Butte-Silver Bow property record for 521 W Copper St, Butte, MT 59701
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,238 sqft · built 1900 |
| Lot Size | 0.067 acres (2,919 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $743 (2026) |
| Deeds & Mortgages | Aug 2021 Sale Aug 2019 Foreclosure |
| Flood Zone | Zone X (minimal risk) |
| APN | R019291 |
| Primary APN | R019291 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 6 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,238 sqft Living Area |
| 1st Floor Area | 1,238 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Historical |
| Exterior Material | Brick |
| Construction Type | Masonry / Concrete Block |
| Foundation Type | Concrete |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 2,919 sqft (0.067 acres) |
| Lot Dimensions | 97 ft deep x 30 ft wide |
| Porch | Slab |
| Porch Area | 200 sqft |
| Shed | 1 Shed |
| Cooling System | HVAC |
|---|---|
| Heating System | Floor/Wall Furnace |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000754900 |
|---|---|
| Street Address | 521 W COPPER ST |
| City | BUTTE |
| State | MT |
| Zip | 59701-9134 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-2 |
| Legal Description | GAGNON ADD, S13, T03 N, R08 W, BLOCK 6, LOT 34 |
| Legal Range | 08W |
| Legal Township | 03N |
| Legal Section | 13 |
| Legal Subdivision | GAGNON ADD |
| Legal Block | 6 |
| Legal Lot Number | 34 |
| Jurisdiction | SILVER BOW MT |
| Township / Civil Division | BUTTE |
| Census Block Group | 1 |
| Census Block | 1001 |
| 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.
521 W Copper St is owned by two individuals who acquired it in August 2021.
Source: Butte-Silver Bow records, as of October 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 122 1/2 N IDAHO ST, BUTTE, MT 59701-9238 |
| 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.
| Date | Document |
|---|---|
| Aug 5, 2021 | Deed, Transfer |
| Aug 16, 2019 | Public Action, Foreclosure |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 5, 2021 |
| Deed Sale | Aug 5, 2021 |
| Prior Sale | Aug 16, 2019 · Amount on File |
| Deed Document Number | 2021715878 |
| Prior Transfer Date | Aug 14, 2019 |
| Prior Transfer Doc | 0000700055 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Recording Date | Aug 5, 2021 |
| Property Address | 521 W COPPER ST, BUTTE, MT 59701-9134 |
| Document Number | 0000715878 |
| Instrument Date | Aug 4, 2021 |
| Instrument | 715878 |
| Transaction Type | Transfer |
| Record Updated | Aug 17, 2022 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 122 1 2 N IDAHO ST, BUTTE, MT 59701 |
| Document Type | Public Action |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Recording Date | Aug 16, 2019 |
| Property Address | 521 W COPPER ST, BUTTE, MT 59701-9134 |
| Document Number | 0000700055 |
| Instrument Date | Aug 14, 2019 |
| Instrument | 700055 |
| Transaction Type | Foreclosure |
| Record Updated | Aug 17, 2022 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|---|
| Address | PO BOX 611, BUTTE, MT 59703-0611 |
| Name | Verified Name |
|---|---|
| Address | PO BOX 611, BUTTE, MT 59703-0611 |
The 2026 property tax bill for 521 W Copper St was $743.
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 | $743.00 | $100,111 (+15.47%) | |
| 2025 | $743.00 | $86,701 | $100,111 Land $16,671 Building $83,440 |
| 2023 | $927.00 | $78,978 | $78,978 Land $17,438 Building $61,540 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 521 W Copper 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 521 W Copper 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 | 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 843 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Visionary Broadband Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Fatbeam.
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