Dane County property record for 951 Williamson St, Madison, WI 53703
| Property Type | Community Shopping Center, Mini-Mall |
|---|---|
| Details | 375 sqft · built 1880 |
| Lot Size | 0.05 acres (2,178 sqft) |
| Owner | Owner Name on File |
| Last Sale | $74,000 (Mar 2008) |
| Tax Bill | $3,001 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0709-134-0602-5 |
| Primary APN | 0709-134-0602-5 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 375 sqft Total Area |
| 1st Floor Area | 375 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Wood |
| Foundation Type | Concrete |
| Roof Material | Asphalt |
| Lot Area | 2,178 sqft (0.05 acres) |
| Driveway | Driveway |
| Driveway Area | 64 sqft |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 951 WILLIAMSON ST |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53703-3549 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Community Shopping Center, Mini-Mall |
| Local Zoning Code | HIS-TL, TSS |
| Legal Description | ORIGINAL PLAT, BLK 154, SW 1/2 OF NW 1/2 OF LOT 9 |
| Legal Range | 09 |
| Legal Township | 07 |
| Legal Section | 13 |
| Legal Subdivision | ORIGINAL PLAT, BLK 154, SW 1/2 OF NW 1/2 |
| Legal Block | 154 |
| Legal Lot Number | 9 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 4 |
| Census Block | 4009 |
| Census Tract | 1901 |
The current owner of 951 Williamson St bought it in March 2008.
Source: Dane County records, as of January 22, 2026
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 718 WOODLAWN DR, MADISON, WI 53716-3665 |
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 | Name on Deed |
|---|---|
| Last Sale | Mar 19, 2008 · Amount on File |
| Deed Sale | Mar 19, 2008 · Amount on File |
| Deed Document Number | 4410577 |
| Record Updated | Jun 8, 2026 |
Source: Dane County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Dane County |
| Municipality | Madison City |
| Unified School District | Madison Metropolitan School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $159,000 Land $40,000 Building $119,000 | ||
| 2024 | $3,001.00 | $159,000 | |
| 2023 | $147,000 (+15.75%) Land $40,000 Building $107,000 | ||
| 2022 | $2,431.00 (+1.89%) | $127,000 Land $40,000 Building $87,000 | |
| 2021 | $2,386.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 951 Williamson St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 20, 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 951 Williamson St 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 | MADISON WATER UTILITY serves 272,000 people · EPA ID WI1130224 |
|---|---|
| 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, 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.
Source: FCC Broadband Data Collection, based on 427 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| LiteWire Fixed Wireless · Fiber in parts of the area | 100 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
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