Butte-Silver Bow property record for 1155 W Porphyry St, Butte, MT 59701
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,768 sqft · built 1912 |
| Lot Size | 0.149 acres (6,490 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $260,000 (Jun 2013) |
| Tax Bill | $4,147 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | R017585 |
| Primary APN | R017585 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,768 sqft Living Area |
| 1st Floor Area | 1,682 sqft |
| Basement Area | 1,300 sqft |
| Finished Basement | 1,300 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1912 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Bungalow |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 6,490 sqft (0.149 acres) |
| Lot Dimensions | 100 ft deep x 65 ft wide |
| Terrain | Above Road/Slope |
| Garage Area | 687 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 480 sqft |
| Deck Area | 270 sqft |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000594000 |
|---|---|
| Street Address | 1155 W PORPHYRY ST |
| City | BUTTE |
| State | MT |
| Zip | 59701-2127 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-1 |
| Legal Description | MONTROSE ADD, S14, T03 N, R08 W, BLOCK 10, LOT 17 - 18 |
| Legal Range | 08W |
| Legal Township | 03N |
| Legal Section | 14 |
| Legal Subdivision | MONTROSE ADD |
| Legal Block | 10 |
| Legal Lot Number | 17,18 |
| Jurisdiction | SILVER BOW MT |
| Township / Civil Division | BUTTE |
| Census Block Group | 4 |
| Census Block | 4027 |
| Census Tract | 200 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Butte-Anaconda Historic District (Additional Documentation) listed 1966 · 6,015 contributing resources · National Historic Landmark (designated 1961) · NRIS 66000438 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
1155 W Porphyry St is owned and occupied by two individuals who bought it in June 2013.
Source: Butte-Silver Bow records, as of September 4, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1155 W PORPHYRY ST, BUTTE, MT 59701-2127 |
| Occupancy | Owner Occupied |
| 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 | Jun 13, 2013 · Amount on File |
| Deed Sale | Jun 13, 2013 · Amount on File |
| Deed Document Number | 2013658943 |
| Deed Book / Page | 367 / 77 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 1155 W Porphyry St was $4,147.
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 | $4,147.00 | $561,300 (-) | |
| 2025 | $4,147.00 | $561,300 | $561,300 Land $61,342 Building $499,958 |
| 2023 | $4,619.00 | $461,800 | $461,800 Land $51,893 Building $409,907 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1155 W Porphyry St in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 1155 W Porphyry 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 | Indirect within 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 459 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Visionary Broadband Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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