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COUNTY

Seminole County

Oklahoma · 23,441 residents (2025 est.) · 632.819 sq mi
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The short version

Seminole County has notably lower household income than the US average, with a median household income of $48,062. Population has declined 6% since 2000. 16% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $99,500. The poverty rate of 21.7% is well above the national figure. Households here earn about 26% less than the Oklahoma median.

At a glance
Lower income
below the US median
US median: $82,259
Mid-age
median age 39.2
US median: 38.9
Less educated
16% hold a bachelor's degree
US average: 36%
Less affordable
home values up 31%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

23,494
−6%since 2000
from 24,894 in 2000
1990 – 2025
37 / sq mi
−3%since 2009
from 38 / sq mi in 2009
US average: 281
39.2
+3%since 2000
from 38.1 in 2000
US average: 38.9

PEP 2025 EST:23,441 residents (Census Bureau Vintage 2025, released March 2026)

Population, 19902024
23K24K24K25K26K1990201020202024Seminole County
202423K
1990201020202024
Age distribution, 2024
Under 56%(1,418)
US avg: 5.6%
5 to 97.2%(1,701)
US avg: 6%
10 to 146.6%(1,553)
US avg: 6.4%
15 to 197.3%(1,715)
US avg: 6.6%
20 to 246.3%(1,471)
US avg: 6.5%
25 to 3411.6%(2,721)
US avg: 13.7%
35 to 4411.8%(2,772)
US avg: 13.2%
45 to 5411.7%(2,745)
US avg: 12.2%
55 to 6413.1%(3,073)
US avg: 12.7%
65 to 7410.7%(2,511)
US avg: 10.2%
75 to 845.8%(1,354)
US avg: 5.1%
85 and over2%(460)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$48,062
+3%inflation adjusted, since 2000
from $25,568 in 2000
US average: $82,259
1990 – 2024
$25,225
+81%since 2000
from $13,956 in 2000
US average: $44,673
Households earning $100K+
30.6%
+15.3 ptssince 2009
from 15.3% in 2009
US average: 53.3%
21.7%
+1.0 ptssince 2000
from 20.8% in 2000
US average: 12.5%
0.449
−1%since 2010
from 0.453 in 2010
US average: 0.476
Workforce by industry, 2024
Information13.6%
US avg: 10.8%
Retail trade11.5%
US avg: 9.9%
Wholesale trade6.5%
US avg: 6.9%
Agriculture, forestry, fishing6.3%
US avg: 1.6%
Finance & insurance4.9%
US avg: 5.9%
Other services4.5%
US avg: 6.7%
Manufacturing4.3%
US avg: 0.4%
Professional, scientific, technical3.9%
US avg: 5.1%
Public administration3%
US avg: 4.8%
Transportation & warehousing2.9%
US avg: 2.2%
Construction2%
US avg: 1.2%
Arts, entertainment, food1%
US avg: 1.9%
Education & health services1%
US avg: 0.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$99,500
+31%inflation adjusted, since 2000
from $41,600 in 2000
US average: $376,019
1990 – 2024
$752
+10%inflation adjusted, since 2000
from $375 in 2000
US average: $1,442
71.0%
−1.6 ptssince 2000
from 72.5% in 2000
29.0% rent
19.0%
−0.3 ptssince 2009
from 19.3% in 2009
US average: 10.0%
16.8%
−0.6 ptssince 2009
from 17.4% in 2009
US average: 22.9%
37.0%
−3.4 ptssince 2009
from 40.4% in 2009
US average: 47.4%
2.1
+6%since 2009
from 2.0 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
22
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Seminole County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic69.9%(17,401)
Black5.5%(1,375)
Hispanic / Latino2.2%(552)
Asian0.2%(53)
Other0%
2024
White, non-Hispanic62.4%(14,652)
Black3.6%(842)
Hispanic / Latino5.7%(1,331)
Asian0.4%(103)
Other27.9%(6,566)
66
+12%since 2009
from 59 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
17
+8%since 2020
from 16 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican4.9%(1,151)
Guatemalan0.3%(60)
Salvadoran0.1%(32)
Puerto Rican0.1%(15)
Spaniard0.1%(12)
Chilean0%(8)
Cuban0%(2)
+ 1 more hispanic origin group with data
Asian origin
Chinese0.2%(36)
Korean0.1%(29)
Japanese0%(11)
Laotian0%(10)
Pacific Islander origin
Ancestry
American10%(2,344)
English9.9%(2,323)
Irish8.8%(2,066)
German7.8%(1,821)
Scottish1.7%(401)
Italian1%(242)
French0.8%(186)
Dutch0.7%(174)
Scotch-Irish0.6%(147)
Swedish0.5%(117)
Polish0.4%(103)
British0.3%(76)
+ 26 more ancestry groups with data
Welsh0.3%(69)
West Indian0.3%(67)
Iranian0.2%(54)
Norwegian0.2%(44)
Ukrainian0.1%(32)
Czech0.1%(25)
Danish0.1%(25)
Arab0.1%(20)
Nigerian0.1%(15)
Canadian0.1%(12)
Lithuanian0.1%(12)
Iraqi0%(8)
Russian0%(8)
Swiss0%(6)
Haitian0%(6)
Belgian0%(4)
Finnish0%(4)
Syrian0%(3)
RANKED:Largest American population · Largest English population · Largest Irish population · Largest German population · Largest Mexican population
Section 05

