Lewis And Clark County property record for 509 E Dudley St, East Helena, MT 59635
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 894 sqft · built 1980 |
| Lot Size | 0.215 acres (9,365 sqft) |
| Owner | 2 Individual Names on File |
| Flood Zone | Zone X (minimal risk) |
| APN | R0516014 |
| Primary APN | R0516014 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 9 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 894 sqft Living Area |
| 1st Floor Area | 894 sqft |
| Basement Area | 700 sqft |
| Finished Basement | 700 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Split Level |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,365 sqft (0.215 acres) |
| Garage Type | Mixed |
| Garage Area | 720 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Slab |
|---|---|
| Porch Area | 128 sqft |
| Deck Area | 117 sqft |
| Shed | 1 Shed |
| Shed Area | 96 sqft |
| Cooling System | HVAC |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000012917 |
|---|---|
| Street Address | 509 E DUDLEY ST |
| City | EAST HELENA |
| State | MT |
| Zip | 59635 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Description | SYNDICATE ADDN (EAST HELENA), S30, T10 N, R02 W, BLOCK 8, LT W75'OF 3 AKA AMENDED LT B |
| Legal Range | 02W |
| Legal Township | 10N |
| Legal Section | 30 |
| Legal Subdivision | SYNDICATE ADDN (EAST HELENA) |
| Legal Block | 8 |
| Legal Lot Number | B |
| Jurisdiction | LEWIS AND CLARK MT |
| Township / Civil Division | HELENA |
| Census Block Group | 5 |
| Census Block | 5010 |
| Census Tract | 1201 |
509 E Dudley St is owned and occupied by two individuals who acquired it in April 2023.
Source: Lewis And Clark County records, as of September 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 5181, HELENA, MT 59604-5181 |
| Occupancy | Owner Occupied |
| 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 | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 12, 2023 |
| Transfer Doc | 0003410087 |
| 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 | East Helena City |
| Unified School District | East Helena K-12 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | Disabled Person's exemption Veteran's exemption | $355,300 (-) | |
| 2025 | Disabled Person's exemption Veteran's exemption | $355,300 | $355,300 Land $83,960 Building $271,340 |
| 2023 | $306,800 | $306,800 Land $74,406 Building $232,394 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 509 E Dudley St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective April 7, 2024 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
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.
Wildfire risk around 509 E Dudley 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 | CITY OF EAST HELENA serves 2,114 people · EPA ID MT0000196 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2025 |
| Lead | 1 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Nov 2022 |
| Monitoring and Reporting | 1 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 226 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Montana Internet Fixed Wireless | 500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
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