ZipCodeLook
Loading 33,000 zip codes…

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
Montana
8/sq mi
Rankings
Full list

Top and bottom zip codes in Montana

Zip codes with 1,000+ residents

Most densely populated zip codes

See all
  1. 159812Missoula5,493/sq mi
  2. 259401Great Falls4,478/sq mi
  3. 359801Missoula4,009/sq mi
  4. 459102Billings3,190/sq mi
  5. 559802Missoula438/sq mi
  6. 659105Billings370/sq mi
  7. 759718Bozeman271/sq mi
  8. 859601Helena244/sq mi
  9. 959106Billings191/sq mi
  10. 1059803Missoula190/sq mi

Most sparsely populated zip codes

See all
  1. 159215Circle1/sq mi
  2. 259349Terry1/sq mi
  3. 359317Broadus1/sq mi
  4. 459645White Sulphur Springs1/sq mi
  5. 559520Big Sandy1/sq mi
  6. 659538Malta1/sq mi
  7. 759353Wibaux1/sq mi
  8. 859327Forsyth1/sq mi
  9. 959639Lincoln2/sq mi
  10. 1059523Chinook2/sq mi

Population density by county in Montana

  1. 1Yellowstone County64/sq mi
  2. 2Silver Bow County50/sq mi
  3. 3Gallatin County48/sq mi
  4. 4Missoula County47/sq mi
  5. 5Cascade County31/sq mi
  6. 6Flathead County22/sq mi
  7. 7Lake County22/sq mi
  8. 8Lewis and Clark County21/sq mi
  9. 9Ravalli County20/sq mi
  10. 10Deer Lodge County13/sq mi
  11. 11Jefferson County8/sq mi
  12. 12Broadwater County6/sq mi
  13. 13Park County6/sq mi
  14. 14Lincoln County6/sq mi
  15. 15Hill County6/sq mi
  16. 16Carbon County5/sq mi
  17. 17Richland County5/sq mi
  18. 18Stillwater County5/sq mi
  19. 19Sanders County5/sq mi
  20. 20Glacier County5/sq mi
  21. 21Roosevelt County5/sq mi
  22. 22Mineral County4/sq mi
  23. 23Dawson County4/sq mi
  24. 24Pondera County4/sq mi
  25. 25Custer County3/sq mi
  26. 26Powell County3/sq mi
  27. 27Musselshell County3/sq mi
  28. 28Teton County3/sq mi
  29. 29Fergus County3/sq mi
  30. 30Big Horn County3/sq mi
  31. 31Madison County3/sq mi
  32. 32Toole County3/sq mi
  33. 33Sheridan County2/sq mi
  34. 34Granite County2/sq mi
  35. 35Sweet Grass County2/sq mi
  36. 36Beaverhead County2/sq mi
  37. 37Fallon County2/sq mi
  38. 38Blaine County2/sq mi
  39. 39Rosebud County2/sq mi
  40. 40Chouteau County2/sq mi
  41. 41Valley County2/sq mi
  42. 42Liberty County1/sq mi
  43. 43Wheatland County1/sq mi
  44. 44Wibaux County1/sq mi
  45. 45Judith Basin County1/sq mi
  46. 46Daniels County1/sq mi
  47. 47Golden Valley County1/sq mi
  48. 48Meagher County1/sq mi
  49. 49Phillips County1/sq mi
  50. 50Prairie County1/sq mi
  51. 51Treasure County1/sq mi
  52. 52McCone County1/sq mi
  53. 53Powder River County1/sq mi
  54. 54Carter County0/sq mi
  55. 55Petroleum County0/sq mi
  56. 56Garfield County0/sq mi

Questions about this map

Which zip code has the highest population density in Montana?

Among zip codes with at least 1,000 residents, 59812 (Missoula, MT) has the highest: 5,493/sq mi.

Which zip code has the lowest population density in Montana?

59215 (Circle, MT) has the lowest: 1/sq mi.

What is the population density for the United States?

95/sq mi; in Montana it is 8/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.

More maps