Custer County property record for 511 Capitol Ave, Mackay, ID 83251
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 372 sqft · built 1945 |
| Owner | 2 Individual Names on File |
| Tax Bill | $581 (2025) |
| APN | RPB0013006002B |
| Primary APN | RPB0013006002B |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 372 sqft Finished Area |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1975 |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Pole Barn | 180 sqft |
| Cooling System | None |
|---|---|
| Heating System | Baseboard |
| Heating Fuel | Electric |
| Street Address | 511 CAPITOL AVE |
|---|---|
| City | MACKAY |
| State | ID |
| Zip | 83251 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BLK 6 LOTS 2 E2 OF LOT 3 MACKAY ORIGINAL |
| Legal Subdivision | MACKAY ORIGINAL |
| Legal Block | 6 |
| Legal Lot Number | 2-3 |
| Jurisdiction | CUSTER ID |
| Township / Civil Division | MACKAY |
| Census Block Group | 4 |
| Census Block | 4107 |
| Census Tract | 960200 |
Source: Custer County records · APN RPB0013006002B
Assessment roll updated January 1, 2025 · Last verified March 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 1040 BERRETT DR, BLACKFOOT, ID 83221-3601 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 02, 2015 |
| Deed Sale | Sep 02, 2015 |
| Record Updated | Jun 08, 2026 |
Source: Custer County records · Assessment roll updated January 1, 2025 · Last verified March 2026
| Type | Name |
|---|---|
| State | Idaho |
| County | Custer County |
| Municipality | Mackay City |
| Unified School District | Mackay Joint School District 182 (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $581.00 (+11.09%) | $83,610 (+1.57%) Land $29,810 Building $53,800 | $83,610 (+1.57%) Land $29,810 Building $53,800 |
| 2024 | $523.00 (+0.38%) | $82,320 (+1.03%) Land $29,810 Building $52,510 | $82,320 (+1.03%) Land $29,810 Building $52,510 |
| 2023 | $521.00 (-0.95%) | $81,480 (+26.64%) Land $29,810 Building $51,670 | $81,480 (+26.64%) Land $29,810 Building $51,670 |
| 2022 | $526.00 | $64,340 Land $25,840 Building $38,500 | $64,340 Land $25,840 Building $38,500 |
Source: FEMA National Flood Hazard Layer · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 |
| 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 |
| Adjoins Burnable Land | Yes |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Albion Telephone Company Fiber | 1,000 / 1,000 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
Based on FCC filings for 250 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF MACKAY serves 566 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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