Lewis And Clark County property record for 645 Logan St, Helena, MT 59601
| Property Type | Triplex |
|---|---|
| Details | 3 bd · 6 ba · 2,449 sqft · built 1870 |
| Lot Size | 0.291 acres (12,676 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $4,794 (2026) |
| Deeds & Mortgages | Aug 2026 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | R056337 |
| Primary APN | R056337 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 6 Baths |
| Units | 3 Units |
| Stories | 1 Story |
| Building Area | 2,449 sqft Total Area |
| 1st Floor Area | 2,012 sqft |
| Attic | Attic |
| Attic Area | 437 sqft |
| Basement Area | 1,260 sqft |
| Finished Basement | 1,260 sqft |
| Year Built | Built 1870 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Triplex |
| Exterior Material | Brick |
| Construction Type | Wood |
| Lot Area | 12,676 sqft (0.291 acres) |
| Garage Type | Detached |
| Garage Area | 4,150 sqft |
| Parking Spaces | 14 Parking Spaces |
| Porch | Slab |
|---|---|
| Porch Area | 202 sqft |
| Patio Area | 124 sqft |
| Utility Building | 1,024 sqft |
| Heating System | HVAC |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000004593 |
|---|---|
| Street Address | 645 LOGAN ST |
| City | HELENA |
| State | MT |
| Zip | 59601-3659 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Legal Description | CENTRAL ADDN NO 1, S30, T10 N, R03 W, BLOCK 11, LT 18, 19,20,21,N1/2 OF 22 |
| Legal Range | 03W |
| Legal Township | 10N |
| Legal Section | 30 |
| Legal Subdivision | CENTRAL ADDN NO 1 |
| Legal Block | 11 |
| Legal Lot Number | 18-21 |
| Jurisdiction | LEWIS AND CLARK MT |
| Township / Civil Division | HELENA |
| Census Block Group | 4 |
| Census Block | 4062 |
| Census Tract | 900 |
645 Logan St, a triplex, is owner-occupied and held in a trust since July 2026.
Source: Lewis And Clark County records, as of September 11, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 645 LOGAN ST, HELENA, MT 59601-3659 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
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 | Jul 30, 2026 |
| Transfer Doc | 0003453630 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LEWIS AND CLARK MT |
| Recording Date | Aug 11, 2026 |
| Property Address | 645 LOGAN ST, HELENA, MT 59601-3659 |
| Document Number | 0003453630 |
| Book / Page | 65 / 6883 |
| Instrument Date | Jul 30, 2026 |
| Instrument | 20263453630 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
The 2026 property tax bill for 645 Logan St was $4,794, up 43.2% from the year before.
Source: Lewis And Clark County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Lewis And Clark County |
| Municipality | Helena City |
| Elementary School District | Helena Elementary School District (PK - 08) |
| Secondary School District | Helena High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $4,794.00 (+43.23%) | $560,000 (-) | |
| 2025 | $3,347.00 | $560,000 | $560,000 Land $231,599 Building $328,401 |
| 2023 | $4,814.00 | $399,000 | $399,000 Land $196,802 Building $202,198 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 645 Logan St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective April 7, 2024
| 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 645 Logan 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.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | HELENA WATER SYSTEM serves 32,091 people · EPA ID MT0000241 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2024 |
| Lead | 3 ppb (2022–2024) action level 15 ppb |
| Water Quality | Haloacetic acids resolved · Jan 2023 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 474 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Montana Internet.
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