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Property profile & analytics
OFF-MARKET
Estimated value
$595,000
Life science properties
149 Grv St, Watertown, MA 02472-2828
Individually Owned
35-yr Hold
~
Est. High Equity
Property ID
US38-1318209
Property profile
Verified
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Year built
1960
Construction
STEEL FRAME
Total area
20,140 SF
Lot
0.55 ac (24,089 SF)
Zoning code
I-3
APN
WATE M:1504 B:0006B L:0000
UPID
US38-1318209
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
-
Avanti Battery Company Production Facility
-
Sadoway Labs Foundation Research Foundation
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$465k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$722k
Blend (final)
Blend
$595k
Owner & transaction history
Bubble Gum RT · 35 yrs held
Bubble Gum RT
since 1990
2 recorded transactions
Zoning & alternative use
I-3 · Watertown, MA
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 Watertown submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Watertown 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
$465,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$595k
Range $536k – $655k · ±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
$30 / 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
$90,787
Tax year 2024
Assessed value
$3,933,600
Assessed 2024
Previous assessed
$2,051,000
+91.8% YoY
Effective rate
2.31%
On assessed value
Assessed land
$1,013,400
Assessed improvement
$2,920,200
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
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Status
Off-Market
Year built
1960
Construction
STEEL FRAME
Heating
FORCED AIR
Cooling
YES
Buildings
1
Stories
2
Units
1
Bathrooms
4
Total area
20,140 SF
Lot
0.55 ac (24,089 SF)
Zoning code
I-3
APN
WATE M:1504 B:0006B L:0000
UPID
US38-1318209
Jurisdiction
WATERTOWN
Metro division
CAMBRIDGE-NEWTON-FRAMINGHAM, MA METROPOLITAN DIVISION
Zoning & alternative use
I-3 · Watertown, MA
Zoning I-3 · permitted uses
I-3 · Watertown, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Watertown. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1960
Construction
STEEL FRAME
Heating
FORCED AIR
Cooling
Yes
Stories
2
Buildings
1
Units
1
Bathrooms
4
Lot
0.55 ac
Current owner
From public records · entity-resolved
Bubble Gum RT
Individual
Mailing address
75 CAMBRIDGE PKWY STE #100, CAMBRIDGE, MA 02142-1237
Ownership since
1990
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Nov 29, 1990
$1,275,000
Bubble Gum RT
D&f RT
Grant Deed
$1,150,000 · Bay State Federal Savings Bank
Dec 12, 1988
—
D RT
—
Deed Of Trust
related
$1,000,000 · Bay State Federal 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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