Dane County property record for 818 Hidden Cave Rd, Madison, WI 53717
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 6 ba · 5,525 sqft · built 2000 |
| Lot Size | 0.523 acres (22,764 sqft) |
| Owner | Trust Name on File |
| Last Sale | $695,000 (May 2012) |
| Tax Bill | $18,817 (2025) |
| Deeds & Mortgages | Jun 2026 Construction Loan Mar 2021 Construction Loan |
| Flood Zone | Zone X (minimal risk) |
| APN | 0708-164-0813-6 |
| Primary APN | 0708-164-0813-6 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 6 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 21 Rooms |
| Stories | 2 Stories |
| Building Area | 5,525 sqft Living Area |
| Gross Area | 7,332 sqft |
| 1st Floor Area | 2,117 sqft |
| 2nd Floor Area | 2,118 sqft |
| Basement Area | 2,092 sqft |
| Finished Basement | 1,290 sqft |
| Unfinished Basement | 802 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2008 |
| Architectural Style | Modern |
| Exterior Material | Aluminum/Vinyl |
| Roof Material | Asphalt |
| Lot Area | 22,764 sqft (0.523 acres) |
| View / Lot | Traffic |
| Garage Type | Attached |
| Garage Area | 832 sqft |
| Driveway | Concrete Driveway |
| Driveway Area | 216 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Enclosed/Finished Porch |
|---|---|
| Porch Area | 245 sqft |
| Deck Area | Deck Area |
| Patio Area | 192 sqft |
| Cooling System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 818 HIDDEN CAVE RD |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53717-2756 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SR-C1 |
| Legal Description | FOURTH ADDITION TO BLACKHAWK SUBDIVISION LOT 262. |
| Legal Range | 08E |
| Legal Township | 07N |
| Legal Section | 16 |
| Legal Quarter | 4 |
| Legal Subdivision | FOURTH ADDITION TO BLACKHAWK SUBDIVISION |
| Legal Lot Number | 262 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 10906 |
818 Hidden Cave Rd is owner-occupied and held in a trust since May 2012.
Source: Dane County records, as of August 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 818 HIDDEN CAVE RD, MADISON, WI 53717-2756 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 2, 2026 | Deed of Trust, Mortgage · Construction Mortgage U S BANK N A |
| Mar 3, 2021 | Deed of Trust, Mortgage · Construction Mortgage US BANK NA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 16, 2012 · Amount on File |
| Deed Sale | May 16, 2012 · Amount on File |
| Deed Document Number | 20124872473 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Recording Date | Jun 2, 2026 |
| Property Address | 818 HIDDEN CAVE RD, MADISON, WI 53717-2756 |
| Document Number | 0006103136 |
| Instrument Date | May 22, 2026 |
| Instrument | 20266103136 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | RADIAN SETTLEMENT SERVICES INC, RADIAN SETTLEMENT SERVICES |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust, 165 |
| Address | 818 HIDDEN CAVE RD, MADISON, WI 53717-2756 |
| Document Number | 0006103136, |
|---|---|
| Date | Jun 2, 2026 |
| Instrument | 20266103136 |
| Name | U S BANK N A |
|---|
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 24 Months |
| Due | Jun 2, 2028 |
| Rate | 6.23% |
|---|---|
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 818 HIDDEN CAVE RD, MADISON, WI 53717-2756 |
| Transaction Type | Mortgage |
| Record Updated | Mar 24, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0005700647 |
|---|---|
| Date | Mar 3, 2021 |
| Instrument | 5700647 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Mar 1, 2036 |
| Rate Type | Fixed Rate |
|---|
The 2025 property tax bill for 818 Hidden Cave Rd was $18,817, up 7.1% from the year before.
Source: Dane County assessment roll, as of March 16, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Dane County |
| Municipality | Madison City |
| Unified School District | Middleton-Cross Plains School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $18,817.00 (+7.15%) Homeowner's exemption | $1,116,800 Land $320,800 Building $796,000 | |
| 2024 | $17,562.00 | $1,058,600 (+6.41%) | |
| 2023 | $989,300 Land $299,800 Building $689,500 | $994,871 | |
| 2022 | $15,812.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 818 Hidden Cave Rd in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2010.
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 |
| Flood Insurance Cost | Premium on File median of 11 policies |
| Nearby Flood Policies | 11 in force |
| Nearby Flood Claims | 1 (2010) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jun 2010 · rainfall accumulation |
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.
Wildfire risk around 818 Hidden Cave Rd is low, with a 0.01% annual chance of wildfire.
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 | Indirect 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 219 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 1,000 / 1,000 |
| Spectrum Cable | 1,000 / 1,000 |
| LiteWire Fixed Wireless | 100 / 25 |
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