10 Largest Cities in Montana

The largest city in Montana is Billings with a population of 109,710. King Arthur Park is the fastest growing city in Montana over the past 10 years, having grown 128.46% since 2010.
Rank Name 2020 Pop 2010 Census Change Density (km²)
1Billings109,710104,5094.98%949
2Missoula76,15067,46612.87%853
3Great Falls58,11759,243-1.90%977
4Bozeman51,22537,32037.26%972
5Butte34,37933,5262.54%19
6Helena33,69028,90716.55%773
7Kalispell25,21120,06225.67%811
8Belgrade10,0277,46934.25%1,017
9Havre9,8739,5353.54%1,028
10Anaconda-Deer Lodge County9,1519,291-1.51%5
11Whitefish8,6056,50332.32%478
12Helena Valley Southeast8,4488,2272.69%228
13Miles City8,1258,396-3.23%933
14Helena Valley West Central8,0827,8832.52%118
15Lockwood8,0666,79718.67%242
16Evergreen8,0027,6165.07%361
17Livingston7,8477,02811.65%537
18Laurel6,6826,766-1.24%1,195
19Columbia Falls6,1704,71031.00%1,084
20Sidney6,1305,33314.94%720
21Orchard Homes5,8475,19712.51%401
22Lewistown5,7656,070-5.02%389
23Polson5,1064,58911.27%435
24Four Corners5,0843,14661.60%184
25Hamilton4,9894,29216.24%795
26Glendive4,8724,940-1.38%542
27Bigfork4,6684,2709.32%58
28Helena Valley Northwest4,4653,48228.23%105
29Dillon4,3354,1484.51%944
30Malmstrom AFB4,1793,47220.36%315
31Lolo3,9613,8921.77%162
32Hardin3,7743,6732.75%490
33Helena Valley Northeast3,5572,99518.76%30
34Glasgow3,3223,2891.00%914
35Big Sky3,0582,30832.50%10
36Cut Bank3,0432,9373.61%1,016
37Shelby2,9653,406-12.95%198
38Montana City2,8722,7155.78%33
39North Browning2,8612,40818.81%290
40Libby2,8132,6277.08%590
41Deer Lodge2,7933,154-11.45%751
42Wolf Point2,7142,6084.06%1,220
43Conrad2,4482,583-5.23%744
44Red Lodge2,3172,1259.04%330
45Pablo2,2742,2540.89%181
46Lakeside2,2492,669-15.74%62
47Colstrip2,2212,225-0.18%212
48Townsend2,2081,90316.03%561
49Ronan2,1451,90612.54%688
50Columbus2,1161,90011.37%595
51East Helena2,1152,0154.96%203
52Stevensville2,1141,83615.14%630
53East Missoula2,1112,157-2.13%676
54Lame Deer2,0862,0521.66%14
55Three Forks2,0641,86710.55%547
56Clancy2,0521,66123.54%20
57Crow Agency2,0101,61624.38%106
58Manhattan1,9901,51631.27%440
59Frenchtown1,9491,8256.79%112
60Baker1,8811,7785.79%643
61Roundup1,8521,7893.52%553
62Malta1,8111,995-9.22%680
63Forsyth1,7481,860-6.02%586
64Choteau1,7201,6752.69%456
65Sun Prairie1,7171,6305.34%125
66Big Timber1,7151,6424.45%718
67Plentywood1,6931,733-2.31%482
68King Arthur Park1,686738128.46%1,440
69West Glendive1,6201,948-16.84%163
70South Browning1,6001,785-10.36%264
71Fort Belknap Agency1,5421,29319.26%13
72Bonner-West Riverside1,4861,663-10.64%377
73Thompson Falls1,4581,3279.87%353
74Fort Benton1,4211,464-2.94%239
75Eureka1,4181,4011.21%413
76West Yellowstone1,3761,2718.26%674
77Boulder1,2871,1809.07%442
78Seeley Lake1,2861,659-22.48%41
79Chinook1,2421,2062.99%917
80Plains1,1631,05310.45%731
81Whitehall1,1601,05110.37%635
82Helena Flats1,1481,04310.07%53
83Somers1,0951,109-1.26%143
84Absarokee1,0611,150-7.74%192
85Helena West Side1,0391,637-36.53%28
86Churchill1,03590214.75%112
87Pinesdale1,0259409.04%305
88Ennis1,00983920.26%528
89Browning1,0089832.54%1,408
90Scobey9771,018-4.03%513
91Corvallis9769760.00%654
92Troy9729433.08%443
93Marion9668869.03%22
94Harlowton959992-3.33%592
95Ashland95782416.14%18
96White Sulphur Springs9339320.11%362
97Hays93084310.32%13
98Philipsburg9268449.72%420
99Black Eagle9239042.10%231
100Shepherd89551673.45%155
101Gallatin Gateway8848563.27%58
102Superior8838178.08%357
103Gardiner8798750.46%59
104Fairview8598431.90%414
105Lincoln8571,013-15.40%19
106Rocky Boy West852890-4.27%60
107Poplar8358063.60%1,159
108St. Ignatius8347994.38%604
109Harlem8238131.23%760
110Chester819855-4.21%649
111Darby81772113.31%517
112Pioneer Junction813959-15.22%89
113Park City813983-17.29%328
114Woods Bay81066122.54%230
