Lewis And Clark County property record for 25 12th Ave, Helena, MT 59601
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 4 ba · 2,554 sqft · built 1920 |
| Lot Size | 0.067 acres (2,919 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,685 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | R059323 |
| Primary APN | R059323 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,554 sqft Total Area |
| 1st Floor Area | 2,052 sqft |
| Attic | Attic |
| Attic Area | 502 sqft |
| Basement Area | 1,254 sqft |
| Finished Basement | 1,012 sqft |
| Unfinished Basement | 1,254 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Duplex Single |
| Exterior Material | Brick/Stone |
| Construction Type | Wood |
| Lot Area | 2,919 sqft (0.067 acres) |
| Porch | Enclosed Porch |
| Patio Area | 242 sqft |
| Cooling System | None |
|---|---|
| Heating System | Hot Water |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000006960 |
|---|---|
| Street Address | 25 12TH AVE |
| City | HELENA |
| State | MT |
| Zip | 59601-3640 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | CENTRAL ADDN NO 1, S30, T10 N, R03 W, BLOCK 6, LOT 13, W59' LT 13 W59' N18' LT 14 |
| Legal Range | 03W |
| Legal Township | 10N |
| Legal Section | 30 |
| Legal Subdivision | CENTRAL ADDN NO 1 |
| Legal Block | 6 |
| Legal Lot Number | 13,14 |
| Jurisdiction | LEWIS AND CLARK MT |
| Township / Civil Division | HELENA |
| Census Block Group | 4 |
| Census Block | 4057 |
| Census Tract | 900 |
25 12th Ave, a duplex, is owned by an individual.
Source: Lewis And Clark County records, as of September 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 398, HELENA, MT 59624-0398 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 25 12th Ave was $3,685.
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 | $3,685.00 | $430,400 | |
| 2025 | $430,400 Land $139,603 Building $290,797 | ||
| 2023 | $3,664.00 | $303,700 | $303,700 Land $76,574 Building $227,126 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 25 12th Ave 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 25 12th Ave 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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures