Seminole County, Florida Population 2021

Seminole County, Florida's estimated population is 479,234 with a growth rate of 0.78% in the past year according to the most recent United States census data. Seminole County, Florida is the 14th largest county in Florida. The 2010 Population was 423,051 and has seen a growth of 13.28% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021479,2343,7040.78%
2020475,5303,7040.79%
2019471,8263,7040.79%
2018468,1225,3211.15%
2017462,8016,8561.50%
2016455,9457,6271.70%
2015448,3186,9191.57%
2014441,3995,8961.35%
2013435,5034,9661.15%
2012430,5374,2030.99%
2011426,3343,2830.78%
2010423,051135,52247.13%
1990287,529107,77759.96%
1980179,75296,060114.78%
197083,69228,74552.31%
196054,94728,064104.39%
195026,8834,57920.53%
194022,3043,56919.05%
193018,7357,74970.54%
192010,9860.00%
2021 Growth Rate
0.78%
County Website
State
Founded
April 25, 1913
County Seat
2010 Population
423,051
Growth Since 2010
13.28%
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Seminole County, Florida Population Growth

Population by Race

Race Population Percentage
White349,81375.82%
Black or African American55,18611.96%
Asian20,8954.53%
Some Other Race19,7074.27%
Two or More Races14,2213.08%
American Indian and Alaska Native1,3170.29%
Native Hawaiian and Other Pacific Islander2630.06%
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Seminole County, Florida Population by Race

Seminole County, Florida Population Pyramid $2021

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Seminole County, Florida Median Age

39.2


Total

37.6


Male

40.6


Female

Seminole County, Florida Adults

There are 363,776 adults, (70,111 of whom are seniors) in Seminole County, Florida.

Seminole County, Florida Age Dependency

57.1

Age Dependency Ratio

23.9

Old Age Dependency Ratio

33.2

Child Dependency Ratio

Seminole County, Florida Sex Ratio

Female

238,402

51.67%

Male

223,000

48.33%

Seminole County, Florida Population by Age

Seminole County, Florida Renter vs Owner Occupied by Household Type

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Seminole County, Florida Household Types

Type Owner Renter
Married76.9%23.1%
All64.6%35.4%
Male53.7%46.3%
Non Family52.2%47.8%
Female50.7%49.3%

64.6%

Rate of Home Ownership

Seminole County, Florida Households and Families

Type Count Average Size Owned
All173,6682.6364.6
Married88,2403.276.9
Non Family56,7281.3452.2
Female20,8403.4650.7
Male7,8603.3753.7

3.18

Average Family Size

2.63

Average Household Size

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Seminole County, Florida Households by Type

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Education Attained Count Percentage
Less Than 9th Grade6,3291.95%
9th to 12th Grade12,2323.76%
High School Graduate68,68121.14%
Some College63,97119.69%
Associates Degree45,07613.87%
Bachelors Degree85,69926.37%
Graduate Degree42,96313.22%
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Seminole County, Florida Educational Attainment by Sex (over 25)

Seminole County, Florida Educational Attainment by Race

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Race Total High School Bachelors
White207,280199,84889,365
Hispanic63,42057,21918,392
Black36,05732,4319,743
Asian14,66713,5028,803
Other Race12,66411,0563,529
2+ Races6,5356,1452,563
Native American997811369
Islander16313359

The highest rate of high school graduation is among white people with a rate of 96.41%.

The highest rate of bachelors degrees is among asian people with a rate of 60.02%.

Seminole County, Florida Educational Attainment by Race

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Name Average Male Female
Overall$41,589$47,756$36,475
Less Than 9th Grade$25,068$26,701$20,977
High School Graduate$30,964$35,039$25,731
Some College$35,344$40,025$31,632
Bachelors Degree$52,462$66,373$43,767
Graduate Degree$67,781$90,196$55,321

$41,589

Average Earnings

$47,756

Average Male

$36,475

Average Female

Seminole County, Florida Earnings by Educational Attainment

Seminole County, Florida Language by Age

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Seminole County, Florida Language

76.61% of Seminole County, Florida residents speak only English, while 23.39% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 15.89% of the population.

Seminole County, Florida Language

Seminole County, Florida Poverty by Race

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Name Total In Poverty Poverty Rate
White275,55721,7067.88%
Hispanic98,10614,37214.65%
Black54,3829,45517.39%
Other19,7073,20016.24%
Multiple14,1382,68518.99%
Asian20,8801,8879.04%
Native1,29942432.64%
Islander2633412.93%

10.65%

Overall Poverty Rate

9.69%

Male Poverty Rate

11.54%

Female Poverty Rate

Poverty in Seminole County, Florida

The race most likely to be in poverty in Seminole County, Florida is Native, with 32.64% below the poverty level.

The race least likely to be in poverty in Seminole County, Florida is White, with 7.88% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.87%. Among those working part-time, it was 13.25%, and for those that did not work, the poverty rate was 18.84%.

Seminole County, Florida Poverty

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Name Poverty
Less Than 9th Grade19.56%
High School12.50%
Some College8.79%
Bachelors or Greater4.97%

Seminole County, Florida Poverty Rate by Education

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Rate Poverty
Female Unemployed25.94%
Male Unemployed20.84%
Female Employed5.41%
Male Employed4.00%

Seminole County, Florida Poverty Rate by Employment Status and Sex

Seminole County, Florida Income by Household Type

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Name Median Mean
Households$66,768$90,193
Families$81,291$105,460
Married Families$95,825$120,550
Non Families$41,717$54,440
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Income by Household Type

Seminole County, Florida Marital Status

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Marriage Rates

49.4%

Overall Marriage Rate

51.9%

Male Marriage Rate

47.2%

Female Marriage Rate

Seminole County, Florida Married by Age and Sex

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Seminole County, Florida Marriage

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.

Seminole County, Florida Marital Status by Race

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Seminole County, Florida Marital Status

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27,558

Number of Veterans

24,731

Male Veterans

2,827

Female Veterans

War Veterans
Vietnam9,712
First Gulf War6,491
Second Gulf War5,028
Korea2,155
World War II827

Seminole County, Florida Veterans by War

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Age Group Veterans
35 to 547,026
65 to 746,511
75+6,196
55 to 645,519
18 to 342,306

Seminole County, Florida Veterans by Age

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Name Veterans % of Total
White23,1278.21%
Hispanic3,0024.09%
Black2,8766.91%
2+ Races5727.28%
Other Race4583.22%
Asian3522.15%
Native American17315.41%

Seminole County, Florida Veterans by Race

Seminole County, Florida Veterans by Education

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5.94%

Veteran Poverty Rate

24.69%

Veteran Disability Rate

Seminole County, Florida Veterans by Education

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65.3%

Labor Force Participation

61.9%

Employment Rate

5%

Unemployment Rate

Seminole County, Florida Employment by Age

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Seminole County, Florida Employment by Race

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Seminole County, Florida Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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37.57%

Born in Seminole County, Florida

85.91%

Native Born

14.09%

Foreign Born

5.48%

Non Citizen

8.61%

Naturalized

Place of Birth

85.91% of Seminole County, Florida residents were born in the United States, with 37.57% having been born in Florida. 5.48% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Seminole County, Florida Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources