Individually Owned Property summary
AI-generated overview
The property at 645 River St, Boston, MA 02136 is located in the Hyde Park neighborhood and is positioned for redevelopment. Existing development includes a grocery store site, with plans for replacement by a new three-story mixed-use building. The proposed building design includes approximately 2,000 square feet of commercial space on the first floor configured for a self-service laundry use, and a total of four residential units on the two upper floors, arranged as two units per floor. The site is described as having high visibility and convenient access to public transportation, supporting both residential and ground-floor commercial use.
Property profile
Verified
Property type
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Year built
1945
Construction
BRICK
Total area
623 SF
Lot
0.07 ac (3,079 SF)
Zoning code
C
APN
HYDE W:18 P:01621 S:000
UPID
US38-2320963
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$55k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$85k
Owner & transaction history
since 2021
Last sale
$80,000
4 recorded transactions
Zoning & alternative use
C · Hyde Park, MA
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
Value estimation
Instant AI valuation built from comps, income signals, and proprietary benchmarks. A defensible range, not a single guess.
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Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
All 3 comparables with addresses
Sensitivity value band
Source audit · 6 inputs
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Summary
1
Valuation conclusion
Included free
Estimated market value
$85k
Value range
$77k – $94k
±10% around blend
Estimated value / SF
$136 / SF
Confidence
Low
3 county-verified comps
Property data
100
Market benchmarks
67
Comparable evidence
30
$77k
blend $85k
$94k
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
623 SF
Lot area
0.07 ac
Year built
1945
Stories
1
APN
HYDE W:18 P:01621 S:000
Zoning
C
Assessed value
$157,300
Annual tax
$3,975
3
Income approach: direct capitalization
Partial preview
Not enough income data on file for a CAP-approach estimation.
4
Sales comparison
Partial preview
Sales approach indication
$241k
Weighted, 3 comps · low confidence
Evidence
3 found · 3 selected
County-verified recorded sales
Comparable
Sale dateSale price$ / SF
9.4 mi away · 704 SF
11.8 mi away · 626 SF
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$85k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
Submarket 81 sales
$537
-75%
County 107 sales
$381
-64%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $136/SF. Delta below average reads as headroom. Source: Realmo CRE sales derivatives (county records).
7
Data & methodology
Included free
Building area
County record
Property tax
County record
Assessed value
County record
Zoning designation
County record
Operating expenses
Not available
Market rent
Not available
Not analyzed due to unavailable source data: actual rent roll, tenant leases, physical condition and capital
requirements are outside a desktop analysis.
Cost Approach excluded: replacement-cost inputs are not on file.
Automated valuation analysis, not a licensed appraisal. Figures are derived from public
records and proprietary models. Desktop analysis: no physical inspection, tenant leases or reported
property income. Verify with a licensed appraiser before transacting.
Cap rate
Cap rate calculated from real income and expense signals, benchmarked against sales of similar assets nearby.
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Comparable evidence · 3 sales
Market rates by use type
PDF export
Professional Plan · 30 reports
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Overview
No cap rate is computable for this property yet: no recorded sale, income signal or market-rate row for its use type.
Price sensitivity
The rate is the decision lever; valuation is the consequence.
Test a cap rate
Implied value$80k
Move the market yield to see immediate price impact.
Value / SF
$128
Vs. selected
Base
Derivation
NOI ÷ cap
Arithmetic over the derived NOI * — not market scenario modeling.
NOI × cap matrix
Preview
Preview of 9 modeled outcomes.
NOI
5.00%7.00%9.00%
$5k
$101k
$72k
$56k
$6k
$112k
$80k
$62k
$6k
$123k
$88k
$68k
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Comparable evidence
Partial preview
Recorded sales nearby
3 found
Low confidence · county-verified
Closest comparable
$225k
5.5 mi · Nov 2025 · $357/SF
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$3,975
Tax year 2024
Assessed value
$157,300
Assessed 2024
Previous assessed
$157,800
-0.3% YoY
Effective rate
2.53%
On assessed value
Assessed land
$108,100
Assessed improvement
$49,200
Automated cap rate analysis. Based on public records, market benchmarks and proprietary
models. Verify with a licensed professional before transacting.
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
1945
Construction
BRICK
Heating
NONE
Buildings
1
Stories
1
Units
1
Total area
623 SF
Lot
0.07 ac (3,079 SF)
Zoning code
C
APN
HYDE W:18 P:01621 S:000
UPID
US38-2320963
Jurisdiction
BOSTON
Metro division
BOSTON-QUINCY, MA METROPOLITAN DIVISION
Zoning & alternative use
C · Hyde Park, MAZoning C · permitted uses
C · Hyde Park, MA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Building & site characteristics
From public records
Year built
1945
Construction
BRICK
Heating
NONE
Stories
1
Buildings
1
Units
1
Lot
0.07 ac
Zoning
The recorded zoning designation, what the district officially allows, and the municipal source it comes from.
Zoning designation
County-recorded code
C
Jurisdiction
Hyde Park, MA
Recorded code
C
Ownership Intelligence
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Ownership report
Owner identityResolved entity and name variants
Portfolio holdingsLinked properties and estimated value
Deal signalsSell-side activity worth following
Debt & historyRecorded loans and transaction history
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Owner of record and activity signals are derived from public records and modeled classifications.
They do not confirm beneficial ownership or intent to transact.
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