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Property profile & analytics
OFF-MARKET
Office buildings
20 Grn St Winthrop, ME 04364-1233
Individually Owned
~
Est. High Equity
Property ID
US42-0324642
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1890
Construction
FRAME
Total area
1,295 SF
Lot
0.27 ac (11,761 SF)
Zoning code
GR
APN
WINP M:031 L:075
UPID
US42-0324642
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
-
Karen M Burke Law Office Law Firm
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Abigail H De Arman
Abigail H De Arman
since 2025
1 recorded transaction
Zoning & alternative use
GR · Winthrop, ME
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 Winthrop submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Winthrop 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
—
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 2022Property tax & assessments
Tax year 2022
Tax billed
$2,543
Tax year 2022
Assessed value
$116,800
Assessed 2022
Previous assessed
$116,800
+0.0% YoY
Effective rate
2.18%
On assessed value
Assessed land
$28,700
Assessed improvement
$88,100
Applied tax rate
86,970.0000
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
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1890
Construction
FRAME
Heating
HOT WATER
Buildings
1
Stories
2
Units
2
Rooms
3
Bathrooms
2
Total area
1,295 SF
Lot
0.27 ac (11,761 SF)
Zoning code
GR
APN
WINP M:031 L:075
UPID
US42-0324642
Jurisdiction
WINTHROP
Zoning & alternative use
GR · Winthrop, ME
Zoning GR · permitted uses
GR · Winthrop, ME
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Winthrop. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1890
Construction
FRAME
Heating
HOT WATER
Stories
2
Buildings
1
Units
2
Rooms
3
Bathrooms
2
Lot
0.27 ac
Current owner
From public records · entity-resolved
Abigail H De Arman
Individual
Mailing address
20 GRN ST STE B, WINTHROP, ME 04364-1233
Mailing matches property
Yes
Owner-occupied
Yes
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
Jul 29, 2025
$297,500
Abigail H De Arman
Burke Karen M Est
Personal Rep. Deed
$289,656 · Luminate 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.
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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