Sanders County property record for 403 Madison St, Thompson Falls, MT 59873
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,006 sqft · built 1956 |
| Lot Size | 0.127 acres (5,532 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $973 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | R355744 |
| Primary APN | R355744 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 6 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,006 sqft Living Area |
| 1st Floor Area | 1,006 sqft |
| Family Room | Family Room |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Ranch |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 5,532 sqft (0.127 acres) |
| Lot Dimensions | 138 ft deep x 75 ft wide |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 1 Parking Space |
| Porch | Slab |
| Porch Area | 92 sqft |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Floor/Wall Furnace |
| Heating Fuel | Wood |
| Sewer | Septic |
| Water Source | Commercial |
| Account Number | 0000003472 |
|---|---|
| Street Address | 403 MADISON ST |
| City | THOMPSON FALLS |
| State | MT |
| Zip | 59873-7755 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | THOMPSON FALLS ORIG TOWNSITE, S08, T21 N, R29 W, BLOCK 080, LOT 5A, 5546 SQUARE FEET |
| Legal Range | 29W |
| Legal Township | 21N |
| Legal Section | 08 |
| Legal Subdivision | THOMPSON FALLS ORIG TOWNSITE |
| Legal Block | 80 |
| Legal Lot Number | 5A |
| Jurisdiction | SANDERS MT |
| Township / Civil Division | THOMPSON FALLS-WEST END |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 202 |
403 Madison St is owned by two individuals who acquired it in March 2022.
Source: Sanders County records, as of September 9, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 723, THOMPSON FALLS, MT 59873-0723 |
| 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 | Mar 31, 2022 |
| Deed Sale | Mar 31, 2022 |
| Deed Document Number | 2022325400 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 403 Madison St was $973, down 31.7% from the year before.
Source: Sanders County assessment roll, as of September 9, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Sanders County |
| Municipality | Thompson Falls City |
| Elementary School District | Thompson Falls Elementary School District (PK - 08) |
| Secondary School District | Thompson Falls High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $973.00 (-31.72%) | $175,032 (-) | |
| 2025 | $1,425.00 | $175,032 | $175,032 Land $59,042 Building $115,990 |
| 2023 | $1,485.00 | $121,100 | $121,100 Land $21,983 Building $99,117 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 403 Madison St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective November 14, 2019
| 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.
Wildfire risk around 403 Madison St is moderate, ranking above 45% of the US, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 45% of the US · lower than 78% of Montana |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Direct burnable vegetation |
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 | CITY OF THOMPSON FALLS serves 1,950 people · EPA ID MT0000341 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | May 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 216 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Blackfoot Telephone Cooperative Fiber | 1,000 / 500 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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