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Property profile & analytics
OFF-MARKET
Estimated value
$1,230,000
Retail space
20 Sta Ave, Groton, MA 01450-4223
Entity Owned
10-yr Hold
Free & Clear
Property ID
US38-0783943
Property profile
Verified
Property type
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Year built
1940
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
6,765 SF
Lot
0.26 ac (11,326 SF)
Zoning code
RA
APN
GROT M:113 B:59 L:
UPID
US38-0783943
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
-
Groton Station House Event Venue Hotel & Motel Resort
-
Groton Station House Hotel & Motel Resort
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$1.50M
Comparable Approach
Comparable
$796k
Blend (final)
Blend
$1.23M
Owner & transaction history
Groton Center Station LLC · 10 yrs held
Groton Center Station LLC
since 2016
2 recorded transactions
Zoning & alternative use
RA · Groton, MA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant
$2.0M
+7.7%
Auto repair, garage
$1.9M
+4.4%
Neighborhood: shopping center
$1.9M
+2.8%
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 Groton submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Groton 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%
$1,620,000
6.5%
$1,495,000
7%
$1,390,000
Alternative Use
Use
Estimation
RETAIL STORES
$1,825,000
Current use
RESTAURANT
$1,965,000
Change: +8% · Conversion: Easy
AUTO REPAIR, GARAGE
$1,905,000
Change: +4% · Conversion: Difficult
NEIGHBORHOOD: SHOPPING CENTER
$1,875,000
Change: +3% · Conversion: Moderate
COMMERCIAL (GENERAL)
$1,750,000
Change: -4% · Conversion: Easy
APARTMENT HOUSE (5+ UNITS)
$1,560,000
Change: -15% · Conversion: Difficult
OFFICE BUILDING
$1,480,000
Change: -19% · Conversion: Easy
Blend value · Realmo final
$1.23M
Range $1.11M – $1.35M · ±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
$182 / 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
$26,418
Tax year 2024
Assessed value
$1,750,700
Assessed 2024
Previous assessed
$1,750,700
+0.0% YoY
Effective rate
1.51%
On assessed value
Assessed land
$169,400
Assessed improvement
$1,581,300
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
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Status
Off-Market
Year built
1940
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
RADIANT
Buildings
1
Stories
2
Units
1
Bathrooms
4
Total area
6,765 SF
Lot
0.26 ac (11,326 SF)
Zoning code
RA
APN
GROT M:113 B:59 L:
UPID
US38-0783943
Jurisdiction
GROTON
Metro division
CAMBRIDGE-NEWTON-FRAMINGHAM, MA METROPOLITAN DIVISION
Zoning & alternative use
RA · Groton, MA
Zoning RA · permitted uses
RA · Groton, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Groton. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RETAIL STORES Current
Est. value
$1.8M
RESTAURANT
Est. value
$2.0M
AUTO REPAIR, GARAGE
Est. value
$1.9M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$1.9M
COMMERCIAL (GENERAL)
Est. value
$1.8M
APARTMENT HOUSE (5+ UNITS)
Est. value
$1.6M
OFFICE BUILDING
Est. value
$1.5M
RETAIL STORES Current
RESTAURANT
AUTO REPAIR, GARAGE
NEIGHBORHOOD: SHOPPING CENTER
COMMERCIAL (GENERAL)
APARTMENT HOUSE (5+ UNITS)
OFFICE BUILDING
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
1940
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
RADIANT
Stories
2
Buildings
1
Units
1
Bathrooms
4
Lot
0.26 ac
Current owner
From public records · entity-resolved
Groton Center Station LLC
Entity
Free & Clear · 10 yrs held
Mailing address
PO BOX 974, GROTON, MA 01450-0974
Ownership since
2016
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
May 17, 2016
—
Groton Center Station LLC
Mcelroy,daniel L & Lori A
Quit Claim Deed
related
—
Sep 23, 2014
$100,000
Daniel L Mcelroy
Town Of Groton
Quit Claim 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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