Butte-Silver Bow property record for 1820 Porter Ave, Butte, MT 59701
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,592 sqft · built 1967 |
| Lot Size | 0.241 acres (10,498 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $3,105 (2026) |
| Deeds & Mortgages | Aug 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | R019745 |
| Primary APN | R019745 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 9 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,592 sqft Living Area |
| 1st Floor Area | 2,592 sqft |
| Basement Area | 2,400 sqft |
| Unfinished Basement | 2,360 sqft |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 10,498 sqft (0.241 acres) |
| Lot Dimensions | 100 ft deep x 105 ft wide |
| Garage Type | Detached |
| Garage Area | 624 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
|---|---|
| Porch Area | 378 sqft |
| Deck Area | 648 sqft |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000793000 |
|---|---|
| Street Address | 1820 PORTER AVE |
| City | BUTTE |
| State | MT |
| Zip | 59701-5746 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | DALY ADD, S20, T03 N, R07 W, BLOCK 40, S2 LT 9, ALL LTS 10-12 |
| Legal Range | 07W |
| Legal Township | 03N |
| Legal Section | 20 |
| Legal Subdivision | DALY ADD |
| Legal Block | 40 |
| Legal Lot Number | 9-12 |
| Jurisdiction | SILVER BOW MT |
| Township / Civil Division | BUTTE |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 400 |
1820 Porter Ave is owned and occupied by two individuals who acquired it in February 2012.
Source: Butte-Silver Bow records, as of September 4, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1820 PORTER AVE, BUTTE, MT 59701-5746 |
| 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 Transfer Date | Feb 17, 2012 |
| Transfer Doc | 355/626 |
| Record Updated | Oct 29, 2026 |
| Document Type | Transfer on Death Deed |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Recording Date | Aug 16, 2023 |
| Property Address | 1820 PORTER AVE, BUTTE, MT 59701-5746 |
| Document Number | 0000730929 |
| Instrument Date | Aug 15, 2023 |
| Instrument | 730929 |
| Transaction Type | Transfer |
| Record Updated | Oct 17, 2023 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 1820 PORTER AVE, BUTTE, MT 59701-5746 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
The 2026 property tax bill for 1820 Porter Ave was $3,105.
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 | $3,105.00 | $438,300 (-) | |
| 2025 | $3,105.00 | $438,300 | $438,300 Land $69,226 Building $369,074 |
| 2023 | $3,387.00 | $326,000 | $326,000 Land $38,131 Building $287,869 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1820 Porter Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 31, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 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.
Wildfire risk around 1820 Porter Ave 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 615 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Visionary Broadband Fixed Wireless | 100 / 20 |
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