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340 Trinity Ln, Oak Brook, IL 60523 Property Records

DuPage County property record for 340 Trinity Ln, Oak Brook, IL 60523 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 4 ba · 3,709 sqft · built 1990
Lot Size0.54 acres (23,522 sqft)
Owner2 Individual Names on File
Last Sale$1,300,000 (Nov 2021)
Tax Bill$20,275 (2025)
Deeds & MortgagesNov 2021 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN06-34-104-027

Property Details

APN / Parcel Number

Primary APN06-34-104-027

Interior

Bedrooms4 Beds
Full Baths4 Baths
Half Baths2 Half Baths
Total Rooms13 Rooms
Stories2 Stories
Building Area3,709 sqft Living Area
Gross Area5,399 sqft
1st Floor Area2,007 sqft
2nd Floor Area1,702 sqft
Basement Area1,690 sqft
Fireplaces2 Fireplaces
FireplaceFireplace

Exterior

Year BuiltBuilt 1990
Effective Year BuiltEffective 1990
Exterior MaterialCombination
Construction TypeBrick
Lot Area23,522 sqft (0.54 acres)
Garage TypeAttached
Parking Spaces3 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemHVAC
Water SourceCommercial

Location & Zoning

Street Address340 TRINITY LN
CityOAK BROOK
StateIL
Zip60523-2561
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTRINITY LAKES UNIT NO 2 ALL
Legal SubdivisionTRINITY LAKES UNIT NO 2
Legal Lot Number71
Legal Unit2
JurisdictionDU PAGE IL
Township / Civil DivisionYORK
Census Block Group2
Census Block2007
Census Tract844502

Owner

Source: DuPage County records · APN 06-34-104-027

Assessment roll updated August 17, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on File
Mailing Address340 TRINITY LN, OAK BROOK, IL 60523-2561
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleNov 02, 2021 · Amount on Record
Deed SaleNov 02, 2021 · Amount on Record
Prior SaleNov 09, 2006 · Amount on Record
Deed Document Number2021160272
Record UpdatedSep 20, 2026

November 2021: Deed, Transfer

Document TypeDeed
JurisdictionDU PAGE IL
Recording DateNov 02, 2021
Property Address340 TRINITY LN, OAK BROOK, IL 60523-2561
Document Number0000160272
Map ReferenceDOC R81-55561
Instrument DateOct 18, 2021
InstrumentR2021-160272
Transaction TypeTransfer
Record UpdatedAug 05, 2022
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$1,300.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address340 TRINITY LN, 340, OAK BROOK, IL 60523-2561

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants by the Entirety
Address340 TRINITY LN, OAK BROOK, IL 60523-2561

Mortgage

Document Number0000160273
DateNov 02, 2021
InstrumentR2021-160273
Lender
NameCOMPASS MORTGAGE INC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueNov 01, 2051
Interest
Rate TypeFixed Rate
Rate3.25%

Tax Assessment & Valuation

Source: DuPage County records · Assessment roll updated August 17, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateIllinois
CountyDuPage County
County SubdivisionYork Township
MunicipalityOak Brook Village
Elementary School DistrictButler School District 53 (KG - 08)
Secondary School DistrictHinsdale Township High School District 86 (09 - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$20,275.00 (+16.34%)$572,188 (+21.34%) Land $233,326 Building $338,862$1,716,564 (+21.34%) Land $699,978 Building $1,016,586
2022$17,428.00 Homeowner's exemption$471,550 Land $192,290 Building $279,260$1,414,650 Land $576,870 Building $837,780

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, DuPage County (17043C), updated September 1, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 170438445022, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies5 in force

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 172 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
VerizonFixed Wireless300 / 20
T-Mobile USAFixed Wireless100 / 20
AT&TDSL100 / 20

Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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