According to the most recent ACS, the racial composition of Hialeah was:
| LatLng | (25.8576, -80.2781) |
| Rank in State | 6th |
| State | Florida |
| County | Miami-Dade County |
| Time Zone | Eastern Time Zone |
| Land Area (km²) | 55.62 (21.48 mi²) |
| Water Area (km²) | 3.48 (1.34 mi²) |
| Type | City |
| GEOID | 1230000 |
| Density (km²) | 4,295.73 |
| Density (mi²) | 11,125.93 |
| Area Code(s) | 305 / 786 |
| Year | Population | Growth | Annual Growth Rate |
| 2018 | 238,942 | -77 | -0.03% |
| 2017 | 239,019 | 2,133 | 0.90% |
| 2016 | 236,886 | 547 | 0.23% |
| 2015 | 236,339 | 1,194 | 0.51% |
| 2014 | 235,145 | 529 | 0.23% |
| 2013 | 234,616 | 1,886 | 0.81% |
| 2012 | 232,730 | 2,334 | 1.01% |
| 2011 | 230,396 | 4,936 | 2.19% |
| 2010 | 225,460 | -959 | -0.04% |
| 2000 | 226,419 | 38,415 | 1.88% |
| 1990 | 188,004 | 42,750 | 2.61% |
| 1980 | 145,254 | 42,802 | 3.55% |
| 1970 | 102,452 | 35,480 | 4.34% |
| 1960 | 66,972 | 47,296 | 13.03% |
| 1950 | 19,676 | 15,718 | 17.39% |
| 1940 | 3,958 | 1,358 | 4.29% |
| 1930 | 2,600 | 0.00% |
| Race | Population |
| White | 221,822 |
| Some Other Race | 7,375 |
| Black or African American | 5,759 |
| Two or More Races | 1,616 |
| Asian | 826 |
| American Indian and Alaska Native | 69 |
| Native Hawaiian and Other Pacific Islander | 56 |
| Type | Count | Average Size | Owned |
| All | 71,719 | 3.28 | 45.5 |
| Married | 32,006 | 3.88 | 53.6 |
| Non Family | 19,284 | 1.27 | 37.4 |
| Female | 14,467 | 4.15 | 37.7 |
| Male | 5,962 | 4.47 | 46.8 |
| Education Attained | Count | Percentage |
| Less Than 9th Grade | 32,141 | 18.13% |
| 9th to 12th Grade | 19,897 | 11.22% |
| High School Graduate | 65,055 | 36.69% |
| Some College | 23,505 | 13.26% |
| Associates Degree | 13,247 | 7.47% |
| Bachelors Degree | 17,867 | 10.08% |
| Graduate Degree | 5,580 | 3.15% |
| Name | Total | High School | Bachelors |
| Hispanic | 171,860 | 120,947 | 22,354 |
| Other Race | 5,099 | 3,664 | 569 |
| Black | 4,311 | 2,899 | 429 |
| White | 3,750 | 3,123 | 722 |
| Multiple Races | 947 | 560 | 130 |
| Asian | 658 | 494 | 246 |
| Native American | 69 | 69 | |
| Islander | 56 |
The highest rate of high school graduation is among native american people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 37.39%.
$22,405
Average Earnings
$25,564
Average Male
$19,997
Average Female
5.59% of Hialeah residents speak only English, while 94.41% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 93.96% of the population.
| Name | Total | In Poverty | Poverty Rate |
| Hispanic | 228,420 | 59,326 | 25.97% |
| Black | 5,573 | 1,662 | 29.82% |
| White | 5,936 | 1,244 | 20.96% |
| Other | 7,359 | 900 | 12.23% |
| Multiple | 1,616 | 405 | 25.06% |
| Asian | 826 | 216 | 26.15% |
| Native | 69 | 31 | 44.93% |
25.90%
Overall Poverty Rate
23.42%
Male Poverty Rate
28.16%
Female Poverty Rate
The race most likely to be in poverty in Hialeah is Native, with 44.93% below the poverty level.
The race least likely to be in poverty in Hialeah is Other, with 12.23% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 7.62%. Among those working part-time, it was 25.34%, and for those that did not work, the poverty rate was 38.39%.
41.4%
Overall Marriage Rate
44.6%
Male Marriage Rate
38.5%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
| Name | Veterans | % of Total |
| White | 1,813 | 0.99% |
| Hispanic | 1,530 | 0.81% |
| Other | 86 | 1.47% |
| Black | 49 | 1.02% |
| 2 or More | 43 | 4.11% |
| Asian | 9 | 1.26% |
14.42%
Veteran Poverty Rate
19.07%
Veteran Disability Rate
56.5%
Labor Force Participation
52.4%
Employment Rate
7.2%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
25.58%
Native Born
74.42%
Foreign Born
34.87%
Non Citizen
25.58% of Hialeah residents were born in the United States, with 19.80% having been born in Florida. 34.87% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.