Overview
43,836
Total Population
40.2
Median age
48.83%
Female population %
104.8:100
Gender ratio (M:F)
55-59 years
Largest age group
61.8
Total dependency ratio
White
Largest racial group
2,454
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Pittsburg County's population is old compared to the rest of the country:
- The median age in Pittsburg County is 40.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Pittsburg County's population under 18 was 22.72%, compared to the 22.51% nationwide.
- Pittsburg County's elderly or the senior population (over 65 age) was 19.38% as compared to 16.04% nationwide.
- Of the total population in Pittsburg County, 18.80% were under the age of 15, 17.97% aged 15 to 29, 43.85% aged 30 to 64, 16.94% aged 65 to 84, and 2.44% were 85 years of age and older.

Read more about Pittsburg County, OK population by age ➔
Gender
There are 1,030 less females than males in Pittsburg County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.83% females and 51.17% males in Pittsburg County, OK.
- The Pittsburg County, OK gender ratio is 104.8:100 i.e. 104.8 men to 100 women (1.048).
- For male population, the largest age group is 30-34 years with a population of 1,637.
- For the female population, the largest age group is 55-59 years with a population of 1,563.

Read more about Pittsburg County, OK population by gender ➔
Race / Ethnicity
Pittsburg County's population has become increasingly diverse:
- Racial distribution of Pittsburg County population: 71.19% are White, 2.46% are Black or African American, 5.87% are American Indian and Alaska Native, 0.46% are Asian, 0.16% are Native Hawaiian and other Pacific Islander, 0.73% are some other race and 19.13% are multiracial.
- Pittsburg County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
- By ethnicity, 2,454 is Hispanic or Latino (of any race), and 41,382 (94.40% of the total population) is Non-Hispanic.
- The largest racial group in Pittsburg County is White with a population of 31,205 (71.19% of the total population).

Read more about Pittsburg County, OK population by race ➔
Year by year
Pittsburg County's population has already reached its peak and is showing a trend of decline:
- The peak population was 45,799 in the year 2010
- From 2000 to 2010, Pittsburg County's population increased by 1,816 (4.13%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Pittsburg County's population decreased by 2,015 (4.40%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Pittsburg County's population was lowest in year 2001 at 43,423.

Read more about Pittsburg County, OK population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)