Custer County property record for 314 E White Knob St, Mackay, ID 83251
| Property Type | Single Family Home |
|---|---|
| Details | 960 sqft · built 1995 |
| Lot Size | 0.289 acres (12,632 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $492 (2025) |
| APN | RPB00210001150 |
| Primary APN | RPB00210001150 |
|---|
| Building Area | 960 sqft Base Area |
|---|
| Year Built | Built 1995 |
|---|---|
| Lot Area | 12,632 sqft (0.289 acres) |
| Garage Type | Detached |
| Garage Area | 960 sqft |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 314 E WHITE KNOB ST |
|---|---|
| City | MACKAY |
| State | ID |
| Zip | 83251-1003 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 436 MACKAY ACREAGE |
| Legal Subdivision | MACKAY ACREAGE |
| Legal Tract | 436 |
| Jurisdiction | CUSTER ID |
| Township / Civil Division | MACKAY |
| Census Block Group | 4 |
| Census Block | 4292 |
| Census Tract | 960200 |
Source: Custer County records, as of March 4, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 5395 OLD CHILLY RD, MACKAY, ID 83251-4412 |
| Owner Type | Company, Secondary Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 11, 2019 |
| Deed Sale | Feb 11, 2019 |
| Record Updated | Jun 8, 2026 |
Source: Custer County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Idaho |
| County | Custer County |
| Municipality | Mackay City |
| Unified School District | Mackay Joint School District 182 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $492.00 (+19.42%) | $68,120 (-) Land $34,700 Building $33,420 | $68,120 (-) Land $34,700 Building $33,420 |
| 2024 | $412.00 (-0.72%) | $68,120 (-) Land $34,700 Building $33,420 | $68,120 (-) Land $34,700 Building $33,420 |
| 2023 | $415.00 (-3.26%) | $68,120 (+23.56%) Land $34,700 Building $33,420 | $68,120 (+23.56%) Land $34,700 Building $33,420 |
| 2022 | $429.00 | $55,130 Land $30,070 Building $25,060 | $55,130 Land $30,070 Building $25,060 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 1 (1997) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jun 1997 · Severe Storms, Snowmelt, Land/mud Slides, Flooding |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 95% of Idaho |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Direct burnable vegetation |
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 MACKAY serves 566 people · EPA ID ID7190032 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 250 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ATC Communications Fiber | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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