Lewis And Clark County property record for 402 Dearborn Ave, Helena, MT 59601
| Property Type | Quadplex |
|---|---|
| Details | 4 bd · 4 ba · 3,526 sqft · built 1900 |
| Lot Size | 0.285 acres (12,415 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $9,230 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | R053327 |
| Primary APN | R053327 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 3,526 sqft Total Area |
| 1st Floor Area | 1,690 sqft |
| Upper Floors Area | 1,668 sqft |
| Attic | Attic |
| Attic Area | 168 sqft |
| Basement Area | 1,038 sqft |
| Unfinished Basement | 1,038 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Quadruplex |
| Exterior Material | Brick |
| Construction Type | Wood |
| Lot Area | 12,415 sqft (0.285 acres) |
| Porch | Patio |
| Porch Area | 256 sqft |
| Cooling System | None |
|---|---|
| Heating System | Hot Water |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000002264 |
|---|---|
| Street Address | 402 DEARBORN AVE |
| City | HELENA |
| State | MT |
| Zip | 59601-6193 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | HELENA TOWNSITE 1869, S25, T10 N, R04 W, BLOCK 394, LOT 1-A-1 & LT 2, 12434 SQUARE FEET, COS 3316611 |
| Legal Range | 04W |
| Legal Township | 10N |
| Legal Section | 25 |
| Legal Subdivision | HELENA TOWNSITE 1869 |
| Legal Block | 394 |
| Legal Lot Number | 2,1-A-1 |
| Jurisdiction | LEWIS AND CLARK MT |
| Township / Civil Division | HELENA |
| Census Block Group | 2 |
| Census Block | 2020 |
| Census Tract | 800 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Helena Historic District listed 1972 · 75 contributing resources · NRIS 72000737 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Lewis And Clark County records, as of September 11, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 4323 BALTIMORE AVE, PHILADELPHIA, PA 19104-4413 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
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 | $9,230.00 (+43.79%) | $624,200 (+17.33%) | |
| 2025 | $624,200 (+17.33%) Land $229,501 Building $394,699 | ||
| 2023 | $6,419.00 | $532,000 | $532,000 Land $194,060 Building $337,940 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 87% of Montana |
|---|---|
| Wildfire Likelihood | 0.03% 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 | 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 437 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Montana Internet Fixed Wireless | 500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: TDS Telecom.
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