Oklahoma Population and Demographics

Published: October 1, 2020 11:02 am

Population

Oklahoma is a state in the Southern United States with a population of 3,918,137 and land area of 68,595 square miles. It ranks as the 23rd smallest state by population and the 19th largest state by area.

Race and Ethnicity

According to the most recent estimates from the U.S. Census Bureau, 66.00% of state residents identify as white, 7.20% as Black or African American, 7.20% as American Indian or Alaska Native, 2.10% as Asian, 0.10% as Native Hawaiian or other Pacific Islander, 10.40% as Hispanic or Latino, and 7.00% as some other race or combination of races.

Nationally, some 61.1% of Americans identify as white, 12.3% as Black or African American, 0.7% as American Indian or Alaska Native, 5.4% as Asian, 0.2% as Native Hawaiian or other Pacific Islander, 17.8% as Hispanic or Latino, and 2.6% as some other race or combination of races.

Ancestry

Census respondents are also asked to report ancestry. Some of the most commonly reported ancestries in Oklahoma include German, Irish, American, English, and French. Measured by location quotient -- comparing the state share to the national share -- some of the most highly concentrated ancestries in Oklahoma are Dutch West Indian, German Russian, and American.

Native and foreign-born population

An estimated 94.00% of Oklahoma residents are native-born, meaning they were born in the United States, Puerto Rico, a U.S. Island Area, or abroad to a U.S. citizen.

Of the 6.00% of the population that is foreign-born, 34.80% have become naturalized U.S. citizens. Nationwide, 86.5% of Americans are native-born. And of the 13.5% of Americans who are foreign-born, 48.8% have become naturalized U.S. citizens.

Age

The population of Oklahoma is younger than the United States as a whole. The median age in the state is 36.4 years old, 1.5 years less than the national median age of 37.9 years. An estimated 15.00% of the population is 65 years and over, compared to 15.2% of the U.S. population.

Family and household composition

Family and household composition also varies heavily across the United States. In Oklahoma, 48.70% of households are occupied by married-couple families, compared to the 48.3% national figure. Some 5.20% of households are occupied by single male householders, 12.30% by single female householders, and 33.80% by non-family occupants. Nationwide, 4.9% of households are occupied by single male householders, 12.6% by single female householders, and 34.3% by non-family occupants. An estimated 65.60% of heads of household own their homes, compared to the national homeownership rate of 63.8%.

Language spoken

As is the case across the United States, English is the most commonly spoken language in Oklahoma. Of the 3,654,100 people aged 5 and up living in Oklahoma, 96% speak English exclusively, or, if they are multilingual, speak English very well. Not only is English the predominantly spoken language in the state, its usage is even more common than it is nationwide where an average of 91.5% of the 5 and older population only speaks English, or speak it very well.

Spanish is the second most commonly spoken language in the United States. In Oklahoma, 7.1% of the population aged 5 and older speaks Spanish, the 23rd largest share among all states. Nationwide, 13.3% of all Americans in the same age group speak Spanish.

Marital status

Residents of Oklahoma are more likely to be married than the typical American. Of the 3.1 million Oklahoma residents aged 15 and older, 49.7% are currently married, compared to 48.1% of Americans nationwide in the same age group. Divorceis also more common in the state than it is nationwide. In Oklahoma, 13.1% of the 15 and older population is divorced, compared to the 10.8% share of the same age group across the U.S. as a whole.

An estimated 28.6% of Oklahoma residents 15 and older have never married, compared to one-third of Americans in the same age group.

Veterans

In Oklahoma, 9.3% of the 18 and over population are veterans -- above the 7.5% of adult civilians who have served in the military nationwide. Compared to other states, Oklahoma is home to the 9th largest share of military veterans.

As is the case nationwide, the largest share of veterans living in the state served in the Vietnam era. Of Oklahoma’s 273,700 resident veterans, 3.4% served in World War II, 37.4% served in the Vietnam War, 21.8% served in the period between the beginning of the Gulf War and 2001, and 20.5% served since the terrorist attacks of Sept. 11, 2001. An additional 22,300 men and women served during the Korean War.

Educational attainment

In Oklahoma, adults are about as likely to have a high school education as the typical American adult, but less likely to have a four-year college education. Among Oklahoma residents 25 and older, 87.8% have a high school diploma or equivalent, and 25.2% have a bachelor’s degree or higher, compared to 87.7% and 31.5% of adults nationwide, respectively.

Income

Though it is not always the case, incomes tend to rise with educational attainment rates across broad populations -- and Oklahoma is no exception. With a lower than average bachelor’s degree attainment rate, the state also has a lower than average median income. The typical household in Oklahoma earns $51,424 a year, about $8,900 less than the national median household income of $60,293.

Additionally, Oklahoma has a lower than average concentration of wealthy residents. An estimated 4% of households in the state earn $200,000 or more annually, compared to 7.0% of households nationwide.

Poverty

With the lower than average median household income, serious financial hardship is more common in the state than it is nationwide. The poverty rate in Oklahoma stands at 16%, while the national poverty rate is 14.1%.

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