Dane County property record for 518 E Wilson St, Madison, WI 53703
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 1,365 sqft · built 1890 |
| Lot Size | 0.039 acres (1,716 sqft) |
| Owner | Company Name on File |
| Tax Bill | $6,466 (2024) |
| Deeds & Mortgages | Jul 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 0709-133-1722-2 |
| Primary APN | 0709-133-1722-2 |
|---|
| Stories | 2 Stories |
|---|---|
| Building Area | 1,365 sqft Total Area |
| 1st Floor Area | 1,452 sqft |
| 2nd Floor Area | 1,452 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Brick |
| Foundation Type | Concrete |
| Roof Material | Asphalt |
| Lot Area | 1,716 sqft (0.039 acres) |
| Driveway | Driveway |
| Driveway Area | 185 sqft |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 518 E WILSON ST |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53703 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | UMX, WP-17 |
| Legal Description | ORIGINAL PLAT, BLK 115, SW 26 FT OF NE 93 FT OF LOT 10 |
| Legal Range | 09 |
| Legal Township | 07 |
| Legal Section | 13 |
| Legal Subdivision | ORIGINAL PLAT, BLK 115, SW 26 FT OF NE |
| Legal Block | 115 |
| Legal Lot Number | 10 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 1706 |
Source: Dane County records · APN 0709-133-1722-2
Assessment roll updated January 1, 2025 · Last verified February 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 File |
|---|---|
| Mailing Address | 514 E WILSON ST, MADISON, WI 53703-3431 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 01, 2010 |
| Deed Sale | Feb 01, 2010 |
| Prior Sale | Apr 01, 2008 · Amount on Record |
| Deed Document Number | 0094636092 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 518 E WILSON ST, MADISON, WI 53703 |
| Transaction Type | Mortgage |
| Record Updated | May 25, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0006036853 |
|---|---|
| Date | Jul 01, 2025 |
| Instrument | 6036853 |
| Name | OLD NATIONAL BANK |
|---|---|
| Type | Bank |
| Address | MADISON, WI 53703 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 59 Months |
| Due | Jun 24, 2030 |
Source: Dane County records · Assessment roll updated January 1, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Dane County |
| Municipality | Madison City |
| Unified School District | Madison Metropolitan School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $370,000 (+15.26%) Land $80,000 Building $290,000 | ||
| 2024 | $6,466.00 (+17.93%) | $370,000 | |
| 2023 | $321,000 (+14.23%) Land $80,000 Building $241,000 | ||
| 2022 | $5,483.00 (+1.61%) | $281,000 Land $80,000 Building $201,000 | |
| 2021 | $5,396.00 |
Source: FEMA National Flood Hazard Layer as of September 20, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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.
Source: NPS National Register of Historic Places as of August 1, 2026 · Last verified October 2026
| Historic District | Within the East Wilson Street Historic District listed 1986 · 8 contributing resources · NRIS 86000618 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| ResTech Services Fixed Wireless · Fiber in parts of the area | 100 / 25 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Hoyos Consulting.
Based on FCC filings for 261 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MADISON WATER UTILITY serves 272,000 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2023 |
| Lead | 2 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory Oct 2024 |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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