Dane County property record for 120 Olson Ave, Belleville, WI 53508
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.119 acres (5,227 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,741 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0508-334-8680-1 |
| Primary APN | 0508-334-8680-1 |
|---|
| Lot Area | 5,227 sqft (0.119 acres) |
|---|
| Street Address | 120 OLSON AVE |
|---|---|
| City | BELLEVILLE |
| State | WI |
| Zip | 53508-9192 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 2 CSM 15462 CS111/150&152-8/5/2020 F/K/A BAKER'S WOODS LOT 26 DESCR AS SEC 3 3-5-8 PRT NW1/4SE1/4 (5218 SQ FT) |
| Legal Block | 86 |
| Legal Lot Number | 2,26 |
| Jurisdiction | DANE WI |
| Township / Civil Division | BELLEVILLE |
| Census Block Group | 3 |
| Census Block | 3063 |
| Census Tract | 12600 |
120 Olson Ave is owned and occupied by two individuals.
Source: Dane County records, as of January 22, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 120 OLSON AVE, BELLEVILLE, WI 53508-9192 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Jun 8, 2026 |
The 2025 property tax bill for 120 Olson Ave was $6,741 with a homeowner's exemption.
Source: Dane County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Dane County |
| Municipality | Belleville Village |
| Unified School District | Belleville School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $6,741.00 Homeowner's exemption | $251,000 Land $32,500 Building $218,500 | $376,100 |
| 2023 | $251,000 Land $32,500 Building $218,500 | $335,100 | |
| 2022 | $5,815.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 120 Olson Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 2018.
Source: FEMA National Flood Hazard Layer, effective September 20, 2026 · 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 Policies | 6 in force |
| Nearby Flood Claims | 3 (2018) |
| Claims Outside the SFHA | 1 of 3 |
| Most Recent Claim | Aug 2018 · Severe Storms, Tornadoes, Straight-line Winds, Flooding, And Landslides |
| Claims by Event |
|
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 risk around 120 Olson Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 90% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 | BELLEVILLE WATERWORKS serves 2,712 people · EPA ID WI1130209 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2024 |
| Lead | 2 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 91 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 50 |
| LiteWire Fixed Wireless | 100 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
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