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Property profile & analytics
OFF-MARKET
Estimated value
$525,000
Office buildings
20 Oak St Needham, MA 02492-2402
Individually Owned
1-yr Hold
Free & Clear
Property ID
US38-1166879
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1925
Total area
1,560 SF
Lot
0.13 ac (5,663 SF)
Zoning code
CS
APN
NEED M:047.0 B:0088 L:0000.0
UPID
US38-1166879
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
-
GENERIC MARKETPLACE LLC (Bike/Boat/Book/etc) Store Corporate Office
-
Alex J. Knox, AIA Collaborative Design Architect Architect
-
Michael Nagle Consulting Group Business Management Consultant
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$560k
Comparable Approach
Comparable
$625k
Blend (final)
Blend
$525k
Owner & transaction history
Beth Israel Deaconess Hos · 1 yrs held
Beth Israel Deaconess Hos
since 2024
Last sale
$460,485
3 recorded transactions
Zoning & alternative use
CS · Needham, 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 Needham submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Needham 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%
$610,000
6.5%
$560,000
7%
$520,000
Blend value · Realmo final
$525k
Range $473k – $578k · ±10% · vs last sale $460k (Sep 23 2024)
Last sale anchor
$460k
Sep 23 2024
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
$337 / 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
$10,381
Tax year 2024
Assessed value
$422,500
Assessed 2024
Previous assessed
$425,000
-0.6% YoY
Effective rate
2.46%
On assessed value
Assessed land
$282,800
Assessed improvement
$139,700
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
Off-Market
Year built
1925
Heating
NONE
Cooling
YES
Buildings
2
Total area
1,560 SF
Lot
0.13 ac (5,663 SF)
Zoning code
CS
APN
NEED M:047.0 B:0088 L:0000.0
UPID
US38-1166879
Jurisdiction
NEEDHAM
Metro division
BOSTON-QUINCY, MA METROPOLITAN DIVISION
Zoning & alternative use
CS · Needham, MA
Zoning CS · permitted uses
CS · Needham, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Needham. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1925
Heating
NONE
Cooling
Yes
Buildings
2
Lot
0.13 ac
Current owner
From public records · entity-resolved
Beth Israel Deaconess Hos
Individual
Free & Clear · 1 yrs held
Mailing address
PO BOX 29, HOOKSETT, NH 03106-0029
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 23, 2024
$460,485
Beth Israel Deaconess Hos
Eip 20 Oak Street LLC
Deed
—
Dec 23, 2021
$825,000
Eip 20 Oak Street LLC
20 Oak Street LLC
Quit Claim Arm's Length For Ne States
$250,000 · 20 Oak Street LLC
Mar 10, 2014
$325,000
20 Oak St LLC
Clara B Adamson T
Quit Claim Deed
$260,000 · Needham Cp 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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