1015 W Porphyry St, Butte, MT 59701 Property Records

Butte-Silver Bow property record for 1015 W Porphyry St, Butte, MT 59701

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,604 sqft · built 1912
Lot Size	0.181 acres (7,884 sqft)
Owner	Individual Name on File
Last Sale	$377,500 (Mar 2012)
Tax Bill	$2,697 (2026)
Deeds & Mortgages	Nov 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R0113863`

Property Details

APN / Parcel Number

Primary APN	`R0113863`
Alternative APNs	`01-1197-14-4-35-17-0000` `0001170300`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,604 sqft Living Area
1st Floor Area	1,062 sqft
Attic	Attic
Attic Area	542 sqft
Basement Area	800 sqft
Finished Basement	800 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1912
Effective Year Built	Effective 1990
Architectural Style	Bungalow
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	7,884 sqft (0.181 acres)
Lot Dimensions	100 ft deep x 79 ft wide
Terrain	Above Road/Slope
Garage Type	Detached
Garage Area	816 sqft
Parking Spaces	3 Parking Spaces
Porch	Slab
Porch Area	232 sqft
Pole Barn	Pole Barn

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	0001170300
Street Address	1015 W PORPHYRY ST
City	BUTTE
State	MT
Zip	59701-2227
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R2
Legal Description	MONTROSE ADD, S14, T03 N, R08 W, BLOCK 9, E 19.4' OF LT 29, ALL 30, 31; WEST END - E 19.4' OF LT 1, ALL LTS 2,3 BLOCK 5
Legal Range	08W
Legal Township	03N
Legal Section	14
Legal Subdivision	MONTROSE ADD
Legal Block	9
Legal Lot Number	1-3,29
Jurisdiction	SILVER BOW MT
Township / Civil Division	BUTTE
Census Block Group	4
Census Block	4028
Census Tract	200

Historic Designation

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.

Owner

1015 W Porphyry St is owned and occupied by an individual who bought it in March 2012.

Source: Butte-Silver Bow records, as of September 4, 2026

Owner of Record	Individual Name on File
Mailing Address	1015 W PORPHYRY ST, BUTTE, MT 59701-2227
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.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 8, 2012 · Amount on File
Deed Sale	Mar 8, 2012 · Amount on File
Prior Sale	Sep 20, 2010 · Amount on File
Deed Document Number	2012649766
Deed Book / Page	356 / 134
Prior Transfer Date	Sep 17, 2010
Prior Transfer Doc	344/310
Record Updated	Oct 29, 2026

November 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SILVER BOW MT
Property Address	1015 W PORPHYRY ST, BUTTE, MT 59701-2227
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	701905
Date	Nov 18, 2019
Instrument	701905

Lender

Name	OPPORTUNITY BANK MONTANA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Dec 1, 2049

Interest

Rate Type	Fixed Rate

Tax Assessment & Valuation

The 2026 property tax bill for 1015 W Porphyry St was $2,697.

Source: Butte-Silver Bow assessment roll, as of September 4, 2026

Property Jurisdictions

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)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$2,697.00	$450,800 (+20.08%)
2025	$2,697.00	$375,424	$450,800 Land $72,404 Building $378,396
2023	$3,430.00	$328,000	$328,000 Land $57,764 Building $270,236

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 1015 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

Wildfire risk around 1015 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	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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