Carbon County property record for 423 W River St, Fromberg, MT 59029
| Property Type | Residential |
|---|---|
| Details | 3 bd · 1 ba · 2,067 sqft · built 1976 |
| Lot Size | 0.932 acres (40,598 sqft) |
| Owner | Individual Name on File |
| Last Sale | $66,300 (Apr 2009) |
| Tax Bill | $416 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | R1016798 |
| Primary APN | R1016798 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,067 sqft Living Area |
| 1st Floor Area | 2,067 sqft |
| Basement Area | 1,521 sqft |
| Unfinished Basement | 1,521 sqft |
| Family Room | Family Room |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1976 |
| Architectural Style | Historical |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 40,598 sqft (0.932 acres) |
| Shed | 1 Shed |
| Shed Area | 594 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0004007100 |
|---|---|
| Street Address | 423 W RIVER ST |
| City | FROMBERG |
| State | MT |
| Zip | 59029-7724 |
| Property Category | Residential |
| Property Type | Residential > Specialized > Other |
| Local Zoning Code | 1 |
| Legal Description | FROMBERG DUDLEY ADDN, S17, T05 S, R23 E, FROMBERG DUDLEY ADDN ALL BLK 5 |
| Legal Range | 23E |
| Legal Township | 05S |
| Legal Section | 17 |
| Legal Subdivision | FROMBERG DUDLEY ADDN |
| Legal Block | 5 |
| Jurisdiction | CARBON MT |
| Township / Civil Division | FROMBERG-BRIDGER |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 200 |
423 W River St, a residential property, is owned by an individual who bought it in April 2009.
Source: Carbon County records, as of October 1, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 310, FROMBERG, MT 59029-0310 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 2, 2009 · Amount on File |
| Deed Sale | Apr 2, 2009 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 423 W River St was $416.
Source: Carbon County assessment roll, as of October 1, 2026
| Type | Name |
|---|---|
| State | Montana |
| County | Carbon County |
| Municipality | Fromberg Town |
| Unified School District | Fromberg K-12 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $416.00 | $87,269 (-) | $87,269 (-) Land $65,099 Building $22,170 |
| 2025 | $416.00 | $87,269 | $87,269 Land $65,099 Building $22,170 |
| 2023 | $1,143.00 | $153,000 | $153,000 Land $36,197 Building $116,803 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 423 W River St in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1981.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 5 (1981–2022) |
| Claims Outside the SFHA | 2 of 5 |
| Most Recent Claim | Jun 2022 · Severe Storm 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 423 W River St is moderate, ranking above 56% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 56% of the US · lower than 68% of Montana |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | TOWN OF FROMBERG serves 498 people · EPA ID MT0000222 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | 5 ppb (2019) action level 15 ppb |
| Water Quality | E. coli resolved · Jun 2022 |
|---|---|
| Treatment and Procedure | Coliform assessment Mar 2022 |
| Monitoring and Reporting | 9 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 147 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TCT Internet Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Wisp West Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
5G (outdoors only) and 4G LTE
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