Dane County property record for 503 N Gammon Rd, Madison, WI 53717
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 5 ba · 4,553 sqft · built 1992 |
| Lot Size | 0.735 acres (32,021 sqft) |
| Owner | Owner Name on File |
| Tax Bill | $15,220 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0708-242-1217-3 |
| Primary APN | 0708-242-1217-3 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 16 Rooms |
| Stories | 2 Stories |
| Building Area | 4,553 sqft Living Area |
| 1st Floor Area | 1,786 sqft |
| 2nd Floor Area | 1,433 sqft |
| Basement Area | 1,786 sqft |
| Finished Basement | 1,334 sqft |
| Family Room | Family Room |
| Flooring | Wood |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1994 |
| Architectural Style | Modern |
| Exterior Material | Wood |
| Construction Type | Wood |
| Foundation Type | Concrete |
| Roof Material | Asphalt |
| Lot Area | 32,021 sqft (0.735 acres) |
| Terrain | Wooded |
| Garage Type | Attached |
| Garage Area | 878 sqft |
| Driveway | Driveway |
| Driveway Area | 128 sqft |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | 416 sqft |
| Patio Area | 416 sqft |
| Cooling System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 503 N GAMMON RD |
|---|---|
| City | MADISON |
| State | WI |
| Zip | 53717-1208 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SR-C1 |
| Legal Description | CERTIFIED SURVEY MAP NO 6307 AS RECORDED IN DANE COUNTY REGISTER OF DEEDS IN VOL 30 PAGE 264 OF CERTIFIED SURVEYS, LOT 4 |
| Legal Range | 08 |
| Legal Township | 07 |
| Legal Section | 24 |
| Legal Subdivision | CERTIFIED SURVEY MAP NO 6307 AS RECORDED |
| Legal Lot Number | 4 |
| Jurisdiction | DANE WI |
| Township / Civil Division | MADISON |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 202 |
The current owner of 503 N Gammon Rd acquired it in December 2012.
Source: Dane County records, as of January 22, 2026
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 503 N GAMMON RD, MADISON, WI 53717-1208 |
| 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 | Name on Deed |
|---|---|
| Last Transfer Date | Dec 19, 2012 |
| Transfer Doc | 0004943961 |
| Record Updated | Jun 8, 2026 |
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 | $879,700 Land $304,300 Building $575,400 | ||
| 2024 | $15,220.00 | $879,700 | |
| 2023 | $837,800 Land $289,800 Building $548,000 | ||
| 2022 | $13,947.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 503 N Gammon Rd 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.
Wildfire risk around 503 N Gammon Rd is low, with less than a 0.01% annual chance of wildfire.
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 320 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| TDS Telecom Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| LiteWire Fixed Wireless | 100 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
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