Kane County property record for 644 Jefferson Ave, Elgin, IL 60120
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,586 sqft · built 1920 |
| Lot Size | 0.215 acres (9,372 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $5,274 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-12-430-018 |
| Primary APN | 06-12-430-018 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,586 sqft Living Area |
| Gross Area | 2,379 sqft |
| Basement Area | 793 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Construction Type | Frame |
| Lot Area | 9,372 sqft (0.215 acres) |
| Street Address | 644 JEFFERSON AVE |
|---|---|
| City | ELGIN |
| State | IL |
| Zip | 60120-3960 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | FAIR GROUND ADDN LOT 8 BLOCK 2 |
| Legal Subdivision | FAIR GROUND ADDN |
| Legal Block | 2 |
| Legal Lot Number | 8 |
| Jurisdiction | KANE IL |
| Township / Civil Division | ELGIN |
| Census Block Group | 4 |
| Census Block | 4007 |
| Census Tract | 850800 |
644 Jefferson Ave is owned and occupied by two individuals.
Source: Kane County records, as of July 23, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 720 PRESTON AVE, ELGIN, IL 60120-3927 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 644 Jefferson Ave was $5,274 with exemptions applied.
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 | $5,274.00 Homeowner's exemption Senior Citizen's exemption | $85,142 (+8.57%) Land $21,498 Building $63,644 | $255,528 (+8.57%) Land $64,520 Building $191,008 |
| 2024 | $78,421 Land $19,801 Building $58,620 | $235,357 Land $59,427 Building $175,930 | |
| 2022 | $1,395.00 (-2.86%) Homeowner's exemption | $64,601 (+6.96%) Land $16,312 Building $48,289 | $193,803 (+6.96%) Land $48,936 Building $144,867 |
| 2021 | $1,436.00 Homeowner's exemption | $60,398 Land $15,251 Building $45,147 | $181,194 Land $45,753 Building $135,441 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 644 Jefferson Ave in Zone X, an area of minimal flood risk.
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.
The area around 644 Jefferson 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 | 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 587 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 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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