Dane County property record for 30 O'Brien Ct, Madison, WI 53714
| Property Type | Duplex |
|---|---|
| Details | 6 bd · 4 ba · 2,946 sqft · built 1978 |
| Lot Size | 0.461 acres (20,112 sqft) |
| Owner | 2 Owner Names on File |
| Last Sale | $269,000 (Jan 2007) |
| Tax Bill | $7,335 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0710-031-0408-2 |
| Primary APN | 0710-031-0408-2 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 16 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,946 sqft Living Area |
| 1st Floor Area | 1,666 sqft |
| 2nd Floor Area | 1,280 sqft |
| Basement Area | 1,564 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 2 Fireplaces |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Modern |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Masonry / Concrete Block |
| Foundation Type | Concrete |
| Roof Material | Asphalt |
| Lot Area | 20,112 sqft (0.461 acres) |
| Terrain | Wooded |
| Garage Type | Attached |
| Garage Area | 814 sqft |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | 192 sqft |
| Patio Area | 142 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 30 OBRIEN CT |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53714-2012 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | SR-C3 |
| Legal Description | IRENE ADDITION TO GROSVENOR SQUARE, LOT 8 |
| Legal Range | 10 |
| Legal Township | 07 |
| Legal Section | 03 |
| Legal Subdivision | IRENE ADDITION |
| Legal Lot Number | 8 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 3002 |
The current owner of 30 O'Brien Ct bought it in January 2007.
Source: Dane County records, as of January 22, 2026
| Owner of Record | 2 Owner Names on File |
|---|---|
| Mailing Address | 30 OBRIEN CT, MADISON, WI 53714-2012 |
| Occupancy | Owner Occupied |
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 | Jan 12, 2007 · Amount on File |
| Deed Sale | Jan 12, 2007 · Amount on File |
| Deed Document Number | 4271100 |
| Record Updated | Jun 8, 2026 |
Source: Dane County assessment roll, as of January 1, 2024
| 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 |
|---|---|---|---|
| 2024 | $7,335.00 | $419,100 (+5.99%) Land $76,600 Building $342,500 | $419,100 |
| 2023 | $395,400 Land $72,300 Building $323,100 | ||
| 2022 | $6,444.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 30 O'Brien Ct in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 20, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 30 O'Brien Ct 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 457 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| LiteWire Fixed Wireless | 100 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
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