Education

15.9%
+3.8 ptssince 2000
from 12.1% in 2000
US average: 35.6%
High school or higher
86.5%
+13.3 ptssince 2000
from 73.2% in 2000
US average: 89.6%
4.9%
+0.1 ptssince 2000
from 4.8% in 2000
US average: 14.0%
Section 06

Commute & transportation

24.0 min
+37%since 2000
from 17.5 min in 2000
US average: 26.5
79.1%
−0.3 ptssince 2009
from 79.3% in 2009
US average: 68.9%
9.2%
−3.0 ptssince 2009
from 12.2% in 2009
US average: 8.5%
0.1%
Unchangedsince 2009
from 0.0% in 2009
US average: 3.2%
8.1%
+4.4 ptssince 2009
from 3.6% in 2009
US average: 15.0%
2.3%
−0.5 ptssince 2009
from 2.8% in 2009
US average: 2.4%
0.1%
+0.1 ptssince 2009
from 0.0% in 2009
US average: 0.4%
7.0%
−1.3 ptssince 2009
from 8.3% in 2009
US average: 8.3%
Section 07

Work & employment

6.3%
−3.2 ptssince 2011
from 9.4% in 2011
US average: 5.2%
51.0%
−4.2 ptssince 2011
from 55.2% in 2011
US average: 63.5%
14.1%
−2.8 ptssince 2009
from 16.8% in 2009
US average: 13.1%
28.5%
−29.4 ptssince 2009
from 57.9% in 2009
US average: 42.5%
Section 08

People & community

49.2%
+0.5 ptssince 2009
from 48.7% in 2009
50.8%
−0.5 ptssince 2009
from 51.3% in 2009
2.4%
+1.5 ptssince 2009
from 0.9% in 2009
US average: 14.1%
8.2%
−39.3 ptssince 2009
from 47.5% in 2009
US average: 6.2%
24.1%
+3.1 ptssince 2012
from 21.0% in 2012
US average: 13.3%
17.1%
−60.6 ptssince 2013
from 77.7% in 2013
US average: 8.4%
80.7%
+21.5 ptssince 2017
from 59.2% in 2017
US average: 91.0%
96.1%
+1.6 ptssince 2016
from 94.5% in 2016
US average: 77.7%
1.9%
−0.5 ptssince 2016
from 2.5% in 2016
US average: 13.6%
Marital status
Men 15+
Never married33.5%(3,067)
Married48.4%(4,431)
Widowed5.2%(479)
Divorced12.8%(1,176)
Women 15+
Never married26%(2,514)
Married46.8%(4,528)
Widowed13%(1,258)
Divorced14.2%(1,369)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Seminole County, Oklahoma?

Seminole County, Oklahoma has about 23,494 residents according to the 2024 American Community Survey.

What is the median household income in Seminole County, Oklahoma?

The typical household in Seminole County, Oklahoma earns about $48,062 a year. Half of households make more than that, and half make less.

Is Seminole County, Oklahoma expensive?

In Seminole County, Oklahoma, the median home is worth about $99,500, and the typical rent is about $752 a month.

How educated are people in Seminole County, Oklahoma?

About 15.9% of adults age 25 and over in Seminole County, Oklahoma hold a bachelor's degree or higher.

What is the poverty rate in Seminole County, Oklahoma?

About 21.7% of people in Seminole County, Oklahoma live below the federal poverty line.

Has Seminole County, Oklahoma grown since 1990?

Yes, Seminole County, Oklahoma has shrunk since 1990. The population has lost about 1,918 residents, a change of about -8 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →