Seminole County Demographics

A map of Seminole County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	263,299	264,072	54.7%	56.1%
Hispanic	115,251	106,539	23.9%	22.6%
Black	53,562	50,276	11.1%	10.7%
Asian	25,561	25,164	5.3%	5.3%
Multiracial	20,268	20,822	4.2%	4.4%
Native American/Other	3,529	3,983	0.7%	0.8%

Seminole County, Florida has an estimated population of 481,470, a slight increase from the 470,856 recorded in the 2020 Census. The population is 54.7% White, 23.9% Hispanic, 11.1% Black, 5.3% Asian, 4.2% Multiracial, and 0.7% Native American/Other. This demographic dot map shows the population of Seminole County, with one dot drawn for each person counted by the Census, color-coded by race.

Seminole has become slightly more racially diverse since the 2020 Census. It is less diverse than Florida overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Seminole County, that probability was 61.8% in 2020 and 62.7% in the most recent ACS estimates.

Seminole County is ranked the 13th most populous county in Florida, out of 67 counties. Seminole County was ranked the 13th most populous county in the 2020 Census.

Seminole County's White Population

263,299 residents of Seminole County, or 54.7% of the population, identify as White. The share of White residents in Seminole County is slightly higher than in Florida overall, where 50.4% of the population is White. Seminole County ranks 52nd statewide in terms of White residents as a share of the population, out of 67 counties.

Since the 2020 Census, Seminole County's White population has remained roughly the same. White residents' share of Seminole County's population has decreased from 56.1% to 54.7%.

Seminole County is more White than neighboring Orange County (35.9% White), and Osceola County (27.2% White). Seminole County is less White than neighboring Volusia County (67.6% White), Lake County (63.6% White), and Brevard County (70.2% White).

Seminole County's Black Population

53,562 residents of Seminole County, or 11.1% of the population, identify as Black. The share of Black residents in Seminole County is slightly lower than in Florida overall, where 14.6% of the population is Black. Seminole County ranks 35th statewide in terms of Black residents as a share of the population, out of 67 counties.

Since the 2020 Census, Seminole County's Black population has grown by an estimated 6.5%. Black residents' share of Seminole County's population has remained roughly unchanged at 11.1%.

Seminole County is more Black than neighboring Volusia County (10.3% Black), Lake County (10.2% Black), Osceola County (9.9% Black), and Brevard County (9.4% Black). Seminole County is less Black than neighboring Orange County (19.1% Black).

Seminole County's Asian Population

25,561 residents of Seminole County, or 5.3% of the population, identify as Asian. The share of Asian residents in Seminole County is slightly higher than in Florida overall, where 2.9% of the population is Asian. Seminole County ranks 3rd statewide in terms of Asian residents as a share of the population, out of 67 counties.

Since the 2020 Census, Seminole County's Asian population has grown by an estimated 1.6%. Asian residents' share of Seminole County's population has remained roughly unchanged at 5.3%.

Seminole County is more Asian than neighboring Volusia County (2% Asian), Lake County (2% Asian), Osceola County (2.7% Asian), and Brevard County (2.4% Asian).

Seminole County's Hispanic Population

115,251 residents of Seminole County, or 23.9% of the population, identify as Hispanic. The share of Hispanic residents in Seminole County is slightly lower than in Florida overall, where 27.4% of the population is Hispanic. Seminole County ranks 16th statewide in terms of Hispanic residents as a share of the population, out of 67 counties.

Since the 2020 Census, Seminole County's Hispanic population has grown by an estimated 8.2%. Hispanic residents' share of Seminole County's population has increased from 22.6% to 23.9%.

Seminole County is more Hispanic than neighboring Volusia County (16.3% Hispanic), Lake County (18.8% Hispanic), and Brevard County (12.2% Hispanic). Seminole County is less Hispanic than neighboring Orange County (33.8% Hispanic), and Osceola County (56% Hispanic).

Seminole County's Native American/Other Population

3,529 residents of Seminole County, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Seminole County is comparable to the share in Florida overall, where 0.8% of the population is Native American/Other. Seminole County ranks 22nd statewide in terms of Native American/Other residents as a share of the population, out of 67 counties.

Since the 2020 Census, Seminole County's Native American/Other population has declined by an estimated 11.4%. Native American/Other residents' share of Seminole County's population has remained roughly unchanged at 0.7%.

Seminole County is more Native American/Other than neighboring Volusia County (0.6% Native American/Other). Seminole County is less Native American/Other than neighboring Orange County (1.1% Native American/Other), Lake County (1% Native American/Other), Osceola County (1% Native American/Other), and Brevard County (1% Native American/Other).

Seminole County's Multiracial Population

20,268 residents of Seminole County, or 4.2% of the population, identify as Multiracial. The share of Multiracial residents in Seminole County is comparable to the share in Florida overall, where 3.8% of the population is Multiracial. Seminole County ranks 14th statewide in terms of Multiracial residents as a share of the population, out of 67 counties.

Since the 2020 Census, Seminole County's Multiracial population has declined by an estimated 2.7%. Multiracial residents' share of Seminole County's population has remained roughly unchanged at 4.2%.

Seminole County is more Multiracial than neighboring Volusia County (3.2% Multiracial), and Osceola County (3.3% Multiracial). Seminole County is less Multiracial than neighboring Orange County (4.8% Multiracial), Lake County (4.4% Multiracial), and Brevard County (4.8% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.