Blaine County property record for 307 3rd Ave SW, Harlem, MT 59526
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,644 sqft · built 1920 |
| Lot Size | 0.241 acres (10,498 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,930 (2026) |
| Flood Zone | Zone X (moderate risk) |
| APN | R2412354 |
| Primary APN | R2412354 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 8 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,644 sqft Living Area |
| 1st Floor Area | 1,644 sqft |
| Basement Area | 1,084 sqft |
| Unfinished Basement | 1,084 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 10,498 sqft (0.241 acres) |
| Lot Dimensions | 140 ft deep x 75 ft wide |
| Garage Type | Detached |
| Garage Area | 960 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Slab |
| Porch Area | 24 sqft |
| Deck Area | 18 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0000010758 |
|---|---|
| Street Address | 307 3RD AVE SW |
| City | HARLEM |
| State | MT |
| Zip | 59526-9049 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 1 |
| Legal Description | S18, T32 N, R23 E |
| Legal Range | 23E |
| Legal Township | 32N |
| Legal Section | 18 |
| Legal Block | 8 |
| Legal Lot Number | 1-11 |
| Jurisdiction | BLAINE MT |
| Township / Civil Division | HARLEM |
| Census Block Group | 1 |
| Census Block | 1347 |
| Census Tract | 100 |
307 3rd Ave SW, a single family home, is owned by a company.
Source: Blaine County records, as of October 5, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 307 3RD AVE SW, HARLEM, MT 59526-9049 |
| Owner Type | Company |
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 307 3rd Ave SW was $1,930.
Source: Blaine County assessment roll, as of October 5, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Blaine County |
| Municipality | Harlem City |
| Elementary School District | Harlem Elementary School District (PK - 08) |
| Secondary School District | Harlem High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,930.00 | $172,400 | $172,400 Land $8,575 Building $163,825 |
| 2023 | $2,125.00 | $115,300 | $115,300 Land $4,900 Building $110,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 307 3rd Ave SW in Zone X, an area of moderate flood risk, though there have been 2 flood claims nearby since 2011.
Source: FEMA National Flood Hazard Layer, effective November 16, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 2 (2011) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Jun 2011 · Severe Storms And Flooding |
| Claims by Event |
|
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 307 3rd Ave SW 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 HARLEM serves 820 people · EPA ID MT0000239 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2023 |
| Lead | 1 ppb (2016–2018) action level 15 ppb |
| Water Quality | Total trihalomethanes not recorded as resolved · Apr 2026 Haloacetic acids not recorded as resolved · Oct 2024 Failure to filter resolved · Jul 2024 |
|---|---|
| Treatment and Procedure | Coliform assessment Aug 2025 |
| Monitoring and Reporting | 5 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 83 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Triangle Communications Fiber | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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