Oklahoma Demographics 2026: Population, Income, Race & Trends Explained, Population Review

Population & Growth

Oklahoma's 3,995,260 residents make it the 28th-most populous US state. Over the long term, the state has been gaining population — +147.1% from 1910 to 2024.

Population density: 58 people per square mile. By comparison, the US national average is roughly 94/sq mi, while New Jersey leads with ~1,260/sq mi and Alaska is the lowest at ~1.3/sq mi.

Race & Ethnicity

By Census ACS classification, Oklahoma is:

66.8% White (alone)
7.1% Black or African American
0.0% Asian
13.9% Hispanic or Latino (any race)
0.0% two or more races

Hispanic/Latino is counted as an ethnicity separate from race under Census methodology, so totals can exceed 100% in some breakdowns. The full racial composition (including Native Hawaiian, American Indian, etc.) is available on the Oklahoma state page.

Income & Economy

Median household income in Oklahoma is $63,603, with per-capita income at $34,859. 11.1% of residents live below the federal poverty line. Unemployment rate: 3.0%.

Income is concentrated in metro counties — see the county-level rankings on the cities ranking page and counties ranking page for sub-state variation.

Age & Households

Median age in Oklahoma: 36.9 years (US median ~39). The population is 49.8% male and 50.2% female.

Largest Cities in Oklahoma

Oklahoma City city — population 688,693
Tulsa city — population 412,322
Norman city — population 128,714
Broken Arrow city — population 115,919
Edmond city — population 95,618

Largest Counties in Oklahoma

Oklahoma County — population 800,487
Tulsa County — population 673,708
Cleveland County — population 297,545
Canadian County — population 162,621
Comanche County — population 121,699

How Oklahoma Compares Nationally

By population: ranked 28th of 50 states. By median household income: see the richest states ranking. By population growth: see fastest growing states. By cost of living: see cheapest states to live.

See the complete Oklahoma state page with full demographic breakdown, age pyramid, languages, education, housing, and commute data →

Frequently Asked Questions

Oklahoma has a population of 3,995,260 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, ranking 28th among the 50 states. Population density is 58 people per square mile.

Oklahoma is gaining population, with a +147.1% change since 1910 (1,657,155 → 3,995,260). This is reported via Census ACS rolling 5-year estimates; for monthly/annual estimates between Census years, see the Census Population Estimates Program.

66.8% of Oklahoma's population identifies as White, 7.1% as Black or African American, 0.0% as Asian, and 13.9% as Hispanic or Latino (any race). Hispanic/Latino is counted as an ethnicity separate from race under Census methodology, so totals may exceed 100%.

Median household income in Oklahoma is $63,603 per the 2023 ACS. Per-capita income: $34,859. 11.1% of residents live below the federal poverty line.

The median age in Oklahoma is 36.9 years. The population is 49.8% male and 50.2% female. Age distribution and population pyramids by 5-year age bands are visible on the Oklahoma state page.

The largest cities in Oklahoma by population: Oklahoma City city (688,693), Tulsa city (412,322), Norman city (128,714), Broken Arrow city (115,919), Edmond city (95,618).

California is the most populous US state at roughly 39 million, followed by Texas (~30M), Florida (~22M), New York (~20M), and Pennsylvania (~13M). Oklahoma ranks 28th. Detailed rankings update each ACS release cycle.

Across recent Census Population Estimates, West Virginia, Mississippi, Louisiana, and Illinois have shown the largest sustained population declines. Oklahoma's own trend is gaining. National state-by-state rankings are published annually by the Census Population Estimates Program.

All demographic data on this page comes from the US Census Bureau American Community Survey (ACS) 5-year estimates, currently the 2023 release. Historical population figures use Census Population Estimates Program annual estimates. Data is public domain and freely available at census.gov.