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520 W Byron Ave, Addison, IL 60101 Property Records

DuPage County property record for 520 W Byron Ave, Addison, IL 60101

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.5 ba · 1,160 sqft · built 1965
Lot Size0.25 acres (10,890 sqft)
Owner2 Individual Names on Record
Last Sale$339,000 (Mar 2021)
Tax Bill$6,766 (2025)
Deeds & MortgagesMar 2021 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN03-20-215-011

Property Details

APN / Parcel Number

Primary APN03-20-215-011

Interior

Bedrooms3 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Total Rooms5 Rooms
Stories1 Story
Building Area1,160 sqft Living Area
Gross Area2,804 sqft
1st Floor Area1,160 sqft
Basement Area1,160 sqft

Exterior

Year BuiltBuilt 1965
Effective Year BuiltEffective 1965
Architectural StyleRanch
Exterior MaterialBrick
Construction TypeBrick
Lot Area10,890 sqft (0.25 acres)
Lot Dimensions15.2 ft deep x 15.2 ft wide
Garage TypeAttached
Garage Area484 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemHVAC
Water SourceCommercial

Location & Zoning

Street Address520 W BYRON AVE
CityADDISON
StateIL
Zip60101-1305
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR
Legal DescriptionOLD MILL ESTATES UNIT 6
Legal SubdivisionOLD MILL ESTATES
Legal Lot Number30
Legal Unit6
JurisdictionDU PAGE IL
Township / Civil DivisionADDISON
Census Block Group2
Census Block2013
Census Tract840104

Owner

Source: DuPage County records, as of August 17, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on Record
Mailing Address520 W BYRON AVE, ADDISON, IL 60101-1305
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleMar 29, 2021 · Amount on Record
Deed SaleMar 29, 2021 · Amount on Record
Prior SaleAug 18, 2010 · Amount on Record
Deed Document Number202149134
Record UpdatedSep 20, 2026

March 2021: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionDU PAGE IL
Recording DateMar 29, 2021
Property Address520 W BYRON AVE, ADDISON, IL 60101-1305
Document Number0000049134
Map ReferenceDOC R62-35080
Instrument DateMar 18, 2021
InstrumentR2021-049134
Transaction TypeTransfer
Record UpdatedDec 14, 2021
Title CompanyATA NATIONAL TITLE GROUP LLC, ATA NATIONAL TITLE GROUP

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$339.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address520 W BYRON AVE, ADDISON, IL 60101-1305

Mortgage

Document Number0000049135
DateMar 29, 2021
InstrumentR2021-049135
Lender
NameCROSSCOUNTRY MORTGAGE LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueApr 1, 2051
Interest
Rate TypeFixed Rate
Rate3.12%

Tax Assessment & Valuation

Source: DuPage County assessment roll, as of August 17, 2026

Property Jurisdictions

TypeName
StateIllinois
MunicipalityAddison Village
CountyDuPage County
County SubdivisionAddison Township
Elementary School DistrictAddison School District 4 (PK - 08)
Secondary School DistrictDuPage High School District 88 (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$6,766.00 (+15.42%)$108,793 (+27.09%) Land $42,982 Building $65,811$326,379 (+27.09%) Land $128,946 Building $197,433
2022$5,862.00 Homeowner's exemption$85,600 Land $33,740 Building $51,860$256,800 Land $101,220 Building $155,580

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.

Flood

Source: FEMA National Flood Hazard Layer, effective September 1, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Claims3 (1978–1982)
Most Recent ClaimMar 1982 · tidal / storm surge

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemADDISON
serves 38,017 people · EPA ID IL0430050
Water SourcePurchased surface water from DU PAGE WATER COMMISSION
Last State InspectionJan 2024
Lead2 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting2
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 588 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL · Fixed Wireless in parts of the area		5,000 / 5,000
Xfinity
Cable		2,000 / 250

May also be available: T-Mobile, Verizon.

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