Declo
City in Cassia County, Idaho

Declo is a city in Cassia County, Idaho, with 338 residents (2020 Census). It sits at 4,219 ft (1,286 m) above sea level. The nearest town is Rupert, 7.2 miles N.
- 338residents (2020 Census)
- 4,219 ftelevation · 1,286 m
- 0.3 sq miland area · 0.7 km²
- 1,221 / sq mipopulation density
- 83311ZIP code
About Declo
Declo is a city in Cassia County, Idaho, United States. It is part of the Burley, Idaho micropolitan area. The population was 338 at the time of the 2020 Census, down from 343 in 2010.
Text: Wikipedia · CC BY-SA 4.0
Declo weather: 7-day forecast
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Source: National Weather Service (NOAA).
Nearest webcams to Declo
There are no webcams in Declo itself. These are the closest, 43 miles away or more.
Webcams: Windy.com
Living in Declo
- Median household income
- $46,782
- Median home value
- $235,700
- Median rent
- $1,089/mo
- Median age
- 38.1
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Map of Declo
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Declo Street View
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Open in Google Maps ›Declo, ID population
Declo had 338 residents in the 2020 Census.
| 2020 Census | 338 |
|---|---|
| Density | 1,221 per sq mi (471 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Declo at a glance
| State | Idaho (ID) |
|---|---|
| County | Cassia County |
| Type | City |
| Population | 338 (2020) |
| Land area | 0.28 sq mi (0.7 km²) |
| Elevation | 4,219 ft (1,286 m) |
| Coordinates | 42.5196° N, 113.6287° W |
| ZIP code | 83311 |
| Census code (GEOID) | 1620980 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Declo
- Rupert7.2 mi N
- Heyburn7.3 mi W
- Albion8.0 mi S
- Burley8.4 mi W
- Paul9.9 mi NW
- Acequia10.4 mi N
- Minidoka17.7 mi NE
- Malta19.7 mi SE
- Oakley23.2 mi SW
- Hazelton26.4 mi W
- Murtaugh27.2 mi W
- Eden30.1 mi W
Straight-line distance between town centers.
Frequently asked questions about Declo
What county is Declo in?
Declo is in Cassia County, Idaho.
What is the population of Declo, ID?
338 people lived in Declo at the 2020 Census.
What is the ZIP code of Declo, ID?
The ZIP code of Declo is 83311.
What is the elevation of Declo?
4,219 feet (1,286 m) above sea level.
What towns are near Declo?
Rupert (7.2 mi), Heyburn (7.3 mi), Albion (8.0 mi), Burley (8.4 mi), Paul (9.9 mi).
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