Butte-Silver Bow property record for 641 Sampson St, Butte, MT 59701
| Property Type | Office Building |
|---|---|
| Details | 3,980 sqft · built 1995 |
| Lot Size | 0.461 acres (20,081 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $816 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | R018694 |
| Primary APN | R018694 |
|---|---|
| Alternative APNs |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 3,980 sqft Total Area |
| 1st Floor Area | 2,740 sqft |
| Upper Floors Area | 1,240 sqft |
| Basement Area | 1,102 sqft |
| Finished Basement | 1,102 sqft |
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 20,081 sqft (0.461 acres) |
| Porch | Slab |
| Porch Area | 72 sqft |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000691700 |
|---|---|
| Street Address | 641 SAMPSON ST |
| City | BUTTE |
| State | MT |
| Zip | 59701-3201 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Local Zoning Code | R-2 |
| Legal Description | BELLEVUE ADD, S30, T03 N, R07 W, BLOCK D, LOT 13 - 18 |
| Legal Range | 07W |
| Legal Township | 03N |
| Legal Section | 30 |
| Legal Subdivision | BELLEVUE ADD |
| Legal Block | D |
| Legal Lot Number | 13-18 |
| Jurisdiction | SILVER BOW MT |
| Township / Civil Division | BUTTE |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 600 |
Source: Butte-Silver Bow records, as of September 4, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 1236 HELENA AVE, HELENA, MT 59601-2948 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Butte-Silver Bow assessment roll, as of September 4, 2026
| Type | Name |
|---|---|
| State | Montana |
| County / Consolidated City | Butte-Silver Bow |
| Elementary School District | Butte Elementary School District (PK - 08) |
| Secondary School District | Butte High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $816.00 | $406,711 (-) | |
| 2025 | $816.00 (+5.97%) | $406,711 (+1.16%) | $406,711 (+1.16%) Land $85,431 Building $321,280 |
| 2023 | $770.00 (+0.52%) | $402,065 | $402,065 Land $103,105 Building $298,960 |
| 2022 | $766.00 |
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 May 31, 2022
| 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.
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 | BUTTE SILVERBOW WATER DEPT serves 33,000 people · EPA ID MT0000170 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2025 |
| Lead | 2 ppb (2022–2024) action level 15 ppb |
| Water Quality | Failure to filter resolved · Apr 2012 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 3 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 166 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Visionary Broadband Fixed Wireless | 100 / 20 |
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