Jefferson County property record for 601 Madison Ave, Sullivan, WI 53178
| Property Type | State Owned (Exempt) |
|---|---|
| Lot Size | 13.2 acres (576,560 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $20,410 (2025) |
| Deeds & Mortgages | Jul 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 181-0616-0323-003 |
| Primary APN | 181-0616-0323-003 |
|---|
| Lot Area | 576,560 sqft (13.2 acres) |
|---|
| Street Address | 601 MADISON AVE |
|---|---|
| City | SULLIVAN |
| State | WI |
| Zip | 53178-9798 |
| Property Category | Public Works |
| Property Type | Public Works > State Owned (Exempt) |
| Legal Description | 18 WEST SUBDIVISION |
| Legal Range | 16E |
| Legal Township | 06N |
| Legal Section | 03 |
| Legal Quarter | NW |
| Quarter-Quarter Section | SW |
| Legal Subdivision | WEST SUB |
| Legal Lot Number | 1 |
| Jurisdiction | JEFFERSON WI |
| Township / Civil Division | SULLIVAN |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 100800 |
Source: Jefferson County records, as of February 16, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | PO BOX 68, SULLIVAN, WI 53178-0068 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 18, 2015 |
| Deed Sale | Dec 18, 2015 |
| Prior Sale | Aug 22, 2005 · Amount on Record |
| Deed Document Number | 1362697 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | JEFFERSON WI |
| Property Address | 601 MADISON AVE, SULLIVAN, WI 53178-9798 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0001398921 |
|---|---|
| Date | Jul 10, 2018 |
| Instrument | 1398921 |
| Name | FIRST BUSINESS BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Fixed Rate |
|---|
Source: Jefferson County assessment roll, as of May 31, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Jefferson County |
| Municipality | Sullivan Village |
| Unified School District | Jefferson School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $20,410.00 (+8.26%) Homeowner's exemption | $1,078,600 (+30.68%) Land $126,400 Building $952,200 | $1,174,300 |
| 2023 | $18,852.00 Homeowner's exemption | $825,400 Land $239,600 Building $585,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 5, 2020
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| 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 | Low lower than 80% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 8 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| Bertram Communications Fixed Wireless | 100 / 20 |
May also be available: Bug Tussel Wireless.
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