Flathead County property record for 145 Siderius Ln, Bigfork, MT 59911
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 3,857 sqft · built 1988 |
| Lot Size | 0.773 acres (33,672 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $540,000 (Dec 2014) |
| Tax Bill | $5,005 (2026) |
| Deeds & Mortgages | Feb 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R0762298 |
| Primary APN | R0762298 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 14 Plumbing Fixtures |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,857 sqft Living Area |
| 1st Floor Area | 2,401 sqft |
| 2nd Floor Area | 1,456 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Tile |
| Lot Area | 33,672 sqft (0.773 acres) |
| Garage Type | Mixed |
| Garage Area | 1,715 sqft |
| Parking Spaces | 8 Parking Spaces |
| Porch | Slab |
|---|---|
| Porch Area | 252 sqft |
| Deck Area | 136 sqft |
| Lean-To | 240 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000317439 |
|---|---|
| Street Address | 145 SIDERIUS LN |
| City | BIGFORK |
| State | MT |
| Zip | 59911-6207 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAYPORT HARBOR, S26, T27 N, R20 W, LOT 20 & 21 E2, COS 20421, ASSR #0000317439 |
| Legal Range | 20W |
| Legal Township | 27N |
| Legal Section | 26 |
| Legal Subdivision | MAYPORT HARBOR |
| Legal Lot Number | 20,21 |
| Jurisdiction | FLATHEAD MT |
| Township / Civil Division | CRESTON-BIGFORK |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 1304 |
Source: Flathead County records, as of September 11, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 2835 HOLT STAGE, KALISPELL, MT 59901-7746 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 16, 2014 · Amount on Record |
| Deed Sale | Dec 16, 2014 · Amount on Record |
| Prior Sale | Apr 5, 2012 · Amount on Record |
| Deed Document Number | 201425353 |
| Prior Transfer Date | Oct 16, 2009 |
| Prior Transfer Doc | 0000029608 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | FLATHEAD MT |
| Property Address | 145 SIDERIUS LN, BIGFORK, MT 59911-6207 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 201700002776 |
|---|---|
| Date | Feb 7, 2017 |
| Instrument | 201700002776 |
| Name | CARDINAL FINANCIAL COMPANY LP |
|---|---|
| Type | Mortgage Company |
| Address | CHARLOTTE, NC 28273 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 1, 2047 |
Source: Flathead County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Flathead County |
| Elementary School District | Bigfork Elementary School District (PK - 08) |
| Secondary School District | Bigfork High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $5,005.00 (-42.53%) | $1,328,842 (+13.97%) | |
| 2025 | $1,328,842 (+13.97%) Land $335,462 Building $993,380 | ||
| 2023 | $8,709.00 | $1,166,000 | $1,166,000 Land $276,567 Building $889,433 |
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 16, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 15 policies |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 15 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 96% of the US · lower than 99.1% of Montana |
|---|---|
| Wildfire Likelihood | 0.02% 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 | BIGFORK COUNTY WATER AND SEWER serves 6,100 people · EPA ID MT0000262 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2025 |
| Lead | 2 ppb (2024–2026) 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.
Source: FCC Broadband Data Collection, based on 122 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Glacier Broadband Fixed Wireless | 1,000 / 1,000 |
5G (outdoors only) and 4G LTE
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