RANKING · 2024 ACS · 77 SHOWN OF 77

Oldest by median age, Oklahoma counties

Oklahoma counties ranked by median age of residents (2024 ACS). This list covers the 77 counties in Oklahoma that qualify, ranked against each other statewide. The median across all 77 is 40.0. Biggest climber in the top 100 since 2020: Logan County, OK, up 30 places to #31.

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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 2000

01McIntosh County, OKOK19,75847.1+7%

02Delaware County, OKOK41,91046.9+15%

03▲7Cimarron County, OKOK2,05946.6+19%

04Alfalfa County, OKOK5,64944.6+5%

05▼2Pushmataha County, OKOK10,80743.8+9%

06Ellis County, OKOK3,61343.5−4%

07▲5Osage County, OKOK46,79443.5+14%

08▼3Grant County, OKOK4,06743.2+4%

09▼2Kiowa County, OKOK8,18142.4+4%

10▲9Noble County, OKOK10,89942.2+10%

11▼2Choctaw County, OKOK14,05942.1+9%

12▲21Major County, OKOK7,53642.0+1%

13▲2Roger Mills County, OKOK3,25942.0+1%

14▲25Greer County, OKOK5,37342.0+5%

15▲1Cotton County, OKOK5,43241.9+9%

16▲6Latimer County, OKOK9,64541.9+14%

17▲4Jefferson County, OKOK5,43141.8+3%

18▼7Marshall County, OKOK16,25541.6+1%

19▲9Murray County, OKOK13,80541.6+5%

20▼7Pawnee County, OKOK16,02941.6+8%

21▲11Lincoln County, OKOK35,27841.5+11%

22▼14Nowata County, OKOK9,52241.3+6%

23▲2Blaine County, OKOK8,51541.2+10%

24▲2Stephens County, OKOK44,31041.0+2%

25▼1Harper County, OKOK3,17240.9−5%

26▲8Beaver County, OKOK4,88240.8+4%

27▲2Haskell County, OKOK11,78740.8+6%

28▼8Tillman County, OKOK6,78040.8+5%

29▲6Atoka County, OKOK14,60940.6+6%

30▼16Craig County, OKOK14,51840.6+3%

31▲30Logan County, OKOK55,47340.6+12%

32▼1Sequoyah County, OKOK40,84240.6+12%

33▲18Washita County, OKOK10,88440.6+4%

34▼4Pittsburg County, OKOK43,32040.6+3%

35▼18Okfuskee County, OKOK11,45140.5+5%

36Creek County, OKOK74,96740.4+9%

37Mayes County, OKOK40,41640.4+9%

38▼15Harmon County, OKOK2,32740.3+1%

39▲15Grady County, OKOK59,12840.0+10%

40▼2Okmulgee County, OKOK37,24139.5+7%

41▼23Coal County, OKOK5,43639.3+3%

42Johnston County, OKOK10,44839.3+3%

43▲7Seminole County, OKOK23,44139.2+3%

44▲2Washington County, OKOK54,03739.2−2%

45▼18Love County, OKOK10,78039.1−1%

46▲6Rogers County, OKOK102,19739.1+8%

47▲11Wagoner County, OKOK93,26338.9+7%

48Hughes County, OKOK13,45538.8−1%

49▼5Le Flore County, OKOK50,19638.7+7%

50▼10Garvin County, OKOK26,37738.6−1%

51▲6McClain County, OKOK49,64738.6+5%

52▼9Dewey County, OKOK4,20738.5−10%

53▲3Kay County, OKOK43,49038.5+1%

54▼13Carter County, OKOK48,91038.3+1%

55▲4Kingfisher County, OKOK15,79538.2+1%

56▼1Adair County, OKOK19,82837.9+14%

57▼8Muskogee County, OKOK66,70837.9+2%

58▲2Pottawatomie County, OKOK75,10237.9+7%

59▼12Caddo County, OKOK26,13037.8+5%

60▲2Woodward County, OKOK19,82737.8+1%

61▼8McCurtain County, OKOK30,74437.7+5%

62▲1Pontotoc County, OKOK38,52837.7+6%

63▲1Cherokee County, OKOK49,19637.3+15%

64▼19Ottawa County, OKOK30,43837.20%

65Beckham County, OKOK22,15937.1+1%

66Bryan County, OKOK51,36737.0+3%

67▲2Canadian County, OKOK187,18936.3+3%

68▼1Garfield County, OKOK61,77936.0−5%

69▼1Tulsa County, OKOK698,78236.0+5%

70▲3Cleveland County, OKOK303,97335.4+10%

71Oklahoma County, OKOK822,12535.2+3%

72▼2Jackson County, OKOK24,76435.1+6%

73▼1Woods County, OKOK8,44334.3−9%

74Comanche County, OKOK122,15834.1+13%

75▲1Texas County, OKOK20,32233.0+9%

76▼1Custer County, OKOK28,17532.80%

77Payne County, OKOK83,88927.70%

SHOWING 1–77 OF 77

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES