Declo, Idaho
Declo: City in Cassia County, Idaho, United States
About
Declo is a city located in the county of Cassia in the U.S. state of Idaho. Its population at the 2010 census was 343 and a population density of 478 people per km². After 9 years in 2019 city had an estimated population of 369 inhabitants.
Quick Facts about Declo
| Population : | 369 (2019) |
| Country : | United States of America |
| State : | Idaho (United States) |
| County : | Cassia County |
| Postal code : | 83323 |
| Phone Area Codes : | 208 |
| Area : | 0.72 km2 |
| Altitude : | 4,219 feet / 1286 meters |
| Time Zone : | America/Boise |
| Local time : | 12:26:49 (5th December 2025) |
| Density : | 515 Pop. per km² as of 2019 |
| Population growth : | 7.05% (2010-2019) |
Geography
Declo is located at 42°31'6"N 113°37'41"W (42.5182400, -113.6280600).
Declo map
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Demographics
The population of Declo increased by 7.05% in 9 years.
| Year | Population | % Change | Method |
| 2010 | 343 | - | census |
| 2011 | 352 | 2.56% | estimation process |
| 2012 | 356 | 1.12% | estimation process |
| 2013 | 358 | 0.56% | estimation process |
| 2014 | 361 | 0.83% | estimation process |
| 2015 | 362 | 0.28% | estimation process |
| 2016 | 360 | -0.56% | estimation process |
| 2017 | 365 | 1.37% | estimation process |
| 2018 | 367 | 0.54% | estimation process |
| 2019 | 369 | 0.54% | estimation process |
Demographic Facts
| Estimated population as of July 1, 2019 : | 41,058 |
| Based on demographic estimates as of April 1, 2010 : | 40,714 |
| Based on demographic estimates as of 1 April 2010 : | 0.8% |
| April 1, 2020 Population : | 41,999 |
| April 1, 2010 Population : | 40,684 |
| People under 5 years old, percentage : | 6.6% |
| People under 18 years old, percentage : | 21.8% |
| People over 65 (%) : | 13.3% |
| Female persons, % : | 48.5% |
| White only, percent : | 66.0% |
| Black or African American alone, percent : | 4.9% |
| American Indian and Alaska Native only, % : | 0.4% |
| Asians alone % : | 5.2% |
| Only Native Hawaiians and Other Pacific Islanders, % : | 0.0% |
| % of people who have participated in two or more races : | 4.2% |
| % of Hispanic or Latino : | 52.6% |
| White people, not Hispanic or Latino people, make up the majority of the population. : | 36.0% |
| 2015-2019 Veterans : | 1,044 |
| Percentage of foreign-born people, 2015-2019 : | 46.0% |
| Rate of owner-occupied housing units, 2015-2019 : | 46.8% |
Declo zip code is 83323.
County name: Cassia, County
fips: 16031
Economic Facts
| Rate of owner-occupied housing units, 2015-2019 : | 46.8% |
| Owner-occupied housing unit median value, 2015-2019 : | $333,100 |
| From 2015 to 2019, the median selected monthly owner costs - with a mortgage : | $2,604 |
| Monthly owner costs, without a mortgage, at the median, 2015-2019 : | $1,199 |
| 2015-2019 median gross rent : | $1,304 |
| 2015-2019 Households : | 13,364 |
| Population per household, 2015-2019 : | 2.96 |
| Living in the same house a year ago, percentage of people aged one year and up, 2015-2019 : | 89.9% |
| Languages other than English spoken at home, as a percentage of people aged 5 and up, 2015-2019 : | 64.6% |
| Households with computers, %, 2015-2019 : | 92.3% |
| Percentage of households with a broadband Internet subscription, 2015-2019 : | 86.6% |
| Percentage of people aged 25 and up with a high school diploma or higher, 2015-2019 : | 81.7% |
| Bachelor's degree or higher, proportion of people aged 25 and up, 2015-2019 : | 25.7% |
| Percentage of people under the age of 65 who have a disability, 2015-2019 : | 6.0% |
| Persons under the age of 65 who do not have health insurance, as a percentage : | 15.1% |
| Total civilian labor force, percent of population aged 16 and up, 2015-2019 : | 63.9% |
| Female labor force participation in the civilian labor force, as a percentage of the population aged 16 and up, 2015-2019 : | 60.4% |
| Total sales of lodging and food services in 2012 ($1,000) : | 33,164 |
| Total receipts/revenue for health care and social assistance in 2012 ($1,000) : | 59,544 |
| Manufacturers' total shipments in 2012 ($1,000) : | 617,149 |
| 2012 total retail sales ($1,000) : | 402,906 |
| 2012 total retail sales per capita : | $9,735 |
| Mean commute time to work (in minutes), workers aged 16 and up, 2015-2019 : | 32.8 |
| 2015-2019 median household income (in 2019 dollars) : | $70,702 |
| Income per capita in the previous 12 months (in 2019 dollars), 2015-2019 : | $28,348 |
| Percentage of people living in poverty : | 10.3% |
| Total number of businesses in 2012 : | 3,536 |
| Men-owned businesses in 2012 : | 1,788 |
| Women-owned businesses in 2012 : | 1,350 |
| Minority-owned businesses in 2012 : | 1,573 |
| Non-minority-owned businesses in 2012 : | 1,754 |
| Veteran-owned businesses in 2012 : | 184 |
| Nonveteran-owned businesses in 2012 : | 3,113 |
| 2010 population per square mile : | 4,636.5 |
| 2010 land area in square miles : | 8.77 |
Schools in Declo
College & universities near Declo, ID
| Code | Name | City | ZIP |
|---|---|---|---|
| 445780 | Cosmetology School of Arts and Science LLC | Burley (ID) | 83318 |
Stations (1)
Amtrak & bus stations near Declo, ID
| Code | Name | Address | Type |
|---|---|---|---|
| TFI | Twin Falls, Idaho | 1135 Blue Lakes Circle | BUS |
