DuPage County property record for 550 W Byron Ave, Addison, IL 60101
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1.5 ba · 1,768 sqft · built 1964 |
| Lot Size | 0.21 acres (9,148 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $410,000 (Jun 2024) |
| Tax Bill | $6,764 (2025) |
| Deeds & Mortgages | Jan 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-20-215-004 |
| Primary APN | 03-20-215-004 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,768 sqft Living Area |
| Gross Area | 2,288 sqft |
| 1st Floor Area | 520 sqft |
| 2nd Floor Area | 624 sqft |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Split Level |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 9,148 sqft (0.21 acres) |
| Lot Dimensions | 9 ft deep x 10.4 ft wide |
| Garage Type | Attached |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 550 W BYRON AVE |
|---|---|
| City | ADDISON |
| State | IL |
| Zip | 60101-1305 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | OLD MILL ESTATES UNIT 6 |
| Legal Subdivision | OLD MILL ESTATES |
| Legal Lot Number | 33 |
| Legal Unit | 6 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | ADDISON |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 840104 |
550 W Byron Ave is owned by two individuals who bought it in June 2024.
Source: DuPage County records, as of August 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 724B WINTHROP WAY APT 1, 1, DOWNERS GROVE, IL 60516 |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 26, 2024 · Amount on File |
| Deed Sale | Jun 26, 2024 · Amount on File |
| Prior Sale | Aug 31, 2015 · Amount on File |
| Deed Document Number | 202435841 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 550 W BYRON AVE, ADDISON, IL 60101-1305 |
| Transaction Type | Mortgage |
| Record Updated | Jan 31, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000005060 |
|---|---|
| Date | Jan 14, 2022 |
| Instrument | R2022-005060 |
| Name | BETTER MORTGAGE CORPORATION |
|---|---|
| Type | Mortgage Company |
| Address | NEW YORK, NY 10007 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2052 |
The 2025 property tax bill for 550 W Byron Ave was $6,764.
Source: DuPage County assessment roll, as of August 17, 2026
| Type | Name |
|---|---|
| State | Illinois |
| Municipality | Addison Village |
| County | DuPage County |
| County Subdivision | Addison Township |
| Elementary School District | Addison School District 4 (PK - 08) |
| Secondary School District | DuPage High School District 88 (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,764.00 | $108,770 Land $42,982 Building $65,788 | $326,310 Land $128,946 Building $197,364 |
| 2022 | $5,855.00 Homeowner's exemption | $85,500 Land $33,740 Building $51,760 | $256,500 Land $101,220 Building $155,280 |
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.
FEMA maps place 550 W Byron Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1978.
Source: FEMA National Flood Hazard Layer, effective September 1, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 3 (1978–1982) |
| Most Recent Claim | Mar 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.
The area around 550 W Byron Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ADDISON serves 38,017 people · EPA ID IL0430050 |
|---|---|
| Water Source | Purchased surface water from DU PAGE WATER COMMISSION |
| Last State Inspection | Jan 2024 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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.
Source: FCC Broadband Data Collection, based on 588 locations within half a mile, as of December 31, 2025
| Provider | Max 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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