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1101 31St St, Downers Grove, IL 60515
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Property summary
AI-generated overview
The property is an office space totaling approximately 2,240 square feet, configured with a substantial interior build-out. It includes a large open atrium lobby with a seating area and oversized entrance doors. Shared amenities are available and include an oversized conference room and a breakroom. The location provides access to nearby major roadways, with proximity to I-88 and I-355, and it is situated among restaurants, Yorktown Mall, walking trails, and a corporate office park.
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1981
Total area
69,213 SF
Lot
4.12 ac (179,467 SF)
Zoning code
C
APN
06-32-100-013
UPID
US28-5771185
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
Holding Company
-
Physician
-
Foster Care Service Social Service Agency
-
Medical Clinic
-
Counselor Practitioner Service Location
Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$8.09M
Blend (final)
Blend
$995k
Owner & transaction history
since 2018
4 recorded transactions
Zoning & alternative use
C · Downers Grove, IL
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.
17% off on annual
Unlock the complete Valuation workflow
Full NOI reconstruction, selected comps, alternative-use scenarios, data audit and PDF export.
Sensitivity value band
Source audit · 6 inputs
PDF export
Analytics Standard · 5 reports
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Summary
1
Valuation conclusion
Included free
Estimated market value
$995k
Value range
$896k – $1.09M
±10% around blend
Estimated value / SF
$14 / SF
Confidence
Property data
88
Market benchmarks
33
Comparable evidence
60
$896k
blend $995k
$1.09M
Market-derived valuation under stabilized market assumptions. Desktop analysis. No physical inspection performed.
2
Subject property
Included free
GBA
69,213 SF
Lot area
4.12 ac
Year built
1981
APN
06-32-100-013
Zoning
C
Assessed value
$1,036,270
Annual tax
$61,684
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
$8.09M
Range $8.09M – $17.84M
Evidence
6 found
Recent peer sales in this city
5
Sensitivity & risk
Partial preview
Downside
−10%
Base
$995k
Upside
+10%
Bounds of the ±10% band vs the blend — never simulated scenarios.
6
Current market position
Included free
Benchmark
Observed band ($/SF)AverageSubject delta
County 298 sales
$179
-92%
Band = middle half (Q1–Q3) of recorded sale $/SF for this use type per geography; the diamond marks the subject at $14/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.
17% off on annual
Unlock the complete Cap Rate workflow
Full market tables, editable assumptions, comparable evidence, saved work and exports.
9-scenario matrix
Market rates by use type
PDF export
Analytics Standard · 5 reports
from $99/month
from $99/month
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$1.04M
Move the market yield to see immediate price impact.
Value / SF
$15
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%
$65k
$1.31M
$933k
$725k
$73k
$1.45M
$1.04M
$806k
$80k
$1.60M
$1.14M
$887k
NOI sensitivity ±10% across the 5 / 7 / 9% anchors — derivation of the NOI above.
Property tax & assessments
Tax year 2023Property tax & assessments
Tax year 2023
Tax billed
$61,684
Tax year 2023
Assessed value
$1,036,270
Assessed 2023
Previous assessed
$986,170
+5.1% YoY
Effective rate
5.95%
On assessed value
Assessed land
$820,180
Assessed improvement
$216,090
Land market value
$2,460,540
Improvement market value
$648,270
Total market value
$3,108,810
Applied tax rate
6,123.0000
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
Office buildings
Use group
OFFICE BUILDING
Status
For Lease
Year built
1981
Heating
NONE
Total area
69,213 SF
Lot
4.12 ac (179,467 SF)
Zoning code
C
APN
06-32-100-013
UPID
US28-5771185
Jurisdiction
DU PAGE
Metro division
CHICAGO-NAPERVILLE-JOLIET, IL METROPOLITAN DIVISION
Zoning & alternative use
C · Downers Grove, ILZoning C · permitted uses
C · Downers Grove, IL
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Building & site characteristics
From public records
Year built
1981
Heating
NONE
Lot
4.12 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
Downers Grove, IL
Recorded code
C
Ownership Intelligence
Find the owner behind the property.
Unlock the evidence behind ownership: portfolio, transactions, debt and signals that help you decide who to contact next.
What opens after registration
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
Private report access
See the ownership record for this address.
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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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