Jefferson County property record for 126 S Main St, Boulder, MT 59632
| Property Type | Post Office |
|---|---|
| Details | 2,560 sqft · built 1974 |
| Lot Size | 0.517 acres (22,521 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $276 (2025) |
| APN | R515371 |
| Primary APN | R515371 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 2,560 sqft Total Area |
| 1st Floor Area | 2,560 sqft |
| Fire Sprinklers | Fire Sprinklers |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Exterior Material | Brick |
| Construction Type | Wood |
| Lot Area | 22,521 sqft (0.517 acres) |
| Lot Dimensions | 150 ft deep x 150 ft wide |
| View / Lot | Major Street/Thoroughfare |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000002389 |
|---|---|
| Street Address | 126 S MAIN ST |
| City | BOULDER |
| State | MT |
| Zip | 59632 |
| Property Category | Public Works |
| Property Type | Public Works > Post Office |
| Legal Description | BOULDER ORIGINAL TOWNSITE, S33, T06 N, R04 W, BLOCK 18, LOT 15 - 23 |
| Legal Range | 04W |
| Legal Township | 06N |
| Legal Section | 33 |
| Legal Subdivision | BOULDER ORIGINAL TOWNSITE |
| Legal Block | 18 |
| Legal Lot Number | 15-23 |
| Jurisdiction | JEFFERSON MT |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3075 |
| Census Tract | 962202 |
Source: Jefferson County records · APN R515371
Assessment roll updated September 22, 2025 · Last verified April 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | PO BOX 9998, BOULDER, MT 59632 |
| Owner Type | Company |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Jun 08, 2026 |
Source: Jefferson County records · Assessment roll updated September 22, 2025 · Last verified April 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) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $276.00 (+18.97%) | $446,666 (+44.54%) | $446,666 (+44.54%) Land $99,696 Building $346,970 |
| 2023 | $232.00 | $309,025 | $309,025 Land $59,565 Building $249,460 |
| 2022 | $232.00 |
Source: FEMA National Flood Hazard Layer · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 2 in force |
| Wildfire Risk | Low lower than 80% of the US · lower than 93% of Montana |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect within ember reach |
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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Montana Internet Fixed Wireless · Fiber in parts of the area | 500 / 50 |
| Starlink Satellite | 280 / 30 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 75 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF BOULDER serves 1,400 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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