend (final)
Blend
$5.84M
Owner & transaction history
Colonial T · 9 yrs held
Colonial T
since 2017
1 recorded transaction
Zoning & alternative use
3.34 · Taunton, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$8.3M
+50.3%
Retail stores
$7.7M
+38.6%
Apartment house (5+ units)
$7.5M
+35.3%
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 Taunton submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Taunton 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
OFFICE BUILDING
$5,535,000
Current use
AUTO REPAIR, GARAGE
$8,320,000
Change: +50% · Conversion: Difficult
RETAIL STORES
$7,670,000
Change: +39% · Conversion: Moderate
APARTMENT HOUSE (5+ UNITS)
$7,485,000
Change: +35% · Conversion: Easy
NEIGHBORHOOD: SHOPPING CENTER
$7,145,000
Change: +29% · Conversion: Difficult
WAREHOUSE, STORAGE
$6,185,000
Change: +12% · Conversion: Difficult
COMMERCIAL (GENERAL)
$5,800,000
Change: +5% · Conversion: Easy
Blend value · Realmo final
$5.84M
Range $5.25M – $6.42M · ±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
$125 / 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
$129,241
Tax year 2024
Assessed value
$5,268,700
Assessed 2024
Previous assessed
$3,919,900
+34.4% YoY
Effective rate
2.45%
On assessed value
Assessed land
$1,085,300
Assessed improvement
$4,183,400
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
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1988
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
YES
Buildings
1
Stories
1
Units
4
Total area
46,763 SF
Lot
3.61 ac (157,252 SF)
Zoning code
3.34
APN
TAUN M:66 L:245 U:
UPID
US38-1588238
Jurisdiction
TAUNTON
Zoning & alternative use
3.34 · Taunton, MA
Zoning 3.34 · permitted uses
3.34 · Taunton, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Taunton. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$5.5M
AUTO REPAIR, GARAGE
Est. value
$8.3M
RETAIL STORES
Est. value
$7.7M
APARTMENT HOUSE (5+ UNITS)
Est. value
$7.5M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$7.1M
WAREHOUSE, STORAGE
Est. value
$6.2M
COMMERCIAL (GENERAL)
Est. value
$5.8M
OFFICE BUILDING Current
AUTO REPAIR, GARAGE
RETAIL STORES
APARTMENT HOUSE (5+ UNITS)
NEIGHBORHOOD: SHOPPING CENTER
WAREHOUSE, STORAGE
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
1988
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
Yes
Stories
1
Buildings
1
Units
4
Lot
3.61 ac
Current owner
From public records · entity-resolved
Colonial T
Individual
Mailing address
94 HEWITT DR, RAYNHAM, MA 02767-1769
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2017
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
Feb 23, 2017
—
Colonial T
—
Deed
related
$1,100,000 · Bristol County Savings Bank
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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