10 Largest Cities in Idaho

The largest city in Idaho is Boise with a population of 234,576. Yellow Pine is the fastest growing city in Idaho over the past 10 years, having grown since 2010.
Rank Name 2020 Pop 2010 Census Change Density (km²)
1Boise234,576209,57811.93%1,082
2Meridian115,55077,40249.29%1,313
3Nampa101,41081,96123.73%1,193
4Idaho Falls63,54357,28910.92%1,022
5Caldwell59,80946,51228.59%1,021
6Pocatello57,16654,3315.22%664
7Coeur d'Alene52,91744,28319.50%1,272
8Twin Falls51,77044,51216.31%1,040
9Post Falls38,14527,92136.62%973
10Lewiston33,15531,9223.86%740
11Eagle30,94519,99254.79%391
12Rexburg29,51725,53715.59%1,139
13Moscow26,66823,84111.86%1,490
14Kuna23,29015,50150.25%455
15Ammon17,08514,04521.64%869
16Hayden16,01213,31620.25%593
17Chubbuck15,78013,99912.72%1,033
18Mountain Home15,23914,2726.78%971
19Jerome12,17110,93211.33%843
20Garden City12,16110,98110.75%1,151
21Blackfoot12,09612,0140.68%788
22Star11,3005,85093.16%621
23Burley10,66110,3373.13%660
24Rathdrum9,5506,86139.19%704
25Sandpoint9,5237,46627.55%862
26Hailey8,7497,93010.33%859
27Middleton8,6455,50457.07%603
28Payette7,6837,4622.96%745
29Emmett7,2756,53911.26%1,000
30Rupert5,8035,6013.61%1,088
31Fruitland5,5804,76717.05%1,000
32Preston5,5755,2546.11%317
33Weiser5,3915,484-1.70%698
34Shelley4,6124,4314.08%993
35Buhl4,4994,1548.31%925
36American Falls4,2914,474-4.09%1,027
37Rigby4,2413,9507.37%695
38Kimberly4,1963,31126.73%907
39Lincoln3,7483,6472.77%996
40McCall3,6842,95624.63%157
41St. Anthony3,6813,5663.22%919
42Heyburn3,5793,09315.71%529
43Gooding3,4493,600-4.19%877
44Fort Hall3,4023,2016.28%37
45Salmon3,2593,1423.72%502
46Grangeville3,2563,1583.10%840
47Mountain Home AFB3,1503,238-2.72%130
48Soda Springs3,1223,0552.19%272
49Orofino3,1003,201-3.16%486
50Filer2,9392,52716.30%1,111
51Ketchum2,8892,7056.80%348
52Homedale2,8172,6297.15%770
53Spirit Lake2,8111,94144.82%432
54Hidden Springs2,7642,28021.23%422
55Wendell2,7092,782-2.62%744
56Bonners Ferry2,6732,5106.49%438
57Montpelier2,5862,587-0.04%431
58St. Maries2,5162,5040.48%818
59Iona2,5151,83337.21%834
60Bellevue2,4842,3256.84%651
61Dalton Gardens2,4412,3424.23%396
62Victor2,3881,91224.90%349
63Malad City2,2242,0995.96%523
64Kellogg2,1552,1350.94%209
65Parma2,1481,9768.70%767
66Aberdeen1,9761,998-1.10%741
67Priest River1,9391,74011.44%211
68Wilder1,9061,53424.25%1,029
69Driggs1,8761,64414.11%248
70Paul1,6731,18241.54%980
71Pinehurst1,6481,6152.04%639
72Osburn1,5731,5511.42%461
73Shoshone1,5431,4853.91%508
74New Plymouth1,5311,5180.86%860
75Moreland1,5071,27817.92%239
76Sun Valley1,4991,4056.69%61
77Robie Creek1,4181,16222.03%18
78Sugar City1,3751,521-9.60%268
79Marsing1,3561,2944.79%768
80Glenns Ferry1,3531,3252.11%267
81Hansen1,3161,14315.14%1,456
82Kamiah1,2751,291-1.24%448
83Tyhee1,266174
84Ponderay1,1961,04714.23%158
85Ucon1,1671,1105.14%563
86Riverside1,15683837.95%208
87Lapwai1,1281,129-0.09%576
88Challis1,1221,0972.28%226
89Ashton1,0701,124-4.80%648
90Plummer1,0561,0480.76%323
