Sanders County property record for 505 W 3rd St, Plains, MT 59859
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,218 sqft · built 1940 |
| Lot Size | 0.148 acres (6,447 sqft) |
| Owner | Individual Name on File |
| Last Sale | $116,800 (Feb 2010) |
| Tax Bill | $1,279 (2026) |
| Flood Zone | Zone A (high risk) |
| APN | R351039 |
| Primary APN | R351039 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 8 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,218 sqft Living Area |
| 1st Floor Area | 966 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Conventional |
| Exterior Material | Shingles |
| Construction Type | Frame |
| Roof Type | Gable/Hip |
| Roof Material | Metal |
| Lot Area | 6,447 sqft (0.148 acres) |
| Porch | Slab |
|---|---|
| Porch Area | 35 sqft |
| Deck Area | 234 sqft |
| Shed | 1 Shed |
| Shed Area | 80 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000000396 |
|---|---|
| Street Address | 505 W 3RD ST |
| City | PLAINS |
| State | MT |
| Zip | 59859-7711 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | WILLIS ADD (PLAINS), S27, T20 N, R26 W, BLOCK 025, LOT 01V, 2452-2B2 |
| Legal Range | 26W |
| Legal Township | 20N |
| Legal Section | 27 |
| Legal Subdivision | WILLIS ADD (PLAINS) |
| Legal Block | 25 |
| Legal Lot Number | 1V |
| Jurisdiction | SANDERS MT |
| Township / Civil Division | PLAINS |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 100 |
505 W 3rd St is owned by an individual who bought it in February 2010.
Source: Sanders County records, as of September 9, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 1497, PLAINS, MT 59859-1497 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Feb 19, 2010 · Amount on File |
| Deed Sale | Feb 19, 2010 · Amount on File |
| Deed Document Number | 2010282991 |
| Deed Book / Page | 1 / 68528 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 505 W 3rd St was $1,279, down 20.8% from the year before.
Source: Sanders County assessment roll, as of September 9, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Sanders County |
| Municipality | Plains Town |
| Unified School District | Plains K-12 Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,279.00 (-20.76%) | $225,400 (-) | |
| 2025 | $1,614.00 | $225,400 | $225,400 Land $58,593 Building $166,807 |
| 2023 | $1,802.00 | $174,200 | $174,200 Land $29,329 Building $144,871 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 505 W 3rd St in Zone A, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective November 14, 2019 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone A high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Not determined for this zone |
| Flood Insurance Requirement | Required federally backed loans |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 2 (1997) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | May 1997 · Severe Storms,ice Jams, Snow Melt, Flooding |
| Claims by Event |
|
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 505 W 3rd St is low, with 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 80% of the US · lower than 93% of Montana |
|---|---|
| Wildfire Likelihood | 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 | TOWN OF PLAINS serves 1,700 people · EPA ID MT0000305 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Apr 2026 |
| Lead | 2 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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 251 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Blackfoot Telephone Cooperative Fiber | 1,000 / 500 |
| T-Mobile Fixed Wireless | 100 / 20 |
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