Dane County property record for 1850 Underdahl Rd, Madison, WI 53718
| Property Type | Forest (Park, Reserve, Recreation, Conservation) |
|---|---|
| Lot Size | 31 acres (1,350,360 sqft) |
| Owner | Company Name on File |
| Last Sale | $550,000 (Nov 2003) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0710-141-2003-5 |
| Primary APN | 0710-141-2003-5 |
|---|---|
| Alternative APN |
|
| Lot Area | 1,350,360 sqft (31 acres) |
|---|
| Old Parcel Number | 071014195002 |
|---|---|
| Street Address | 1850 UNDERDAHL RD |
| City | MADISON |
| State | WI |
| Zip | 53718 |
| Property Category | Public Works |
| Property Type | Public Works > Forest (Park, Reserve, Recreation, Conservation) |
| Local Zoning Code | CN |
| Legal Description | SEC 14-7-10 PRT E1/2 NE1/4 BEG INTERS SEC E LN & BUCKEYE RD (CTH AB) C/L TH S 21 0 FT TH N87DEG53'W 125 FT TH N 110 FT TH |
| Legal Range | 10 |
| Legal Township | 07 |
| Legal Section | 14 |
| Legal Subdivision | SEC 14-7-10 PRT E1/2 NE1/4 BEG INTERS |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1037 |
| Census Tract | 11407 |
1850 Underdahl Rd, a public works property, is owned by a company that bought it in November 2003 and is owner-occupied.
Source: Dane County records, as of January 22, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 210 MARTIN LUTHER KING JR BLVD RM 114, 114, MADISON, WI 53703-3342 |
| Occupancy | Owner Occupied |
| 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 | Nov 1, 2003 · Amount on File |
| Deed Sale | Nov 1, 2003 · Amount on File |
| Deed Document Number | 0093844542 |
| 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 |
|---|---|
| 2025 | Additional exemption filed |
FEMA maps place 1850 Underdahl Rd 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.
Wildfire risk around 1850 Underdahl Rd is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · above 95% of Wisconsin |
|---|---|
| Wildfire Likelihood | 0.02% 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: 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 40 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| LiteWire Fixed Wireless | 100 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| Bertram Communications Fixed Wireless | 100 / 20 |
May also be available: Four Lakes Broadband.
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