Sanders County property record for 206 Boulder Ave, Thompson Falls, MT 59873
| Property Type | Duplex |
|---|---|
| Details | 6 bd · 4 ba · 2,310 sqft · built 2003 |
| Lot Size | 0.297 acres (12,937 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,656 (2026) |
| Deeds & Mortgages | Apr 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R355334 |
| Primary APN | R355334 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,310 sqft Total Area |
| 1st Floor Area | 2,310 sqft |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2010 |
| Architectural Style | Duplex Single |
| Construction Type | Wood |
| Lot Area | 12,937 sqft (0.297 acres) |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Sewer | Septic |
| Water Source | Commercial |
| Account Number | 0000004016 |
|---|---|
| Street Address | 206 BOULDER AVE |
| City | THOMPSON FALLS |
| State | MT |
| Zip | 59873-7737 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | SILCOX ADD (THOMPSON FALLS), S09, T21 N, R29 W, BLOCK 3, LOT 6, ACRES 0.297, SILCOX ADD BL 3 LOT 6 |
| Legal Range | 29W |
| Legal Township | 21N |
| Legal Section | 09 |
| Legal Subdivision | SILCOX ADD (THOMPSON FALLS) |
| Legal Block | 3 |
| Legal Lot Number | 6 |
| Jurisdiction | SANDERS MT |
| Township / Civil Division | THOMPSON FALLS-WEST END |
| Census Block Group | 1 |
| Census Block | 1103 |
| Census Tract | 202 |
Source: Sanders County records, as of September 9, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | PO BOX 194, NOXON, MT 59853-0194 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 8, 2016 |
| Deed Sale | Jun 8, 2016 |
| Deed Document Number | 2016303114 |
| Deed Book / Page | 1 / 85251 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SANDERS MT |
| Property Address | 206 BOULDER AVE, THOMPSON FALLS, MT 59873-7737 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 1/87614 |
|---|---|
| Date | Apr 11, 2017 |
| Book Page | 1/87614 |
| Instrument | 305923 |
| Name | WHITEFISH CU |
|---|---|
| Type | Credit Union |
| Address | WHITEFISH, MT 59937 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Apr 25, 2032 |
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 | $2,656.00 (+18.73%) | $330,000 (-) | |
| 2025 | $2,237.00 (-28.89%) | $330,000 (+2.55%) | $330,000 (+2.55%) Land $69,775 Building $260,225 |
| 2023 | $3,146.00 | $321,800 | $321,800 Land $47,512 Building $274,288 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 14, 2019 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 87% of Montana |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 122 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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