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About this map

Residents per square mile of land (water excluded). Under 50 is rural, a few hundred is small-town, 2,500+ is urban, and 10,000+ is big-city dense.

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024).

U.S.
95/sq mi
Ohio
289/sq mi
Rankings
Full list

Top and bottom zip codes in Ohio

Zip codes with 1,000+ residents

Most densely populated zip codes

See all
  1. 143403Bowling Green14,269/sq mi
  2. 245219Cincinnati12,610/sq mi
  3. 344243Kent12,014/sq mi
  4. 443201Columbus11,235/sq mi
  5. 544107Lakewood9,297/sq mi
  6. 643202Columbus8,295/sq mi
  7. 743210Columbus8,186/sq mi
  8. 844703Canton7,628/sq mi
  9. 943206Columbus7,286/sq mi
  10. 1044123Euclid7,129/sq mi

Most sparsely populated zip codes

See all
  1. 145745Lower Salem15/sq mi
  2. 243727Chandlersville17/sq mi
  3. 345684Stout18/sq mi
  4. 445616Blue Creek19/sq mi
  5. 543153South Solon22/sq mi
  6. 645767New Matamoras22/sq mi
  7. 745678Scottown23/sq mi
  8. 845724Cutler23/sq mi
  9. 943915Clarington23/sq mi
  10. 1043754Lewisville23/sq mi

Population density by county in Ohio

  1. 1Cuyahoga County2,725/sq mi
  2. 2Franklin County2,504/sq mi
  3. 3Hamilton County2,049/sq mi
  4. 4Summit County1,303/sq mi
  5. 5Lucas County1,260/sq mi
  6. 6Montgomery County1,162/sq mi
  7. 7Lake County1,012/sq mi
  8. 8Butler County842/sq mi
  9. 9Stark County650/sq mi
  10. 10Lorain County647/sq mi
  11. 11Warren County623/sq mi
  12. 12Mahoning County550/sq mi
  13. 13Delaware County512/sq mi
  14. 14Clermont County467/sq mi
  15. 15Medina County436/sq mi
  16. 16Greene County410/sq mi
  17. 17Clark County341/sq mi
  18. 18Portage County332/sq mi
  19. 19Trumbull County325/sq mi
  20. 20Fairfield County324/sq mi
  21. 21Erie County297/sq mi
  22. 22Miami County271/sq mi
  23. 23Licking County267/sq mi
  24. 24Richland County253/sq mi
  25. 25Allen County252/sq mi
  26. 26Geauga County238/sq mi
  27. 27Wood County214/sq mi
  28. 28Wayne County210/sq mi
  29. 29Columbiana County189/sq mi
  30. 30Tuscarawas County163/sq mi
  31. 31Marion County161/sq mi
  32. 32Jefferson County158/sq mi
  33. 33Ottawa County157/sq mi
  34. 34Union County156/sq mi
  35. 35Sandusky County144/sq mi
  36. 36Hancock County141/sq mi
  37. 37Ashtabula County138/sq mi
  38. 38Muskingum County130/sq mi
  39. 39Lawrence County125/sq mi
  40. 40Ashland County124/sq mi
  41. 41Belmont County123/sq mi
  42. 42Athens County123/sq mi
  43. 43Knox County120/sq mi
  44. 44Pickaway County120/sq mi
  45. 45Scioto County119/sq mi
  46. 46Huron County119/sq mi
  47. 47Shelby County118/sq mi
  48. 48Auglaize County115/sq mi
  49. 49Ross County111/sq mi
  50. 50Holmes County105/sq mi
  51. 51Fulton County104/sq mi
  52. 52Crawford County104/sq mi
  53. 53Clinton County103/sq mi
  54. 54Logan County101/sq mi
  55. 55Seneca County99/sq mi
  56. 56Preble County96/sq mi
  57. 57Madison County95/sq mi
  58. 58Washington County93/sq mi
  59. 59Defiance County93/sq mi
  60. 60Mercer County92/sq mi
  61. 61Champaign County91/sq mi
  62. 62Brown County90/sq mi
  63. 63Williams County87/sq mi
  64. 64Morrow County87/sq mi
  65. 65Perry County87/sq mi
  66. 66Darke County86/sq mi
  67. 67Highland County79/sq mi
  68. 68Jackson County78/sq mi
  69. 69Guernsey County73/sq mi
  70. 70Fayette County71/sq mi
  71. 71Putnam County71/sq mi
  72. 72Van Wert County71/sq mi
  73. 73Carroll County68/sq mi
  74. 74Henry County66/sq mi
  75. 75Hocking County66/sq mi
  76. 76Coshocton County65/sq mi
  77. 77Hardin County65/sq mi
  78. 78Gallia County62/sq mi
  79. 79Pike County61/sq mi
  80. 80Wyandot County53/sq mi
  81. 81Meigs County51/sq mi
  82. 82Adams County47/sq mi
  83. 83Paulding County45/sq mi
  84. 84Noble County36/sq mi
  85. 85Harrison County36/sq mi
  86. 86Morgan County33/sq mi
  87. 87Vinton County31/sq mi
  88. 88Monroe County29/sq mi

Questions about this map

Which zip code has the highest population density in Ohio?

Among zip codes with at least 1,000 residents, 43403 (Bowling Green, OH) has the highest: 14,269/sq mi.

Which zip code has the lowest population density in Ohio?

45745 (Lower Salem, OH) has the lowest: 15/sq mi.

What is the population density for the United States?

95/sq mi; in Ohio it is 289/sq mi.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Residents per square mile of land (water excluded). Under 50 is rural, a few hundred is small-town, 2,500+ is urban, and 10,000+ is big-city dense.

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