Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$1,265,000
Investment properties
421 Main St Glen Ellyn, IL 60137-5105
Entity Owned
7-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US28-3508144
Property profile
Verified
Property type
Investment properties
Use group
STORE/OFFICE (MIXED USE)
Year built
1973
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area
10,440 SF
Lot
0.09 ac (3,920 SF)
Zoning code
C
APN
05-11-328-004
UPID
US28-3508144
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.21M
Blend (final)
Blend
$1.27M
Owner & transaction history
419-421 Main Building LLC · 7 yrs held
419-421 Main Building LLC
since 2019
6 recorded transactions
Zoning & alternative use
C · Glen Ellyn, IL
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Office building
$1.9M
+4.9%
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 Glen Ellyn submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Glen Ellyn 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%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$1,800,000
Current use
OFFICE BUILDING
$1,890,000
Change: +5% · Conversion: Easy
Blend value · Realmo final
$1.27M
Range $1.14M – $1.39M · ±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
$121 / 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
$25,756
Tax year 2023
Assessed value
$340,230
Assessed 2023
Previous assessed
$321,530
+5.8% YoY
Effective rate
7.57%
On assessed value
Assessed land
$41,980
Assessed improvement
$298,250
Land market value
$125,940
Improvement market value
$894,750
Total market value
$1,020,690
Applied tax rate
5,333.0000
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
STORE/OFFICE (MIXED USE)
Status
Off-Market
Year built
1973
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
3
Total area
10,440 SF
Lot
0.09 ac (3,920 SF)
Zoning code
C
APN
05-11-328-004
UPID
US28-3508144
Jurisdiction
DU PAGE
Metro division
CHICAGO-NAPERVILLE-JOLIET, IL METROPOLITAN DIVISION
Zoning & alternative use
C · Glen Ellyn, ILZoning C · permitted uses
C · Glen Ellyn, IL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
COMMERCIAL (GENERAL) Current
Est. value
$1.8M
OFFICE BUILDING
Est. value
$1.9M
COMMERCIAL (GENERAL) Current
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
1973
Construction
MASONRY/CONCRETE MASONRY UNITS (CMUS)
Heating
NONE
Stories
3
Lot
0.09 ac
Current owner
From public records · entity-resolved
419-421 Main Building LLC
Entity
Mailing address
5070 N KIMBERLY AVE UNIT C, CHICAGO, IL 60630-1762
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2019
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
6 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Sep 21, 2023
—
419 421 Main Building LLC
—
Deed
related
$3,780,000 · Lument Real Estate Capital LLC
Feb 28, 2022
—
419 421 Main Building LLC
—
Deed
related
$7,700,000 · The Northern Trust Co
May 28, 2019
—
419-421 Main Building LLC
Lavi,sharone
Correction Deed
related
$2,850,000 · Hunt Mtg Ptrs LLC
Jan 28, 2019
—
419-421 Main Building LLC
Lavi,sharone
Quit Claim Deed
related
—
Jan 23, 2017
—
Sharone Lavi
Trust 3193
Trustees Deed
$1,162,500 · Belmont Bk&tr
—
—
419-421 Main Building LLC
—
Deed Of Trust
related
$2,850,000 · Hunt Mtg Ptrs LLC
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
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 421 Main St?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
