RANKING · 1990 CENSUS · 77 SHOWN OF 77

Oldest by median age, Oklahoma counties · 1990

Oklahoma counties ranked by median age of residents (1990 ACS). This list covers the 77 counties in Oklahoma that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS –

01McIntosh County, OKOK19,75842.2–

02Greer County, OKOK5,37341.0–

03Marshall County, OKOK16,25541.0–

04Hughes County, OKOK13,45540.7–

05Alfalfa County, OKOK5,64940.4–

06Delaware County, OKOK41,91039.9–

07Ellis County, OKOK3,61339.4–

08Harper County, OKOK3,17239.0–

09Murray County, OKOK13,80539.0–

10Grant County, OKOK4,06738.9–

11Jefferson County, OKOK5,43138.7–

12Nowata County, OKOK9,52238.5–

13Pushmataha County, OKOK10,80738.4–

14Dewey County, OKOK4,20738.2–

15Craig County, OKOK14,51838.2–

16Kiowa County, OKOK8,18138.1–

17Cimarron County, OKOK2,05937.7–

18Haskell County, OKOK11,78737.6–

19Harmon County, OKOK2,32737.5–

20Pittsburg County, OKOK43,32037.5–

21Woods County, OKOK8,44337.4–

22Cotton County, OKOK5,43237.4–

23Garvin County, OKOK26,37737.3–

24Major County, OKOK7,53637.1–

25Ottawa County, OKOK30,43836.9–

26Washita County, OKOK10,88436.8–

27Stephens County, OKOK44,31036.8–

28Washington County, OKOK54,03736.7–

29Coal County, OKOK5,43636.6–

30Seminole County, OKOK23,44136.3–

31Tillman County, OKOK6,78036.3–

32Love County, OKOK10,78036.3–

33Okfuskee County, OKOK11,45136.2–

34Pawnee County, OKOK16,02936.2–

35Beaver County, OKOK4,88236.2–

36Choctaw County, OKOK14,05936.1–

37Blaine County, OKOK8,51536.0–

38Roger Mills County, OKOK3,25936.0–

39Mayes County, OKOK40,41635.8–

40Kay County, OKOK43,49035.6–

41Okmulgee County, OKOK37,24135.5–

42Carter County, OKOK48,91035.3–

43Noble County, OKOK10,89935.3–

44Johnston County, OKOK10,44835.3–

45Lincoln County, OKOK35,27835.1–

46Atoka County, OKOK14,60935.0–

47Osage County, OKOK46,79434.9–

48Bryan County, OKOK51,36734.8–

49Beckham County, OKOK22,15934.6–

50Garfield County, OKOK61,77934.5–

51Caddo County, OKOK26,13034.4–

52McClain County, OKOK49,64734.3–

53Le Flore County, OKOK50,19634.3–

54Pontotoc County, OKOK38,52834.3–

55Muskogee County, OKOK66,70834.3–

56Creek County, OKOK74,96734.1–

57Rogers County, OKOK102,19734.0–

58Latimer County, OKOK9,64533.9–

59Kingfisher County, OKOK15,79533.6–

60Sequoyah County, OKOK40,84233.6–

61Grady County, OKOK59,12833.5–

62Pottawatomie County, OKOK75,10233.5–

63Texas County, OKOK20,32233.3–

64Woodward County, OKOK19,82733.2–

65McCurtain County, OKOK30,74433.1–

66Wagoner County, OKOK93,26333.0–

67Tulsa County, OKOK698,78232.7–

68Oklahoma County, OKOK822,12532.6–

69Logan County, OKOK55,47332.4–

70Canadian County, OKOK187,18932.2–

71Cherokee County, OKOK49,19631.9–

72Adair County, OKOK19,82831.9–

73Custer County, OKOK28,17529.9–

74Cleveland County, OKOK303,97329.8–

75Jackson County, OKOK24,76429.7–

76Comanche County, OKOK122,15828.3–

77Payne County, OKOK83,88927.1–

SHOWING 1–77 OF 77

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS