Dane County property record for 2231 Commonwealth Ave, Madison, WI 53726
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 2,127 sqft · built 1926 |
| Lot Size | 0.105 acres (4,613 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $80,000 (Aug 1991) |
| Tax Bill | $11,120 (2024) |
| Deeds & Mortgages | Feb 2023 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 0709-214-1206-4 |
| Primary APN | 0709-214-1206-4 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 9 Rooms |
| Stories | 3 Stories |
| Building Area | 2,127 sqft Living Area |
| 1st Floor Area | 730 sqft |
| 2nd Floor Area | 824 sqft |
| Basement Area | 720 sqft |
| Family Room | Family Room |
| Interior Walls | Plaster |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1926 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Foundation Type | Concrete |
| Roof Material | Asphalt |
| Lot Area | 4,613 sqft (0.105 acres) |
| Garage Type | Detached |
| Garage Area | 384 sqft |
| Driveway | Driveway |
| Driveway Area | 99 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Enclosed Porch |
| Porch Area | 120 sqft |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 2231 COMMONWEALTH AVE |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53726-5301 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | TR-C2 |
| Legal Description | HILLINGTON, BLK 40, LOT 7 |
| Legal Range | 09 |
| Legal Township | 07 |
| Legal Section | 21 |
| Legal Subdivision | HILLINGTON, BLK 40 |
| Legal Block | 40 |
| Legal Lot Number | 7 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 901 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the West Lawn Heights Historic District listed 1998 · 378 contributing resources · NRIS 98000223 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
2231 Commonwealth Ave is owned and occupied by two individuals who bought it in August 1991.
Source: Dane County records, as of January 22, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 2231 COMMONWEALTH AVE, MADISON, WI 53726-5301 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Aug 1, 1991 · Amount on File |
| Deed Sale | Aug 1, 1991 · Amount on File |
| Deed Document Number | 0016641005 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DANE WI |
| Property Address | 2231 COMMONWEALTH AVE, MADISON, WI 53726-5301 |
| Transaction Type | Mortgage |
| Record Updated | Feb 15, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0005884674 |
|---|---|
| Date | Feb 2, 2023 |
| Instrument | 5884674 |
| Name | SUMMIT CU |
|---|---|
| Type | Credit Union |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Feb 1, 2053 |
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 | $648,100 Land $141,500 Building $506,600 | ||
| 2024 | $11,120.00 | $648,100 | |
| 2023 | $589,200 Land $128,600 Building $460,600 | ||
| 2022 | $10,155.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 2231 Commonwealth Ave 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 | 1 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.
The area around 2231 Commonwealth Ave 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.
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 692 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 | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| LiteWire Fixed Wireless | 100 / 25 |
May also be available: Four Lakes Broadband, T-Mobile.
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