ZIP code ranking · MT

Most Populous ZIP Codes in MT

The top 25 ZIP codes ranked by population in MT. The ranking pulls from the latest available data; ZIPs with implausible or incomplete data are excluded.

RankZIPWherePopulation
159901Kalispell, MT· Flathead County63,161
259102Billings, MT· Yellowstone County47,977
359718Four Corners CDP, MT· Gallatin County44,585
459101Lockwood CDP, MT· Yellowstone County42,250
559715Bozeman, MT· Gallatin County39,643
659105Billings, MT· Yellowstone County35,480
759701Butte-Silver Bow (balance), MT· Silver Bow County34,232
859405Great Falls, MT· Cascade County33,350
959601Helena, MT· Lewis and Clark County31,728
1059801Missoula, MT· Missoula County30,916
1159602Helena Valley Northeast CDP, MT· Lewis and Clark County30,754
1259404Great Falls, MT· Cascade County28,822
1359714Sedan CDP, MT· Gallatin County24,282
1459808Missoula, MT· Missoula County23,574
1559106Billings, MT· Yellowstone County21,417
1659802Missoula, MT· Missoula County19,864
1759803Missoula, MT· Missoula County18,401
1859912Columbia Falls, MT· Flathead County15,752
1959840Hamilton, MT· Ravalli County15,679
2059937Whitefish, MT· Flathead County15,114
2159047Pray CDP, MT· Park County14,092
2259401Great Falls, MT· Cascade County13,255
2359870Stevensville, MT· Ravalli County12,506
2459044Laurel, MT· Yellowstone County12,302
2559501Herron CDP, MT· Hill County12,243

HousingHandbook provides informational data and educational content about US residential real estate. Nothing on this site constitutes financial, investment, real estate, tax, or legal advice, or a recommendation to buy, sell, finance, or invest in any property or security. Data may contain errors or be out of date; always verify any information independently and consult licensed professionals before making real estate, financial, or legal decisions.

© 2026 HousingHandbook.