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Property profile & analytics
FOR SALE
Office buildings
115 Dummer St Brookline, MA 02446
Individually Owned
36-yr Hold
Free & Clear
Property ID
US38-1752044
For Sale
1 / 25
$8,900,000
115 Dummer St, Brookline, MA 02446
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1910
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
18,699 SF
Lot
0.31 ac (13,573 SF)
Zoning code
G20
APN
BROO B:019 L:0002 S:0000
UPID
US38-1752044
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
-
Video Transfer IT Consulting Firm Tech Support Center
-
National Boston Film Production Television Studio
-
Lo Conte 2 Inc Art Gallery
-
Rumblestrip Audio Newspaper & Magazine Television Studio
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$6.74M
Comparable Approach
Comparable
$3.62M
Blend (final)
Blend
$4.92M
Owner & transaction history
Natl Boston Video Ctr · 36 yrs held
Natl Boston Video Ctr
since 1990
2 recorded transactions
Zoning & alternative use
G20 · Brookline, 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 Brookline submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Brookline 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%
$7,295,000
6.5%
$6,735,000
7%
$6,255,000
Blend value · Realmo final
$4.92M
Range $4.42M – $5.41M · ±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
$263 / 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
$81,312
Tax year 2024
Assessed value
$4,955,000
Assessed 2024
Previous assessed
$4,955,000
+0.0% YoY
Effective rate
1.64%
On assessed value
Assessed land
$1,854,400
Assessed improvement
$3,100,600
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
Office buildings
Use group
OFFICE BUILDING
Status
For Sale
Year built
1910
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
YES
Buildings
1
Stories
2
Bathrooms
4
Total area
18,699 SF
Lot
0.31 ac (13,573 SF)
Zoning code
G20
APN
BROO B:019 L:0002 S:0000
UPID
US38-1752044
Jurisdiction
BROOKLINE
Metro division
BOSTON-QUINCY, MA METROPOLITAN DIVISION
Zoning & alternative use
G20 · Brookline, MA
Zoning G20 · permitted uses
G20 · Brookline, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Brookline. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1910
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
FORCED AIR
Cooling
Yes
Stories
2
Buildings
1
Bathrooms
4
Lot
0.31 ac
Current owner
From public records · entity-resolved
Natl Boston Video Ctr
Individual
Free & Clear · 36 yrs held
Mailing address
115 DUMMER ST, BROOKLINE, MA 02446-3628
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
Jun 12, 1991
—
National Boston Video
—
Deed Of Trust
related
$300,000 · Zwi Kohorn
May 18, 1990
$900,000
Natl Boston Video Ctr
Fasciano,peter J Tr
Grant Deed
—
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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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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