Jefferson County property record for 105 S Adams St, Boulder, MT 59632
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,348 sqft · built 1900 |
| Lot Size | 0.275 acres (11,979 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $201,900 (Mar 2020) |
| Tax Bill | $1,652 (2026) |
| Deeds & Mortgages | Mar 2022 Mortgage Feb 2020 Line of Credit + 1 more |
| APN | R514812 |
| Primary APN | R514812 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 7 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,348 sqft Living Area |
| 1st Floor Area | 1,036 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Historical |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 11,979 sqft (0.275 acres) |
| Lot Dimensions | 158 ft deep x 100 ft wide |
| Garage Type | Detached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 84 sqft |
| Deck Area | 48 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000002002 |
|---|---|
| Street Address | 105 S ADAMS ST |
| City | BOULDER |
| State | MT |
| Zip | 59632-7805 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BOULDER ORIGINAL TOWNSITE, S29, T06 N, R04 W, BLOCK 022, LOT 01A, ACRES 0, AMENDED PLAT BOULDER TOWNSITE BLK 22 LOT 1A |
| Legal Range | 04W |
| Legal Township | 06N |
| Legal Section | 29 |
| Legal Subdivision | BOULDER ORIGINAL TOWNSITE |
| Legal Block | 22 |
| Legal Lot Number | 1A |
| Jurisdiction | JEFFERSON MT |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3066 |
| Census Tract | 962202 |
105 S Adams St is owned by two individuals who bought it in March 2020.
Source: Jefferson County records, as of September 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 587, BOULDER, MT 59632-0587 |
| 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 |
|---|---|
| Mar 2, 2022 | Deed of Trust, Mortgage · Conventional Mortgage VALLEY BANK OF HELENA |
| Feb 26, 2020 | Deed of Trust, Mortgage · Line of Credit OPPORTUNITY BANK OF MT |
| Mar 19, 2020 | Warranty Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 19, 2020 · Amount on File |
| Deed Sale | Mar 19, 2020 · Amount on File |
| Deed Document Number | 2020272985 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | JEFFERSON MT |
| Property Address | 105 S ADAMS ST, BOULDER, MT 59632 |
| Transaction Type | Mortgage |
| Record Updated | Mar 21, 2022 |
| Title Company | ROCKY MOUNTAIN TITLE, ROCKY MOUNTAIN TTL GUARANTY |
| Name | Verified Name |
|---|
| Document Number | 0000281907 |
|---|---|
| Date | Mar 2, 2022 |
| Instrument | 281907 |
| Name | VALLEY BANK OF HELENA |
|---|---|
| Type | Bank |
| Address | HELENA, MT 59601 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | JEFFERSON MT |
| Property Address | 105 S ADAMS ST, BOULDER, MT 59632 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | ROCKY MTN TTL & INSURED CLOS |
| Name | Verified Name |
|---|
| Document Number | 272796 |
|---|---|
| Date | Feb 26, 2020 |
| Instrument | 272796 |
| Name | OPPORTUNITY BANK OF MT |
|---|---|
| Type | Bank |
| Address | HELENA, MT 59604 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 12 Months |
| Due | Feb 20, 2021 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | JEFFERSON MT |
| Recording Date | Mar 19, 2020 |
| Property Address | 105 S ADAMS ST, BOULDER, MT 59632 |
| Document Number | 272985 |
| Map Reference | FO 739A |
| Instrument Date | Mar 17, 2020 |
| Instrument | 272985 |
| Transaction Type | Transfer |
| Record Updated | Aug 9, 2021 |
| Title Company | ROCKY MOUNTAIN TITLE AND INSURED CLOSING, ROCKY MOUNTAIN TTL & INSURED |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | PO BOX 632, BOULDER, MT 59632-0632 |
| Document Number | 272986 |
|---|---|
| Date | Mar 19, 2020 |
| Instrument | 272986 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2050 |
The 2026 property tax bill for 105 S Adams St was $1,652, down 11.9% from the year before.
Source: Jefferson County assessment roll, as of September 8, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Jefferson County |
| Municipality | Boulder City |
| Elementary School District | Boulder Elementary School District (PK - 08) |
| Secondary School District | Jefferson High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,652.00 (-11.94%) | $311,500 (-) | |
| 2025 | $1,876.00 | $311,500 | $311,500 Land $41,311 Building $270,189 |
| 2023 | $2,193.00 | $234,700 | $234,700 Land $44,483 Building $190,217 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 105 S Adams St; 2 flood insurance policies are in force nearby.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 2 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 105 S Adams St is low, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · lower than 88% of Montana |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | CITY OF BOULDER serves 1,400 people · EPA ID MT0000158 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | Failure to filter resolved · Jul 2022 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 7 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 187 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Montana Internet Fixed Wireless | 500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
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