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COUNTY

McClain County

Oklahoma · 49,647 residents (2025 est.) · 570.718 sq mi
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Notable rankings
#46Fastest growingof 3,135+19.2%
The short version

McClain County has roughly average household income, with a median household income of $84,552. The county has grown rapidly, with population up 63% since 2000. Median home value has more than tripled since 2000, reaching $255,900. It ranks in the top 5% of US counties for household income. Households here earn about 30% more than the Oklahoma median.

At a glance
Average income
near the US median
US median: $82,259
Mid-age
median age 38.6
US median: 38.9
Less educated
29% hold a bachelor's degree
US average: 36%
Less affordable
home values up 93%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
45,273
+63%since 2000
from 27,740 in 2000
1990 – 2025
Population density
79 / sq mi
+43%since 2009
from 56 / sq mi in 2009
US average: 281
Median age
38.6
+5%since 2000
from 36.9 in 2000
US average: 38.9

PEP 2025 EST:49,647 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
21K27K34K41K48K1990201020202024McClain County
202445K
1990201020202024
Age distribution, 2024
Under 55.5%(2,493)
US avg: 5.6%
5 to 96.8%(3,058)
US avg: 6%
10 to 148%(3,643)
US avg: 6.4%
15 to 197.1%(3,216)
US avg: 6.6%
20 to 245.3%(2,403)
US avg: 6.5%
25 to 3412%(5,415)
US avg: 13.7%
35 to 4414.5%(6,578)
US avg: 13.2%
45 to 5412.5%(5,674)
US avg: 12.2%
55 to 6412.7%(5,739)
US avg: 12.7%
65 to 749.4%(4,259)
US avg: 10.2%
75 to 845.1%(2,291)
US avg: 5.1%
85 and over1.1%(504)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$84,552
+25%inflation adjusted, since 2000
from $37,275 in 2000
US average: $82,259
1990 – 2024
Per capita income
$40,394
+122%since 2000
from $18,158 in 2000
US average: $44,673
Households earning $100K+
55.0%
+23.0 ptssince 2009
from 32.0% in 2009
US average: 53.3%
Poverty rate
8.5%
−2.0 ptssince 2000
from 10.5% in 2000
US average: 12.5%
Income inequality (Gini)
0.430
+10%since 2010
from 0.391 in 2010
US average: 0.476
Workforce by industry, 2024
Wholesale trade10.5%
US avg: 6.9%
Information8.7%
US avg: 10.8%
Retail trade7.3%
US avg: 9.9%
Agriculture, forestry, fishing6%
US avg: 1.6%
Finance & insurance5.9%
US avg: 5.9%
Other services5%
US avg: 6.7%
Professional, scientific, technical4.4%
US avg: 5.1%
Manufacturing3.8%
US avg: 0.4%
Public administration3.5%
US avg: 4.8%
Construction2.1%
US avg: 1.2%
Transportation & warehousing1.7%
US avg: 2.2%
Education & health services1.5%
US avg: 0.9%
Arts, entertainment, food1.3%
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$255,900
+93%inflation adjusted, since 2000
from $72,800 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$954
+17%inflation adjusted, since 2000
from $446 in 2000
US average: $1,442
Owner-occupied
79.3%
−2.1 ptssince 2000
from 81.4% in 2000
20.7% rent
Vacancy rate
6.9%
−6.3 ptssince 2009
from 13.1% in 2009
US average: 10.0%
Owner cost-burdened
17.8%
+0.4 ptssince 2009
from 17.4% in 2009
US average: 22.9%
Renter cost-burdened
44.2%
+9.8 ptssince 2009
from 34.4% in 2009
US average: 47.4%
Afford Score
3.0
+47%since 2009
from 2.1 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
81
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in McClain County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic85.3%(23,669)
Black0.6%(175)
Hispanic / Latino4.9%(1,349)
Asian0.2%(58)
Other0%
2024
White, non-Hispanic75.4%(34,150)
Black1.2%(550)
Hispanic / Latino9.7%(4,414)
Asian0.6%(269)
Other13%(5,890)
Diversity Score
51
+43%since 2009
from 35 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
10
−14%since 2020
from 12 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
Mexican8.2%(3,734)
Spaniard0.4%(164)
Colombian0.3%(127)
Puerto Rican0.2%(105)
Guatemalan0.1%(40)
Salvadoran0.1%(36)
Cuban0%(19)
Asian origin
Vietnamese0.2%(105)
Asian Indian0.2%(74)
Chinese0.1%(38)
Korean0%(16)
Mongolian0%(16)
Japanese0%(14)
Pacific Islander origin
Samoan0%(7)
Ancestry
American13.2%(5,964)
English12%(5,450)
German10.9%(4,926)
Irish9.8%(4,450)
Scottish1.5%(673)
French1%(452)
Italian0.8%(381)
Scotch-Irish0.5%(249)
Dutch0.5%(242)
Polish0.5%(204)
Norwegian0.4%(194)
+ 25 more ancestry groups with data
Welsh0.4%(179)
Russian0.3%(147)
Danish0.3%(126)
Swedish0.3%(117)
British0.2%(105)
Lithuanian0.2%(86)
Czech0.1%(66)
Brazilian0.1%(52)
Swiss0.1%(42)
Ghanaian0.1%(40)
Hungarian0.1%(34)
West Indian0.1%(32)
Greek0.1%(28)
Belgian0.1%(25)
Ukrainian0.1%(25)
Iranian0.1%(24)
Nigerian0.1%(24)
Bulgarian0%(16)
Canadian0%(16)
Arab0%(11)
Syrian0%(11)
Serbian0%(6)
RANKED:Largest American population · Largest English population · Largest German population · Largest Irish population · Largest Mexican population
Section 05

