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Property profile & analytics
OFF-MARKET
Estimated value
$805,000
Investment properties
4 Washington St Naperville, IL 60540-5331
Entity Owned
9-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US28-1117847
Property profile
Verified
Property type
Investment properties
Use group
OFFICE/RESIDENTIAL (MIXED USE)
Year built
1946
Construction
BRICK
Total area
4,818 SF
Lot
0.09 ac (3,920 SF)
Zoning code
B
APN
07-13-420-007
UPID
US28-1117847
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
-
Skarin Orthodontics Dental Office
-
Benton House Speech Services Physician
-
Naperville Yorkville Orthdntcs Dental Office
-
Core Counseling Services, LLC Crisis Center Medical Clinic
-
Alina Keegan Counselor Practitioner Service Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$930k
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$805k
Owner & transaction history
Benton House LLC · 9 yrs held
Benton House LLC
since 2017
5 recorded transactions
Zoning & alternative use
B · Naperville, IL
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 Naperville submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Naperville 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%
$1,010,000
6.5%
$930,000
7%
$865,000
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$1,115,000
Current use
MEDICAL BUILDING
$1,085,000
Change: -3% · Conversion: Easy
OFFICE BUILDING
$1,040,000
Change: -7% · Conversion: Easy
Blend value · Realmo final
$805k
Range $725k – $886k · ±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
$167 / 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 2023Property tax & assessments
Tax year 2023
Tax billed
$38,288
Tax year 2023
Assessed value
$442,250
Assessed 2023
Previous assessed
$328,270
+34.7% YoY
Effective rate
8.66%
On assessed value
Assessed land
$92,540
Assessed improvement
$349,710
Land market value
$277,620
Improvement market value
$1,049,130
Total market value
$1,326,750
Applied tax rate
7,214.0000
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
1946
Construction
BRICK
Heating
NONE
Total area
4,818 SF
Lot
0.09 ac (3,920 SF)
Zoning code
B
APN
07-13-420-007
UPID
US28-1117847
Jurisdiction
DU PAGE
Metro division
CHICAGO-NAPERVILLE-JOLIET, IL METROPOLITAN DIVISION
Zoning & alternative use
B · Naperville, IL
Zoning B · permitted uses
B · Naperville, IL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Naperville. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
COMMERCIAL (GENERAL) Current
Est. value
$1.1M
MEDICAL BUILDING
Est. value
$1.1M
OFFICE BUILDING
Est. value
$1.0M
COMMERCIAL (GENERAL) Current
MEDICAL BUILDING
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
1946
Construction
BRICK
Heating
NONE
Lot
0.09 ac
Current owner
From public records · entity-resolved
Benton House LLC
Entity
Mailing address
8054 S RAPHAEL LN, LITTLETON, CO 80125-1837
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2017
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Mar 5, 2018
—
Jaeschke,john A 1996 Trust
—
Deed
related
$600,000 · Wheaton Bk&tr
Mar 13, 2017
—
Benton House LLC
Skarin David A Trust
Grant Deed
—
Sep 2, 2016
—
Skarin,david A Trust
—
Deed
related
$65,193 · Us Bk
—
—
John A Jaeschke
—
Deed Of Trust
related
$824,000 · Lasalle National Bank
—
—
Jaeschke,john A 1996 Trust
—
Deed Of Trust
related
$600,000 · Wheaton Bk&tr
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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