Mackay
City in Custer County, Idaho

Mackay is a city in Custer County, Idaho, with 439 residents (2020 Census). It sits at 5,906 ft (1,800 m) above sea level. The nearest town is Lost River, 15.5 miles S.
- 439residents (2020 Census)
- 5,906 ftelevation · 1,800 m
- 0.9 sq miland area · 2.2 km²
- 507 / sq mipopulation density
About Mackay
Mackay (pronounced ) is a town in Custer County, Idaho, United States. The population was 439 at the 2020 census. The town is pronounced "Mackie" with the accent on the first syllable.
Text: Wikipedia · CC BY-SA 4.0
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Living in Mackay
- Median household income
- $43,897
- Median home value
- $279,500
- Median age
- 61.7
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Map of Mackay
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Open in Google Maps ›Mackay, ID population
Mackay had 439 residents in the 2020 Census.
| 2020 Census | 439 |
|---|---|
| Density | 507 per sq mi (196 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Mackay at a glance
| State | Idaho (ID) |
|---|---|
| County | Custer County |
| Type | City |
| Population | 439 (2020) |
| Land area | 0.87 sq mi (2.2 km²) |
| Elevation | 5,906 ft (1,800 m) |
| Coordinates | 43.9120° N, 113.6127° W |
| Official website | mackayidaho-city.com |
| Census code (GEOID) | 1649240 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Mackay
- Lost River15.5 mi S
- Moore17.3 mi SE
- Arco24.8 mi SE
- Butte City28.1 mi SE
- Sun Valley39.3 mi SW
- Ketchum41.1 mi SW
- Hailey44.0 mi SW
- Bellevue44.4 mi SW
- Carey44.6 mi S
- Clayton45.1 mi NW
- Gannett47.6 mi SW
Straight-line distance between town centers.
Frequently asked questions about Mackay
What county is Mackay in?
Mackay is in Custer County, Idaho.
What is the population of Mackay, ID?
439 people lived in Mackay at the 2020 Census.
What is the elevation of Mackay?
5,906 feet (1,800 m) above sea level.
What towns are near Mackay?
Lost River (15.5 mi), Moore (17.3 mi), Arco (24.8 mi), Butte City (28.1 mi), Sun Valley (39.3 mi).
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