Education

Bachelor's degree or higher
28.7%
+13.0 ptssince 2000
from 15.7% in 2000
US average: 35.6%
High school or higher
89.5%
+10.2 ptssince 2000
from 79.3% in 2000
US average: 89.6%
Graduate degree
8.3%
+4.3 ptssince 2000
from 4.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
27.9 min
+45%since 2000
from 19.3 min in 2000
US average: 26.5
Drive alone to work
80.1%
−1.0 ptssince 2009
from 81.1% in 2009
US average: 68.9%
Carpooled to work
8.4%
−3.1 ptssince 2009
from 11.5% in 2009
US average: 8.5%
Public transit
0.1%
+0.1 ptssince 2009
from 0.0% in 2009
US average: 3.2%
Worked from home
9.6%
+5.0 ptssince 2009
from 4.6% in 2009
US average: 15.0%
Walked to work
1.2%
−0.5 ptssince 2009
from 1.7% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
1.6%
−0.4 ptssince 2009
from 1.9% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.7%
+0.3 ptssince 2011
from 4.4% in 2011
US average: 5.2%
Labor force participation
64.2%
−0.7 ptssince 2011
from 64.9% in 2011
US average: 63.5%
Self-employed
15.6%
+1.3 ptssince 2009
from 14.3% in 2009
US average: 13.1%
Management & professional
40.5%
−18.3 ptssince 2009
from 58.8% in 2009
US average: 42.5%
Section 08

People & community

Male
49.9%
+0.3 ptssince 2009
from 49.6% in 2009
Female
50.1%
−0.3 ptssince 2009
from 50.4% in 2009
Foreign born
3.5%
+0.7 ptssince 2009
from 2.8% in 2009
US average: 14.1%
Veterans
8.1%
−41.1 ptssince 2009
from 49.1% in 2009
US average: 6.2%
With a disability
14.9%
−0.6 ptssince 2012
from 15.5% in 2012
US average: 13.3%
Uninsured
9.5%
−75.3 ptssince 2013
from 84.8% in 2013
US average: 8.4%
Broadband at home
92.2%
+12.9 ptssince 2017
from 79.3% in 2017
US average: 91.0%
English only at home
93.0%
−0.8 ptssince 2016
from 93.8% in 2016
US average: 77.7%
Spanish at home
6.1%
+0.7 ptssince 2016
from 5.4% in 2016
US average: 13.6%
Marital status
Men 15+
Never married28.1%(5,015)
Married58.9%(10,529)
Widowed2.9%(520)
Divorced10.1%(1,802)
Women 15+
Never married20.7%(3,766)
Married59.8%(10,891)
Widowed7.9%(1,437)
Divorced11.6%(2,119)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Head to head

Compare McClain County to nearby counties

MCCLAIN COUNTY VS
Cleveland County
Income$77,068−9%
Home value$235,700−8%
Population303,973+512%
SEE FULL COMPARISON →
MCCLAIN COUNTY VS
Garvin County
Income$58,556−31%
Home value$147,800−42%
Population26,377−47%
SEE FULL COMPARISON →
MCCLAIN COUNTY VS
Grady County
Income$75,419−11%
Home value$205,800−20%
Population59,128+19%
SEE FULL COMPARISON →
MCCLAIN COUNTY VS
Pottawatomie County
Income$61,398−27%
Home value$165,400−35%
Population75,102+51%
SEE FULL COMPARISON →
Frequently asked

How many people live in McClain County, Oklahoma?

McClain County, Oklahoma has about 45,273 residents according to the 2024 American Community Survey.

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

The typical household in McClain County, Oklahoma earns about $84,552 a year. Half of households make more than that, and half make less.

Is McClain County, Oklahoma expensive?

In McClain County, Oklahoma, the median home is worth about $255,900, and the typical rent is about $954 a month.

How educated are people in McClain County, Oklahoma?

About 28.7% of adults age 25 and over in McClain County, Oklahoma hold a bachelor's degree or higher.

What is the poverty rate in McClain County, Oklahoma?

About 8.5% of people in McClain County, Oklahoma live below the federal poverty line.

Has McClain County, Oklahoma grown since 1990?

Yes, McClain County, Oklahoma has grown since 1990. The population has added about 22,478 residents, a change of about 99 percent over that period.

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Explore from here

9 census tracts
Census Tract 4001.03Census Tract 4001.06Census Tract 4001.04Census Tract 4003Census Tract 4002.04Census Tract 4001.05Census Tract 4002.03Census Tract 4002.01Census Tract 4004
6 ZIP codes
ZIP 73065ZIP 73080ZIP 73093ZIP 73095ZIP 74831ZIP 73031
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →