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Property profile & analytics
OFF-MARKET
Estimated value
$16,820,000
Office buildings
20 Wall St, Burlington, MA 01803-4758
Entity Owned
1-yr Hold
Absentee Owner
Free & Clear
Property ID
US38-1605378
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1988
Construction
STEEL FRAME
Total area
52,679 SF
Lot
2.91 ac (126,760 SF)
Zoning code
BG
APN
BURL M:000048 P:0037-3
UPID
US38-1605378
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
-
Chia Haddad, MD Physician
-
Dr. Eric M. Anderson, MD Pediatrician Medical Clinic
-
Dr. George M. Flesh, MD Physician Medical Clinic
-
Dr. Claire D. Wilson, MD Pediatrician Medical Clinic
-
Mello Bridget J Medical Clinic
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$12.19M
Blend (final)
Blend
$16.82M
Owner & transaction history
Atrius Mso LLC · 1 yrs held
Atrius Mso LLC
since 2025
Last sale
$22.0M
1 recorded transaction
Zoning & alternative use
BG · Burlington, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant
$15.3M
+58.3%
Auto repair, garage
$14.8M
+53.4%
Neighborhood: shopping center
$14.6M
+51.0%
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 Burlington submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Burlington 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
$19,260,000
ML approach
by Request
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
RESTAURANT
$15,295,000
Change: +58% · Conversion: Moderate
AUTO REPAIR, GARAGE
$14,825,000
Change: +53% · Conversion: Difficult
NEIGHBORHOOD: SHOPPING CENTER
$14,595,000
Change: +51% · Conversion: Difficult
RETAIL STORES
$14,200,000
Change: +47% · Conversion: Moderate
COMMERCIAL (GENERAL)
$13,615,000
Change: +41% · Conversion: Easy
APARTMENT HOUSE (5+ UNITS)
$12,140,000
Change: +26% · Conversion: Easy
Blend value · Realmo final
$16.82M
Range $15.14M – $18.50M · ±10% · vs last sale $22.00M (Apr 15 2025)
Last sale anchor
$22.00M
Apr 15 2025
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
$319 / 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
$270,747
Tax year 2024
Assessed value
$10,490,000
Assessed 2024
Previous assessed
$10,490,000
+0.0% YoY
Effective rate
2.58%
On assessed value
Assessed land
$2,560,300
Assessed improvement
$7,929,700
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
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
1988
Construction
STEEL FRAME
Heating
CENTRAL
Cooling
YES
Buildings
1
Stories
2
Units
1
Bathrooms
60
Total area
52,679 SF
Lot
2.91 ac (126,760 SF)
Zoning code
BG
APN
BURL M:000048 P:0037-3
UPID
US38-1605378
Jurisdiction
BURLINGTON
Metro division
CAMBRIDGE-NEWTON-FRAMINGHAM, MA METROPOLITAN DIVISION
Zoning & alternative use
BG · Burlington, MA
Zoning BG · permitted uses
BG · Burlington, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Burlington. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RESTAURANT
Est. value
$15.3M
AUTO REPAIR, GARAGE
Est. value
$14.8M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$14.6M
RETAIL STORES
Est. value
$14.2M
COMMERCIAL (GENERAL)
Est. value
$13.6M
APARTMENT HOUSE (5+ UNITS)
Est. value
$12.1M
RESTAURANT
AUTO REPAIR, GARAGE
NEIGHBORHOOD: SHOPPING CENTER
RETAIL STORES
COMMERCIAL (GENERAL)
APARTMENT HOUSE (5+ UNITS)
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
1988
Construction
STEEL FRAME
Heating
CENTRAL
Cooling
Yes
Stories
2
Buildings
1
Units
1
Bathrooms
60
Lot
2.91 ac
Current owner
From public records · entity-resolved
Atrius Mso LLC
Entity
Free & Clear · 1 yrs held
Mailing address
200 SMT DR STE #400, BURLINGTON, MA 01803-5261
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Apr 15, 2025
$22,000,000
Atrius Mso LLC
Auburn-oxford T
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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