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Property profile & analytics
OFF-MARKET
Estimated value
$600,000
Investment properties
389-391 Un St Weymouth, MA 02190
Individually Owned
27-yr Hold
Property ID
US38-0367256
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1913
Construction
FRAME
Total area
3,376 SF
Lot
1.6 ac (69,696 SF)
Zoning code
M-2
APN
WEYM M:55 B:600 L:005
UPID
US38-0367256
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
$500k
Comparable Approach
Comparable
$645k
Blend (final)
Blend
$600k
Owner & transaction history
John J Thompson · 27 yrs held
John J Thompson
since 1998
4 recorded transactions
Zoning & alternative use
M-2 · Weymouth, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Retail stores
$975,000
+30.7%
Office building
$975,000
+30.6%
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 Weymouth submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Weymouth 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%
$545,000
6.5%
$500,000
7%
$465,000
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$745,000
Current use
RETAIL STORES
$975,000
Change: +31% · Conversion: Easy
OFFICE BUILDING
$975,000
Change: +31% · Conversion: Easy
Blend value · Realmo final
$600k
Range $540k – $660k · ±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
$178 / 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
Assessed value
$864,700
Assessed 2024
Previous assessed
$848,900
+1.9% YoY
Assessed land
$225,100
Assessed improvement
$639,600
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
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Status
Off-Market
Year built
1913
Construction
FRAME
Heating
NONE
Cooling
YES
Buildings
2
Units
1
Total area
3,376 SF
Lot
1.6 ac (69,696 SF)
Zoning code
M-2
APN
WEYM M:55 B:600 L:005
UPID
US38-0367256
Jurisdiction
WEYMOUTH
Metro division
BOSTON-QUINCY, MA METROPOLITAN DIVISION
Zoning & alternative use
M-2 · Weymouth, MA
Zoning M-2 · permitted uses
M-2 · Weymouth, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Weymouth. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
COMMERCIAL (GENERAL) Current
Est. value
$745,000
RETAIL STORES
Est. value
$975,000
OFFICE BUILDING
Est. value
$975,000
COMMERCIAL (GENERAL) Current
RETAIL STORES
OFFICE BUILDING
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
1913
Construction
FRAME
Heating
NONE
Cooling
Yes
Buildings
2
Units
1
Lot
1.6 ac
Current owner
From public records · entity-resolved
John J Thompson
Individual
Mailing address
389 UN ST #391, WEYMOUTH, MA 02190-3164
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
1998
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
Nov 10, 1998
—
John J Thompson
—
Deed Of Trust
related
$156,100 · Gary Needham
Mar 14, 1997
—
John J Thompson
—
Deed Of Trust
related
$25,000 · Citizens Bank Of Ma
Mar 5, 1993
—
John J Thompson
—
Deed Of Trust
related
$130,500 · Hibernia Savings Bank
Jan 12, 1990
—
John J Thompson
—
Deed Of Trust
related
$90,000 · E Bridgewater 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.
Try Rey
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