Lewis And Clark County property record for 420 9th Ave, Helena, MT 59601
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,594 sqft · built 1952 |
| Lot Size | 0.165 acres (7,187 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $431,775 (Oct 2024) |
| Tax Bill | $2,953 (2026) |
| Flood Zone | Zone D (undetermined) |
| APN | R056983 |
| Primary APN | R056983 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 9 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,594 sqft Living Area |
| 1st Floor Area | 1,594 sqft |
| Basement Area | 420 sqft |
| Finished Basement | 420 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,187 sqft (0.165 acres) |
| Garage Area | 493 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Porch Area | 223 sqft |
| Deck Area | 220 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000005116 |
|---|---|
| Street Address | 420 9TH AVE |
| City | HELENA |
| State | MT |
| Zip | 59601-3721 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Description | HELENA TOWNSITE 1869, S30, T10 N, R03 W, BLOCK 437, S 20' LT 8, PT LTS 9 THRU 12, LESS 9TH AVE HOBACK & CANNON BLK 614, PT |
| Legal Range | 03W |
| Legal Township | 10N |
| Legal Section | 30 |
| Legal Subdivision | HELENA TOWNSITE 1869 |
| Legal Block | 437 |
| Legal Lot Number | 1-3 |
| Jurisdiction | LEWIS AND CLARK MT |
| Township / Civil Division | HELENA |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 800 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 420 9TH AVE, HELENA, MT 59601-3721 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 25, 2024 · Amount on Record |
| Deed Sale | Oct 25, 2024 · Amount on Record |
| Deed Document Number | 20243429085 |
| Deed Book / Page | 63 / 6741 |
| 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 | $2,953.00 (+11.48%) | $480,300 (+2.08%) | |
| 2025 | $2,649.00 (-30.84%) | $470,500 (+33.89%) | $480,300 (+36.68%) Land $179,983 Building $300,317 |
| 2023 | $3,830.00 | $351,400 | $351,400 Land $116,638 Building $234,762 |
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 D undetermined · not studied |
|---|---|
| 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 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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