Mackay, Idaho — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Mackay, Custer County.
| City | Mackay |
| State | Idaho (ID) |
| County | Custer |
| Country | United States of America |
| Timezone | Mountain Time (America/Boise) |
| Latitude | 43.91463 |
| Longitude | -113.613355 |
| Population | 602 |
| Density | 320.5 /km² |
| Incorporated | N/A |
Mackay is a locality in Custer County, Idaho, United States. It is a small community with a population of 602. The population density is 320.5 people per km². Mackay is located at 43.9146°N, 113.6134°W. It observes the Mountain Time (America/Boise) timezone. ZIP code: 83251.
Mackay lies cradled by the vast, rugged embrace of the Lost River Range, its presence a quiet assertion against the sweeping expanse of Custer County. It lies 84.8 miles west-north-west of Idaho Falls, ID (from Idaho Falls, ID: bearing 292°T), and is situated 24.8 miles north-west of Arco. The landscape here is a study in stark contrasts, where the ochre hues of the arid sagebrush steppe meet the deepening greens of the higher mountain slopes, a canvas painted with the bold strokes of geological time. Thin, dry air, carrying the faint scent of sun-baked earth and distant pine, often hangs still, but when a breeze stirs, it whispers through the sparse grasses, carrying with it the secrets of the high desert. Above, the sky stretches an immense, unbroken blue, a boundless dome that seems to dwarf the very notion of human endeavor, broken only by the occasional, majestic silhouette of a soaring hawk. For generations, Mackay has drawn its lifeblood from the mineral wealth hidden within those formidable mountains, a legacy etched into the very character of the place. The echoes of past mining booms and busts still resonate, a subtle undercurrent in the unhurried rhythm of daily life. Though the pickaxes may be quieter now, the spirit of resilience, forged in the demanding crucible of the earth, remains. The economy, once dominated by the subterranean pursuit of ore, has diversified, with ranching and a growing appreciation for the wild, untamed beauty of the surrounding lands now playing significant roles. The shimmering quality of the light at dusk, as it casts long shadows and ignites the peaks with an ephemeral glow, speaks to a quiet permanence, a gentle endurance that defines Mackay.
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This page provides an interactive Google map of Mackay, Idaho with street, satellite and terrain views and integrated Street View imagery. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Mackay and Custer County. Coordinates and population data are also included.
Location data for Mackay is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity, not name matching alone — ensuring the correct Mackay is identified even where the name is shared across multiple counties or states.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |