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Property profile & analytics
OFF-MARKET
Estimated value
$6,300,000
Investment properties
9 Knapp St 23, Boston, MA 02111-1628
Individually Owned
25-yr Hold
Property ID
US38-1153222
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1910
Construction
BRICK
Total area
28,356 SF
Lot
0.11 ac (4,726 SF)
Zoning code
RC
APN
CBOS W:03 P:04956 S:000
UPID
US38-1153222
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
-
Vioclean All Natural Green Carpet Cleaning Carpet Cleaning Service
-
Coco Head Hair Studio Hair Salon Nail Salon
-
Angel Beauty Inc Hair Salon Nail Salon
-
Teo Chew Association of New England Association Or Organization
-
Wing Lau Employment Agency Employment Agency
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$6.30M
Owner & transaction history
St Nom T Beach · 25 yrs held
St Nom T Beach
since 2000
7 recorded transactions
Zoning & alternative use
RC · Boston, 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 Boston submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Boston 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
$222 / 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
$7,049,900
Assessed 2024
Previous assessed
$7,324,600
-3.8% YoY
Assessed land
$2,006,000
Assessed improvement
$5,043,900
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
1910
Construction
BRICK
Heating
NONE
Buildings
1
Stories
6
Units
31
Total area
28,356 SF
Lot
0.11 ac (4,726 SF)
Zoning code
RC
APN
CBOS W:03 P:04956 S:000
UPID
US38-1153222
Jurisdiction
BOSTON
Metro division
BOSTON-QUINCY, MA METROPOLITAN DIVISION
Zoning & alternative use
RC · Boston, MA
Zoning RC · permitted uses
RC · Boston, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Boston. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1910
Construction
BRICK
Heating
NONE
Stories
6
Buildings
1
Units
31
Lot
0.11 ac
Current owner
From public records · entity-resolved
St Nom T Beach
Individual
Mailing address
9 KNAPP ST #23, BOSTON, MA 02111-1628
Ownership since
2000
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
11 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 20, 2019
—
9&21-23 Knapp Street RT
—
Deed
related
$5,250,000 · Jpmorgan Chase Bank NA
Feb 21, 2008
—
De L Chen
—
Deed Of Trust
related
$2,500,000 · Zions First National Bank
Jul 22, 2003
—
Knapp Street RT
—
Deed Of Trust
related
$1,250,000 · Asian American Bank & Trust
Aug 18, 2000
$1,200,000
St Nom T Beach
Hing Yip RT
Grant Deed
—
Mar 21, 1995
—
St RT 9 Knapp
—
Deed Of Trust
related
$500,000 · First Trade Union Savings Bank
Jul 13, 1994
—
St RT Knapp
—
Deed Of Trust
related
$1,350,000 · Asian American Bank & Trust
Apr 1, 1994
$117,000
Luu RT
Silky Way T
Grant Deed
—
Apr 26, 1993
—
St RT 9-21-23 Knapp
—
Deed Of Trust
related
$800,000 · First Trade Union Savings Bank
Jul 29, 1992
—
St RT 9-21-22 Knapp
—
Deed Of Trust
related
$250,000 · First Trade Union Savings Bank
Feb 14, 1991
$1,750,000
St RT 9 Knapp
Knapp St Boston Corp
Grant Deed
related
$1,225,000 · Bay Bank
Nov 14, 1990
$1,600,000
Knapp St Bost Corp
Richwin Dev Group INC
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.
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