Custer County property record for 556 E White Knob St, Mackay, ID 83251
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,154 sqft · built 1994 |
| Lot Size | 1.05 acres (46,174 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,195 (2025) |
| APN | RP07N24E287842 |
| Primary APN | RP07N24E287842 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 2,154 sqft Finished Area |
| Year Built | Built 1994 |
|---|---|
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 46,174 sqft (1.05 acres) |
| Garage Area | 900 sqft |
| Quonset Hut | 2,440 sqft |
| Cooling System | None |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Electric |
| Street Address | 556 E WHITE KNOB ST |
|---|---|
| City | MACKAY |
| State | ID |
| Zip | 83251-7777 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 20-15 SEC 28 T7N R24E |
| Legal Tract | 20 |
| Jurisdiction | CUSTER ID |
| Township / Civil Division | MACKAY |
| Census Block Group | 4 |
| Census Block | 4069 |
| Census Tract | 960200 |
556 E White Knob St is owned by two individuals who acquired it in April 2020.
Source: Custer County records, as of March 4, 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 | 2 Individual Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | PO BOX 458, MACKAY, ID 83251-0458 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 7, 2020 |
| Deed Sale | Apr 7, 2020 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 556 E White Knob St was $1,195, up 3.3% from the year before.
Source: Custer County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Idaho |
| County | Custer County |
| Unified School District | Mackay Joint School District 182 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,195.00 (+3.28%) | $372,660 (+0.97%) Land $45,780 Building $326,880 | $372,660 (+0.97%) Land $45,780 Building $326,880 |
| 2024 | $1,157.00 (+9.05%) | $369,080 (+1.36%) Land $45,780 Building $323,300 | $369,080 (+1.36%) Land $45,780 Building $323,300 |
| 2023 | $1,061.00 (+4.12%) | $364,140 (+32.68%) Land $45,780 Building $318,360 | $364,140 (+32.68%) Land $45,780 Building $318,360 |
| 2022 | $1,019.00 | $274,450 Land $35,780 Building $238,670 | $274,450 Land $35,780 Building $238,670 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 556 E White Knob St; there have been 1 flood claim nearby since 1997.
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.
Wildfire risk around 556 E White Knob St is low, with a 0.02% 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 95% of Idaho |
|---|---|
| Wildfire Likelihood | 0.02% 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: FCC Broadband Data Collection, based on 22 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ATC Communications Fiber | 1,000 / 1,000 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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