Dane County property record for 641 Knickerbocker St, Madison, WI 53711 · Last verified February 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1988 |
| Square Footage | 1,508 sqft Living Area |
| Lot Size | 4,800 sqft (0.11 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $700,000 (2022) |
| Tax Bill | $12,039.00 (2024) |
| Primary APN | 0709-281-0611-5 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,508 sqft Living Area |
| 1st Floor | 859 sqft 1st Floor |
| 2nd Floor | 649 sqft 2nd Floor |
| Basement Area | 833 sqft Basement |
| Stories | 2 Stories |
| Primary Flooring | Wood Flooring |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Bungalow Style |
| Exterior Material | Aluminum/Vinyl Exterior |
| Foundation Type | Concrete Foundation |
| Roof Material | Asphalt Roof |
| Lot Area | 4,800 sqft (0.11 acres) |
| Depth X Width | 120 ft x 40 ft Depth x Width |
| Driveway | 1 Driveway |
| Driveway Area | 104 sqft Driveway |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 263 sqft Garage |
| Patio Area | 300 sqft Patio |
| Porch | Enclosed Porch |
| Porch Area | 196 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 641 KNICKERBOCKER ST |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53711-1848 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | PLAT OF WINGRA, LOT 26, BLOCK 9 |
| Legal Range | 09 |
| Legal Township | 07 |
| Legal Section | 28 |
| Legal Subdivision | PLAT OF WINGRA |
| Legal Block | 9 |
| Legal Lot Number | 26 |
| Jurisdiction | DANE WI |
| Minor Civil Division | MADISON |
| Census Blockgroup | 1 |
| Census Block | 1002 |
| Census Tract | 1000 |
Source: Dane County records · APN 0709-281-0611-5
Assessment roll updated January 1, 2025 · Last verified February 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Dec 06, 2021 | Deed of Trust, Mortgage · Building or Construction Mortgage MARATHON BANK |
| Dec 06, 2021 | Deed of Trust, Mortgage · Conventional Mortgage MARATHON BANK |
| May 12, 2022 | Warranty Deed, Transfer · Conventional Mortgage PROSPERITY HOME MORTGAGE |
| Dec 01, 2020 | Deed of Trust, Mortgage · Building or Construction Mortgage GREAT MIDWEST BANK SSB |
| Aug 28, 2020 | Warranty Deed, Transfer · Conventional Mortgage GREAT MIDWEST BANK SSB |
| Mar 10, 2020 | Deed of Trust, Mortgage · Line of Credit UW CU |
| Dec 06, 2018 | Deed of Trust, Mortgage · Line of Credit UW CU |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 12, 2022 · Amount on Record |
| Deed Sale | May 12, 2022 · Amount on Record |
| Prior Sale | Aug 28, 2020 · Amount on Record |
| Deed Doc Number | 5833074 |
| Record Refreshed | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Transaction Type | Mortgage |
| Record Updated | Jan 23, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0005794875 |
|---|---|
| Date | Dec 06, 2021 |
| Instrument | 5794875 |
| Name | MARATHON BANK |
|---|---|
| Type | Bank |
| Type | Building or Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 01, 2051 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Transaction Type | Mortgage |
| Record Updated | Jan 23, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0005794874 |
|---|---|
| Date | Dec 06, 2021 |
| Instrument | 5794874 |
| Name | MARATHON BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 01, 2051 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DANE WI |
| Recording Date | May 12, 2022 |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Document Number | 0005833074 |
| Instrument Date | May 05, 2022 |
| Instrument | 5833074 |
| Transaction Type | Transfer |
| Record Updated | Jan 23, 2026 |
| Title Company | KNIGHT BARRY TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $2,100.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2628 ARBOR DR APT 100, 100, MADISON, WI 53711-1975 |
| Document Number | 0005833075 |
|---|---|
| Date | May 12, 2022 |
| Instrument | 5833075 |
| Name | PROSPERITY HOME MORTGAGE |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0005667828 |
|---|---|
| Date | Dec 01, 2020 |
| Instrument | 5667828 |
| Name | GREAT MIDWEST BANK SSB |
|---|---|
| Type | Bank |
| Type | Building or Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 01, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Adjustable | Document includes a rider for adjustable-rate mortgage with a specific rate change date. |
| Type Change Date | Nov 01, 2022 |
| Change Frequency | Annually |
| Min Rate At Change | 3% |
| Max Rate At Change | 5.13% |
| Index | 1-Year CMT |
| Margin | 3 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DANE WI |
| Recording Date | Aug 28, 2020 |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Document Number | 0005630696 |
| Instrument Date | Aug 26, 2020 |
| Instrument | 5630696 |
| Transaction Type | Transfer |
| Record Updated | Jun 14, 2021 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,185.00 |
| Amount Accuracy | Calculated from Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Document Number | 0005630697 |
|---|---|
| Date | Aug 28, 2020 |
| Instrument | 5630697 |
| Name | GREAT MIDWEST BANK SSB |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.63% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Document Number | 0005571969 |
| Instrument Date | Mar 10, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Apr 16, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Relationship | Married Couple |
| Address | 641 KNICKERBOCKER ST MADISON WI 537111848, MADISON, WI 53711-1848 |
| Document Number | 0005571969 |
|---|---|
| Date | Mar 23, 2020 |
| Instrument | 5571969 |
| Name | UW CU |
|---|---|
| Type | Credit Union |
| Address | MADISON, WI 53744 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Mar 22, 2050 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 641 KNICKERBOCKER ST, MADISON, WI 53711-1848 |
| Document Number | 0005460607 |
| Instrument Date | Dec 06, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jan 04, 2019 |
| Name | Verified Name |
|---|---|
| Relationship | Husband And Wife |
| Address | 641 KNICKERBOCKER ST MADISON WI 537111848, MADISON, WI 53711-1848 |
| Document Number | 0005460607 |
|---|---|
| Date | Dec 18, 2018 |
| Instrument | 5460607 |
| Name | UW CU |
|---|---|
| Type | Credit Union |
| Address | MADISON, WI 53744 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 17, 2048 |
| Rate Type | Adjustable Rate |
|---|
Source: Dane County records · Assessment roll updated January 1, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | Dane County |
| Municipality | Madison City |
| Unified School District | Madison Metropolitan School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $700,000 (-) Land $171,500 Building $528,500 | ||
| 2024 | $12,039.00 (+43.27%) | $700,000 | |
| 2023 | $700,000 Land $137,200 Building $562,800 | ||
| 2022 | $8,403.00 |
641 Knickerbocker St is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · Dane County (55025C), updated September 20, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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