Seminole County, FL Population

Overview

467,382

Total Population

39.5

Median age

51.38%

Female population %

94.6:100

Gender ratio (M:F)

30-34 years

Largest age group

48.9

Total dependency ratio

White

Largest racial group

105,088

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Seminole County's population is old compared to the rest of the country:

The median age in Seminole County is 39.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Seminole County's population under 18 was 21.11%, compared to the 22.51% nationwide.
Seminole County's elderly or the senior population (over 65 age) was 15.58% as compared to 16.04% nationwide.
Of the total population in Seminole County, 17.24% were under the age of 15, 19.13% aged 15 to 29, 48.05% aged 30 to 64, 13.65% aged 65 to 84, and 1.93% were 85 years of age and older.

There are 12,898 more females than males in Seminole County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.38% females and 48.62% males in Seminole County, FL.
The Seminole County, FL gender ratio is 94.6:100 i.e. 94.6 men to 100 women (0.946).
For male population, the largest age group is 35-39 years with a population of 17,330.
For the female population, the largest age group is 40-44 years with a population of 17,162.

Seminole County's population has become increasingly diverse:

Racial distribution of Seminole County population: 69.39% are White, 11.91% are Black or African American, 0.23% are American Indian and Alaska Native, 4.80% are Asian, 0.04% are Native Hawaiian and other Pacific Islander, 5.30% are some other race and 8.33% are multiracial.
Seminole County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 105,088 is Hispanic or Latino (of any race), and 362,294 (77.52% of the total population) is Non-Hispanic.
The largest racial group in Seminole County is White with a population of 324,313 (69.39% of the total population).

Seminole County's population has not reached its peak yet and is showing a trend of further growth:

The peak population was 478,772 in the year 2022
From 2000 to 2010, Seminole County's population increased by 55,776 (15.19%), as compared to the national growth of 9.63%.
From 2010 to 2020, Seminole County's population increased by 48,356 (11.43%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Seminole County's population was lowest in year 2000 at 367,296.