115Vaughn80765822.64%87
116Culbertson7937288.93%299
117Wye78851154.21%104
118Worden78057735.18%152
119Bridger7597087.20%368
120Clinton7571,052-28.04%89
121Carlton7506948.07%47
122Pray7496819.99%10
123Sheridan74766212.84%286
124Fairfield7266944.61%919
125Walkerville7127041.14%123
126Victor704745-5.50%608
127Cascade674687-1.89%397
128South Hills67151729.79%44
129Joliet65658412.33%923
130Busby647745-13.15%17
131Florence643765-15.95%323
132Arlee6416360.79%38
133Hungry Horse634826-23.24%171
134Parker School62534083.82%33
135Muddy6176170.00%8
136Havre North614716-14.25%71
137Circle605628-3.66%298
138Heart Butte6005823.09%51
139Hot Springs59454010.00%598
140Piltzville59339550.13%306
141Ulm591738-19.92%11
142Jefferson City58147223.09%10
143Trego5695415.18%4
144Belt564581-2.93%645
145Wibaux562586-4.10%202
146Terry560607-7.74%277
147Wheatland545568-4.05%3
148Big Sandy545594-8.25%441
149Pryor539618-12.78%5
150The Silos5075060.20%38
151Ponderosa Pines48833645.24%5
152Valier481510-5.69%215
153White Haven475577-17.68%185
154St. Marie47026478.03%8
155Spokane Creek46735531.55%10
156Fromberg4654395.92%405
157Alberton45841510.36%323
158Broadus452475-4.84%496
159Lodge Grass4454332.77%666
160Batavia43638513.25%93
161Coram434539-19.48%45
162Beaver Creek42827157.93%36
163Twin Bridges42236415.93%161
164Fortine42132529.54%23
165Huntley414446-7.17%105
166Finley Point413480-13.96%37
167Lindisfarne40928444.01%61
168Stanford402404-0.50%362
169Rocky Boy's Agency40235513.24%18
170Azure40028639.86%34
171East Glacier Park Village3883636.89%34
172Jordan38734811.21%428
173Kila385392-1.79%37
174Martin City384500-23.20%86
175Ekalaka37833014.55%142
176Turah36630619.61%109
177Boneau354380-6.84%58
178Sangrey35130614.71%21
179South Glastonbury3458
180Frazer344362-4.97%82
181St. Pierre343350-2.00%16
182Evaro3433226.52%8
183Simms342354-3.39%17
184Wineglass33925632.42%21
185Wilsall33717889.33%116
186Drummond3333078.47%233
187Starr School32925230.56%30
188Sunburst324376-13.83%70
189Dutton3213161.58%392
190Brockton31925525.10%124
191Turtle Lake31820952.15%205
192Augusta3183092.91%133
193Bainville31621546.98%122
194Hysham3133120.32%552
195Lodge Pole30826516.23%9
196Clyde Park3082983.36%327
197Reed Point30719359.07%213
198Belfry30521839.91%71
199Yaak30024820.97%4
200Roberts299361-17.17%29
201Nashua286288-0.69%157
202Charlo286379-24.54%55
203Rader Creek282363-22.31%5
204Bear Dance2822752.55%39
205Riverbend272484-43.80%27
206Emigrant271488-44.47%10
207Winston26914782.99%20
208Savage268144
209Lewistown Heights266407-34.64%44
210Willow Creek25821022.86%37
211Santa Rita250113121.24%30
212Condon247343-27.99%4
213Geraldine244257-5.06%164
214Hinsdale24221711.52%14
215Hobson2392275.29%432
216Fort Peck2392351.70%103
217Ryegate234247-5.26%120
218Basin2322129.43%7
219Denton231247-6.48%125
220Kings Point22915151.66%65
221Lima2272212.71%160
222Belknap22715843.67%18
223Ballantine225320-29.69%95
224Noxon2232182.29%70
225West Havre222316-29.75%45
226Wyola2202152.33%13
227Medicine Lake218224-2.68%213
228Joplin21815738.85%67
229Virginia City21619212.50%88
230Dixon2162036.40%13
231Sand Coulee210212-0.94%31
232St. Regis210319-34.17%95
233Little Browning2102061.94%80
234Elliston207219-5.48%10
235Rollins201209-3.83%27
236Highwood20117614.20%17
237Froid2011943.61%124
238Gibson Flats2001990.50%26
239Winifred193205-5.85%142
240Herron18911662.93%16
241Crane18610282.35%28
242Rudyard183258-29.07%77
243Saco182203-10.34%231
244Stockett1801696.51%47
245Broadview180197-8.63%265
246Trout Creek178242-26.45%37
247Power177179-1.12%46
248Moore176186-5.38%232
249Winnett175179-2.23%66
250Amsterdam173180-3.89%25
251Richey171176-2.84%256
252Gildford171179-4.47%58
253Big Arm169177-4.52%12
254Swan Lake16811348.67%9
255Lavina167181-7.73%64
256West Glacier166227-26.87%15
257Elmo165180-8.33%201
