Butte-Silver Bow property record for 21 Oneil St, Walkerville, MT 59701
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,279 sqft · built 1900 |
| Lot Size | 0.11 acres (4,792 sqft) |
| Owner | Individual Name on File |
| Last Sale | $161,728 (May 2026) |
| Tax Bill | $1,356 (2026) |
| Deeds & Mortgages | May 2026 Sale & Mortgage Jul 2018 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | R017721 |
| Primary APN | R017721 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 6 Plumbing Fixtures |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 1,279 sqft Living Area |
| 1st Floor Area | 1,066 sqft |
| Attic | Attic |
| Attic Area | 213 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Bungalow |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 4,792 sqft (0.11 acres) |
| Lot Dimensions | 60 ft deep x 80 ft wide |
| Terrain | Above Road/Slope |
| Porch | Slab |
| Porch Area | 110 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000606500 |
|---|---|
| Street Address | 21 ONEIL ST |
| City | BUTTE |
| State | MT |
| Zip | 59701-8437 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LAPLATTE LODE, S12, T03 N, R08 W, BLOCK D, LOT 11, POR LAPLATTA #416 & CROTCH #2740 AKA LOTS 11, 12 BLK D |
| Legal Range | 08W |
| Legal Township | 03N |
| Legal Section | 12 |
| Legal Subdivision | LAPLATTE LODE |
| Legal Block | D |
| Legal Lot Number | 11,12 |
| Jurisdiction | SILVER BOW MT |
| Township / Civil Division | BUTTE |
| Census Block Group | 2 |
| Census Block | 2099 |
| Census Tract | 800 |
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.
21 Oneil St is owned by an individual who bought it in May 2026.
Source: Butte-Silver Bow records, as of September 4, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 210 NULL ST, BUTTE, MT 59701 |
| 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 |
|---|---|
| May 26, 2026 | Warranty Deed, Transfer · Conventional Mortgage GUILD MORTGAGE COMPANY |
| Jul 13, 2018 | Deed of Trust, Mortgage BANK OF BRIDGER NA |
| Aug 2, 2018 | Deed, Transfer SUMMIT VALLEY TITLE COMPANY |
| Feb 2, 2018 | Warranty Deed, Transfer OPPORTUNITY BANK OF MT |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 26, 2026 · Amount on File |
| Deed Sale | May 26, 2026 · Amount on File |
| Prior Sale | Aug 2, 2018 |
| Deed Document Number | 2026749324 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Recording Date | May 26, 2026 |
| Property Address | 21 ONEIL ST, BUTTE, MT 59701-8437 |
| Document Number | 0000749324 |
| Instrument Date | May 22, 2026 |
| Instrument | 2026749324 |
| Transaction Type | Transfer |
| Record Updated | Jun 4, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Estimated Sale Price |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Number | 0000749325, |
|---|---|
| Date | May 26, 2026 |
| Instrument | 2026749325 |
| Name | GUILD MORTGAGE COMPANY |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 1, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6.37% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Property Address | 21 ONEIL ST, WALKERVILLE, MT 59701-8437 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2021 |
| Title Company | MONTANA ABSTRACT & TITLE |
| Name | Verified Name |
|---|
| Document Number | 406/738 |
|---|---|
| Date | Jul 13, 2018 |
| Book Page | 406/738 |
| Instrument | 692704 |
| Name | BANK OF BRIDGER NA |
|---|---|
| Type | Bank |
| Address | BUTTE, MT 59701 |
| Amount | Amount on Record |
|---|
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Recording Date | Aug 2, 2018 |
| Property Address | 21 ONEIL ST, WALKERVILLE, MT 59701-8437 |
| Document Number | 407/311 |
| Book / Page | 407 / 311 |
| Instrument Date | Aug 2, 2018 |
| Instrument | 693106 |
| Transaction Type | Transfer |
| Record Updated | Aug 13, 2021 |
| Title Company | SUMMIT VALLEY TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | SILVER BOW MT |
| Recording Date | Feb 2, 2018 |
| Property Address | 21 ONEIL ST, WALKERVILLE, MT 59701-8437 |
| Document Number | 403/443 |
| Book / Page | 403 / 443 |
| Instrument Date | Feb 1, 2018 |
| Instrument | 689643 |
| Transaction Type | Transfer |
| Record Updated | Aug 13, 2021 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Number | 403/444 |
|---|---|
| Date | Feb 2, 2018 |
| Book Page | 403/444 |
| Instrument | 689644 |
| Name | OPPORTUNITY BANK OF MT |
|---|---|
| Type | Bank |
| Address | BUTTE, MT 59701 |
| Amount | Amount on Record |
|---|---|
| Term | 180 Months |
| Due | Feb 5, 2033 |
| Rate Type | Adjustable Rate |
|---|
The 2026 property tax bill for 21 Oneil St was $1,356.
Source: Butte-Silver Bow assessment roll, as of September 4, 2026
| Type | Name |
|---|---|
| State | Montana |
| County / Consolidated City | Butte-Silver Bow |
| Municipality | Walkerville Town |
| 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 | $1,356.00 | $151,057 (-) | |
| 2025 | $1,356.00 | $151,057 | $151,057 Land $18,807 Building $132,250 |
| 2023 | $1,756.00 | $151,900 | $151,900 Land $14,158 Building $137,742 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21 Oneil 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 21 Oneil 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 225 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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