Dane County property record for 510 Walnut St, Madison, WI 53726
| Property Type | Commercial Vacant Land |
|---|---|
| Lot Size | 2.88 acres (125,845 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 0709-164-0095-9 |
| Primary APN | 0709-164-0095-9 |
|---|
| Lot Area | 125,845 sqft (2.88 acres) |
|---|
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 510 WALNUT ST |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53726-2335 |
| Property Category | Commercial |
| Property Type | Vacant Land > Commercial |
| Local Zoning Code | CI |
| Legal Description | T7N R9E, SEC 16, PART OF SE 1/4 SE 1/4, & SEC 21, PART OF NE 1/4 NE 1/4, COM NE COR SEC 21, TH N 89 DEG 55 MIN 10 SEC W, |
| Legal Subdivision | T7N R9E, SEC 16, PART OF SE 1/4 SE 1/4 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 3200 |
510 Walnut St, commercial vacant land, is owned by a company that acquired it in September 1978.
Source: Dane County records, as of January 22, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1 GIFFORD PINCHOT DR, MADISON, WI 53726-2366 |
| Owner Type | Company |
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 | Sep 1, 1978 |
| Deed Sale | Sep 1, 1978 |
| Deed Document Number | 0000995699 |
| 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) |
FEMA maps place 510 Walnut St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1981.
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 Claims | 1 (1981) |
| Most Recent Claim | Jun 1981 · tidal / storm surge |
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.
The area around 510 Walnut 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.
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