Boone County property record for 923 Union Ave, Belvidere, IL 61008
| Property Type | Single Family Home |
|---|---|
| Details | 8 bd · 1.5 ba · 1,596 sqft · built 1945 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | Individual Name on File |
| Last Sale | $108,000 (Apr 2021) |
| Tax Bill | $3,696 (2025) |
| Deeds & Mortgages | Jan 2023 Mortgage Apr 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 05-35-231-040 |
| Primary APN | 05-35-231-040 |
|---|---|
| Alternative APN |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 7 Plumbing Fixtures |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 1,596 sqft Living Area |
| Gross Area | 2,355 sqft |
| 1st Floor Area | 2,355 sqft |
| Basement Area | 759 sqft |
| Unfinished Basement | 759 sqft |
| Family Room | Family Room |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1984 |
| Exterior Material | Brick |
| Foundation Type | No Foundation |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 8,712 sqft (0.2 acres) |
| Lot Dimensions | 132 ft deep x 66 ft wide |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | 05-05-35-231-040 |
|---|---|
| Street Address | 923 UNION AVE |
| City | BELVIDERE |
| State | IL |
| Zip | 61008-5241 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 35-44-3 LT 4 BLK 1 ALLENS 2ND ADD 923 UNION AVE |
| Legal Subdivision | ALLENS 2ND ADD |
| Legal Block | 1 |
| Legal Lot Number | 4 |
| Jurisdiction | BOONE IL |
| Township / Civil Division | BELVIDERE |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 10300 |
Source: Boone County records, as of June 30, 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 Record | Individual Name on File |
|---|---|
| Mailing Address | 923 UNION AVE, BELVIDERE, IL 61008-5241 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jan 11, 2023 | Deed of Trust, Mortgage · Conventional Mortgage WINTRUST MORTGAGE CORP |
| Apr 1, 2021 | Warranty Deed, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 1, 2021 · Amount on File |
| Deed Sale | Apr 1, 2021 · Amount on File |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOONE IL |
| Property Address | 923 UNION AVE, BELVIDERE, IL 61008-5241 |
| Transaction Type | Mortgage |
| Record Updated | Jun 15, 2023 |
| Name | Verified Name |
|---|
| Document Number | 2023R00155 |
|---|---|
| Date | Jan 11, 2023 |
| Instrument | 2023R00155 |
| Name | WINTRUST MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 252 Months |
| Due | Jan 1, 2043 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6% |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOONE IL |
| Recording Date | Apr 1, 2021 |
| Property Address | 923 UNION AVE, BELVIDERE, IL 61008-5241 |
| Document Number | 2021R02518 |
| Map Reference | MB 47 PG 416 |
| Instrument Date | Mar 31, 2021 |
| Instrument | 2021R02518 |
| Transaction Type | Transfer |
| Record Updated | Jun 15, 2023 |
| Amount | Amount on Record |
|---|---|
| Tax | $162.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 11786 PONY LN, BELVIDERE, IL 61008-7435 |
| Name | Verified Name |
|---|---|
| Address | 923 UNION AVE, BELVIDERE, IL 61008-5241 |
Source: Boone County assessment roll, as of June 30, 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | Boone County |
| County Subdivision | Belvidere Township |
| Municipality | Belvidere City |
| Unified School District | Belvidere Consolidated Unit School District 100 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,696.00 (+23.9%) Homeowner's exemption | $52,406 (+23.72%) Land $3,844 Building $48,562 | $157,218 (+23.72%) Land $11,532 Building $145,686 |
| 2024 | $42,360 (+20.48%) Land $3,844 Building $38,516 | $127,080 (+20.48%) Land $11,532 Building $115,548 | |
| 2022 | $2,983.00 | $35,158 Land $5,894 Building $29,264 | $105,474 Land $17,682 Building $87,792 |
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 February 18, 2011
| 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 | BELVIDERE serves 25,339 people · EPA ID IL0070050 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2026 |
| Lead | 2 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 345 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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