1102 Williamson St, Madison, WI 53703 Property Records

Dane County property record for 1102 Williamson St, Madison, WI 53703

Property Summary

Property Type	Duplex
Details	3 bd · 4 ba · 1,898 sqft · built 1900
Lot Size	0.075 acres (3,267 sqft)
Owner	Company Name on File
Last Sale	$400,000 (Mar 2022)
Tax Bill	$7,852 (2024)
Deeds & Mortgages	Mar 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`0709-131-2405-7`

Property Details

APN / Parcel Number

Primary APN	`0709-131-2405-7`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Total Rooms	14 Rooms
Units	3 Units
Stories	2 Stories
Building Area	1,898 sqft Living Area
1st Floor Area	1,106 sqft
2nd Floor Area	792 sqft
Basement Area	1,106 sqft
Flooring	Wood
Interior Walls	Plaster

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1973
Architectural Style	Traditional
Exterior Material	Composition/Composite
Foundation Type	Block
Roof Material	Asphalt
Lot Area	3,267 sqft (0.075 acres)
Lot Dimensions	99 ft deep x 33 ft wide
Garage Type	Detached
Garage Area	528 sqft
Driveway	Driveway
Driveway Area	145 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	110 sqft
Patio Area	140 sqft

Utilities, Heating & Cooling

Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	1102 WILLIAMSON ST
City	MADISON
State	WI
Zip	53703-3753
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	HIS-TL, TR-V2
Legal Description	ORIGINAL PLAT, AKA FARWELLS REPLAT, BLK 184, SW 1/2 OF SE 99 FT OF LOT 18
Legal Range	09
Legal Township	07
Legal Section	13
Legal Subdivision	ORIGINAL PLAT, AKA FARWELLS REPLAT, BLK
Legal Block	184
Legal Lot Number	18
Jurisdiction	DANE WI
Township / Civil Division	MADISON
Census Block Group	3
Census Block	3020
Census Tract	1901

Owner

1102 Williamson St, a duplex, is owned by a company that bought it in March 2022 and is owner-occupied.

Source: Dane County records, as of January 22, 2026

Owner of Record	Company Name on File
Mailing Address	5223 TONYAWATHA TRL, MONONA, WI 53716-2918
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.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 29, 2022 · Amount on File
Deed Sale	Mar 29, 2022 · Amount on File
Deed Document Number	5821980
Record Updated	Jun 8, 2026

March 2022: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	DANE WI
Recording Date	Mar 29, 2022
Property Address	1102 WILLIAMSON ST, MADISON, WI 53703-3753
Document Number	0005821980
Instrument Date	Mar 23, 2022
Instrument	5821980
Transaction Type	Transfer
Record Updated	May 1, 2023
Title Company	KNIGHT BARRY TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,200.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6502 GRAND TETON PLZ STE 101, 101, MADISON, WI 53719-1047

Mortgage

Document Number	0005821981
Date	Mar 29, 2022
Instrument	5821981

Lender

Name	DMB COMMUNITY BANK

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

Source: Dane County assessment roll, as of January 1, 2025

Property Jurisdictions

Type	Name
State	Wisconsin
County	Dane County
Municipality	Madison City
Unified School District	Madison Metropolitan School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$463,500 Land $122,400 Building $341,100
2024	$7,852.00		$463,500
2023		$421,400 Land $122,400 Building $299,000
2022	$7,588.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 1102 Williamson St in Zone X, an area of minimal flood risk.

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 Policies	5 in force

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

The area around 1102 Williamson 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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 427 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, 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	1,000 / 75
LiteWire Fixed Wireless · Fiber in parts of the area	100 / 25
T-Mobile Fixed Wireless	100 / 20