Dane County property record for 521 N Blackhawk Ave, Madison, WI 53705
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,889 sqft · built 1936 |
| Lot Size | 0.096 acres (4,212 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $10,764 (2024) |
| Deeds & Mortgages | Sep 2025 Sale Aug 2023 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 0709-201-1105-5 |
| Primary APN | 0709-201-1105-5 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 1,889 sqft Living Area |
| 1st Floor Area | 724 sqft |
| 2nd Floor Area | 755 sqft |
| Basement Area | 742 sqft |
| Finished Basement | 410 sqft |
| Family Room | Family Room |
| Flooring | Wood |
| Interior Walls | Plaster |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1936 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Cape Cod |
| Exterior Material | Brick |
| Construction Type | Brick |
| Foundation Type | Concrete |
| Roof Material | Asphalt |
| Lot Area | 4,212 sqft (0.096 acres) |
| Lot Dimensions | 85 ft deep x 50 ft wide |
| Terrain | Wooded |
| Garage Type | Attached |
| Garage Area | 243 sqft |
| Driveway | Driveway |
| Driveway Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Enclosed Porch |
|---|---|
| Porch Area | 133 sqft |
| Deck Area | 162 sqft |
| Patio Area | 162 sqft |
| Shed | 1 Shed |
| Shed Area | 85 sqft |
| Cooling System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 521 N BLACKHAWK AVE |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53705-3303 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | TR-C2 |
| Legal Description | UNIVERSITY PARK REPLAT, BLK 4, LOT 5 |
| Legal Range | 09 |
| Legal Township | 07 |
| Legal Section | 20 |
| Legal Subdivision | UNIVERSITY PARK REPLAT, BLK 4 |
| Legal Block | 4 |
| Legal Lot Number | 5 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1017 |
| Census Tract | 800 |
Source: Dane County records, as of January 22, 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 Record |
|---|---|
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Sep 18, 2025 | Warranty Deed, Transfer |
| Aug 29, 2023 | Deed, Transfer · Conventional Mortgage WINTRUST MORTGAGE CORP |
| Feb 5, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 18, 2025 |
| Deed Sale | Sep 18, 2025 |
| Prior Sale | Aug 29, 2023 · Amount on Record |
| Deed Document Number | 6051935 |
| Record Updated | Jun 8, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DANE WI |
| Recording Date | Sep 18, 2025 |
| Property Address | 521 N BLACKHAWK AVE, MADISON, WI 53705-3303 |
| Document Number | 0006051935 |
| Instrument Date | Aug 1, 2025 |
| Instrument | 6051935 |
| Transaction Type | Transfer |
| Record Updated | Oct 3, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Document Type | Deed |
|---|---|
| Jurisdiction | DANE WI |
| Recording Date | Aug 29, 2023 |
| Property Address | 521 N BLACKHAWK AVE, MADISON, WI 53705-3303 |
| Document Number | 0005921270 |
| Instrument Date | Aug 28, 2023 |
| Instrument | 5921270 |
| Transaction Type | Transfer |
| Record Updated | Sep 20, 2023 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,884.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 521 N BLACKHAWK AVE, MADISON, WI 53705-3303 |
| Document Number | 0005921271 |
|---|---|
| Date | Aug 29, 2023 |
| Instrument | 5921271 |
| Name | WINTRUST MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2053 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | DANE WI |
| Recording Date | Feb 5, 2021 |
| Property Address | 521 N BLACKHAWK AVE, MADISON, WI 53705-3303 |
| Document Number | 0005692097 |
| Instrument Date | Jan 22, 2021 |
| Instrument | 5692097 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
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 | $628,000 (-) Land $133,900 Building $494,100 | ||
| 2024 | $10,764.00 (+22.32%) Homeowner's exemption | $628,000 (+18.42%) Land $133,900 Building $494,100 | $628,000 |
| 2023 | $530,300 (+15.01%) Land $118,500 Building $411,800 | ||
| 2022 | $8,800.00 (+2.54%) | $461,100 Land $103,000 Building $358,100 | |
| 2021 | $8,582.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 (2018) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Aug 2018 · Severe Storms, Tornadoes, Straight-line Winds, Flooding, And Landslides |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 94% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 421 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · 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 | 300 / 20 |
| LiteWire Fixed Wireless | 100 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
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