Custer County property record for 504 Elm St, Mackay, ID 83251
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,168 sqft · built 1935 |
| Owner | Trust Name on File |
| Tax Bill | $837 (2025) |
| APN | RPB00130150120 |
| Primary APN | RPB00130150120 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,168 sqft Finished Area |
| Fireplace | Fireplace |
| Year Built | Built 1935 |
|---|---|
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Shed | 1 Shed |
| Shed Area | 336 sqft |
| Pole Barn | 144 sqft |
| Cooling System | None |
|---|---|
| Heating System | Floor/Wall Furnace |
| Heating Fuel | Gas |
| Street Address | 504 ELM ST |
|---|---|
| City | MACKAY |
| State | ID |
| Zip | 83251-7704 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BLK 15 LOT 12 MACKAY ORIGINAL |
| Legal Subdivision | MACKAY ORIGINAL |
| Legal Block | 15 |
| Legal Lot Number | 12 |
| Jurisdiction | CUSTER ID |
| Township / Civil Division | MACKAY |
| Census Block Group | 4 |
| Census Block | 4108 |
| Census Tract | 960200 |
504 Elm St is held in a trust since October 2015.
Source: Custer County records, as of March 4, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | PO BOX 324, MACKAY, ID 83251-0324 |
| Owner Type | Company |
| Vesting | Trust |
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 |
|---|---|
| Last Sale | Oct 26, 2015 |
| Deed Sale | Oct 26, 2015 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 504 Elm St was $837, up 1% from the year before.
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 | $837.00 (+9.99%) | $267,960 (+2.32%) Land $23,440 Building $244,520 | $267,960 (+2.32%) Land $23,440 Building $244,520 |
| 2024 | $761.00 (+11.91%) | $261,890 (+1.57%) Land $23,440 Building $238,450 | $261,890 (+1.57%) Land $23,440 Building $238,450 |
| 2023 | $680.00 (-13.92%) | $257,850 (+32.5%) Land $23,440 Building $234,410 | $257,850 (+32.5%) Land $23,440 Building $234,410 |
| 2022 | $790.00 | $194,610 Land $20,310 Building $174,300 | $194,610 Land $20,310 Building $174,300 |
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 504 Elm 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 504 Elm 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 95% of Idaho |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within 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 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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