Kane County property record for 521 S Commonwealth Ave, Elgin, IL 60123
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,119 sqft · built 1950 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $147,000 (May 2004) |
| Tax Bill | $5,415 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-23-154-004 |
| Primary APN | 06-23-154-004 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,119 sqft Living Area |
| 1st Floor Area | 1,119 sqft |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Ranch |
| Exterior Material | Brick |
| Lot Area | 7,841 sqft (0.18 acres) |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Water Source | Commercial |
| Street Address | 521 S COMMONWEALTH AVE |
|---|---|
| City | ELGIN |
| State | IL |
| Zip | 60123-7325 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | COUNTY CLERK'S SUB OF LANDS SOUTH 60 FT NORTH 252 FT WEST 132 FT SOUTH 11 1/2 CHAINS LYING EAST OF COMMONWEALTH AVE LOT W OF LOT 13 (PARCEL D) SEC 23-41-8 |
| Legal Range | 08 |
| Legal Township | 41 |
| Legal Section | 23 |
| Legal Subdivision | COUNTY CLERKS SUB |
| Legal Block | 4 |
| Legal Lot Number | 13,W |
| Jurisdiction | KANE IL |
| Township / Civil Division | ELGIN |
| Census Block Group | 4 |
| Census Block | 4007 |
| Census Tract | 851600 |
Source: Kane County records, as of August 11, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 38W737 BRINDLEWOOD LN, ELGIN, IL 60124-7908 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 20, 2004 · Amount on Record |
| Deed Sale | May 20, 2004 · Amount on Record |
| Deed Document Number | 200464504 |
| Prior Transfer Date | Jan 22, 2004 |
| Prior Transfer Doc | 0000018702 |
| Record Updated | Sep 20, 2026 |
Source: Kane County assessment roll, as of July 23, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Kane County |
| County Subdivision | Elgin Township |
| Municipality | Elgin City |
| Unified School District | School District U-46 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,415.00 (+3.5%) | $70,987 (+8.57%) Land $17,264 Building $53,723 | $213,046 (+8.57%) Land $51,813 Building $161,233 |
| 2024 | $5,232.00 (+10.38%) | $65,383 (+21.4%) Land $15,901 Building $49,482 | $196,227 (+21.44%) Land $47,722 Building $148,505 |
| 2022 | $4,740.00 (+5.52%) | $53,859 (+6.96%) Land $13,098 Building $40,761 | $161,577 (+6.96%) Land $39,294 Building $122,283 |
| 2021 | $4,492.00 | $50,355 Land $12,246 Building $38,109 | $151,065 Land $36,738 Building $114,327 |
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.
Source: FEMA National Flood Hazard Layer, effective October 8, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
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 | ELGIN serves 114,797 people · EPA ID IL0894380 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2025 |
| Lead | 19 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 8 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 626 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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