258Lonepine160162-1.23%5
259Rexford15911044.55%727
260Paradise158163-3.07%247
261Maxville15713020.77%9
262Avon15611140.54%5
263Little Bitterroot Lake154194-20.62%7
264Westby150162-7.41%103
265Brady1491406.43%19
266Olney146191-23.56%42
267Gallatin River Ranch1468
268Jette143253-43.48%89
269Pony14111819.49%41
270Heron141282-50.00%11
271Plevna139163-14.72%91
272Roy13810827.78%16
273St. Xavier1369
274Edgar13511418.42%78
275Camp Three134173-22.54%12
276Kevin132156-15.38%141
277Geyser12956
278Whitewater12746
279Springhill126130-3.08%18
280Sula12214
281Judith Gap121128-5.47%141
282Hingham1201181.69%270
283Custer120159-24.53%147
284Fort Smith119161-26.09%33
285Dupuyer11810
286Forest Hill Village117206-43.20%29
287Fort Shaw116280-58.57%8
288Dodson112126-11.11%260
289Melstone1101100.00%69
290Birney110137-19.71%3
291Alder1091035.83%21
292Fallon107164-34.76%8
293Grass Range105110-4.55%290
294Cardwell10419
295Harrison103137-24.82%175
296Bridger10311
297Fox Lake100158-36.71%9
298Conner98216-54.63%21
299Dayton9769
300Wisdom9135
301Ravalli9013
302Corwin Springs87109-20.18%24
303Carter8712
304Loma8610
305De Borgia866
306Turner8574
307Opheim83830.00%154
308Greycliff83112-25.89%63
309Bearcreek83777.79%280
310Hebgen Lake Estates81170
311Garrison803
312Sylvanite78103-24.27%5
313Sedan77
314Old Agency74107-30.84%50
315Toston73108-32.41%11
316Kerr73251-70.92%31
317Camas7351
318Rosebud72111-35.14%36
319Babb72174-58.62%3
320Happys Inn68164-58.54%3
321Antelope68130
322Kremlin6658
323Weeksville659
324Saddle Butte65128-49.22%10
325Flaxville6571-8.45%320
326Ovando643
327Cooke City633
328Radersburg6194
329Boyd61105
330West Kootenai58365-84.11%1
331Sweet Grass5845
332Sun River56124-54.84%12
333Huson56210-73.33%29
334Klein53168-68.45%2
335Shawmut519
336Roscoe4984
337Neihart4951-3.92%10
338Biddle481
339Lake Mary Ronan4717
340Box Elder4723
341Outlook4547-4.26%14
342Kicking Horse45286-84.27%7
343Inverness454
344Musselshell447
345Marysville4333
346Jardine381
347Reserve3510
348Rocky Point3019
349Silver Gate293
350Martinsdale2712
351Zortman263
352Bynum256
353Alzada2317
354Silesia214
355Logan2015
356Stryker197
357Springdale1955
358Ismay1821-14.29%17
359Charlos Heights17120-85.83%6
360Craig1621
361Niarada7
362Indian Springs
363Elkhorn

Top 363 Cities in Montana by Population

Montana is one of the least populated states in the U.S. Its population of 1,052,343 puts it at 44th in terms of population when compared to the other states. Not surprisingly, there is just one city that has a population of over 100,000, which is Billings. As of 2017, this city had a population of 110,263. Coming in second place is Missoula, with a population of over 71,000, followed by Great Falls with a population that’s approaching 60,000 inhabitants. In total there are six cities in Montana with populations of at least 10,000, which includes Helena, the state capital.

There are a total of 129 incorporated municipalities that are designated as cities or towns. These are spread across the state’s 56 counties. Breaking this down further, Montana divides its cities into three different classes: First Class, Second Class, and Third Class. First Class cities have populations of over 10,000, Second Class cities have populations between 5,000 and 10,000, while Third Class cities have populations between 1,000 and 5,000. An increase or decrease in population can lead to a change in classes. Looking at individual municipalities, Ismay in Custer County is the smallest town with a population of just 19 inhabitants, while the smallest city is Judith Gap in Wheatland County, with a population of just 126 people.

Map of Cities in Montana

Montana Cities by First Letter

  1. US Census Annual Estimates - 2020 Estimates Calculated via Linear Projection of Previous Estimates

Sources