91Cascade1,02893110.42%96
92Genesee9859483.90%620
93Kootenai98474332.44%677
94Council96683515.69%354
95Grace9529163.93%384
96Cottonwood9479034.87%436
97Troy9148576.65%446
98Inkom9118615.81%362
99Arco896990-9.49%324
100Hagerman888893-0.56%583
101Greenleaf8878385.85%445
102Groveland865877-1.37%145
103McCammon8618106.30%149
104Dover85053957.70%104
105Arbon Valley83559939.40%10
106Franklin83466225.98%247
107Menan83175110.65%311
108Potlatch8298033.24%756
109Hazelton8268072.35%887
110Oakley8207706.49%68
111Horseshoe Bend80271911.54%285
112Athol80069215.61%347
113Wallace784785-0.13%333
114Moyie Springs7677255.79%196
115Hauser76167612.57%297
116Teton7557333.00%423
117Mullan6996901.30%326
118Ririe6806583.34%507
119Kooskia6756553.05%412
120Carey6416114.91%72
121Downey6406262.24%253
122Roberts6385927.77%786
123Notus6335936.75%664
124Smelterville6246180.97%788
125Hayden Lake6235885.95%394
126Juliaetta6155776.59%340
127Dubois610676-9.76%86
128Clark Fork59653112.24%234
129Pierce58250515.25%272
130New Meadows57849017.96%382
131Lewisville54445419.82%348
132Melba5435067.31%524
133Paris5385115.28%60
134Deary5345045.95%314
135Mackay5205111.76%232
136Firth5084805.83%342
137Georgetown5064913.05%287
138Craigmont5045040.00%250
139Richfield5004765.04%294
140Idaho City4894459.89%284
141Dayton4844673.64%28
142Winchester47934040.88%1,049
143Weston4754359.20%97
144Grand View4734456.29%318
145Nezperce4714680.64%424
146Weippe438459-4.58%424
147Lava Hot Springs4384126.31%244
148Mud Lake43335820.95%1,174
149Riggins4294133.87%417
150Eden4274045.69%529
151Garden Valley4223947.11%22
152Fairfield414416-0.48%182
153Basalt4123954.30%543
154Bancroft4003708.11%254
155Culdesac3833810.52%664
156Declo3733525.97%520
157Arimo3693505.43%344
158Dietrich3593318.46%428
159Newdale3303183.77%693
160Cambridge319327-2.45%255
161Rockford Bay31418470.65%32
162Kendrick3113022.98%334
163Bliss304316-3.80%159
164Hollister30127310.26%109
165Clifton30125816.67%51
166Parker298304-1.97%331
167Albion2832637.60%232
168Rockland282294-4.08%388
169Tetonia2802636.46%190
170Island Park275276-0.36%17
171Bennington26519039.47%16
172Bovill2622533.56%635
173Worley2612571.56%519
174Castleford25222611.50%1,016
175Irwin2492327.33%39
176Swan Valley24319922.11%8
177East Hope23020810.58%213
178Stites2292232.69%948
179Donnelly22014353.85%117
180Sweetwater21914353.15%71
181Harrison2192085.29%24
182Bloomington2172055.85%88
183Rockford215276-22.10%75
184Oldtown20618014.44%97
185Murtaugh20612762.20%669
186Malta2031944.64%57
187Peck2021944.12%309
188Onaway1941873.74%500
189Crouch19016118.01%204
190Wardner1821772.82%81
191Blanchard181261-30.65%47
192Moore173190-8.95%235
193Fernan Lake Village1711691.18%865
194Ferdinand1651593.77%365
195De Smet163175-6.86%66
196St. Charles16014311.89%88
197Midvale156162-3.70%23
198Smiths Ferry12727
199Tensed1231230.00%253
200Elk River123124-0.81%327
201Acequia123126-2.38%89
202Minidoka1131120.89%415
203Huetter11310013.00%962
204Leadore1091035.83%136
205Hamer1098922.47%220
206Hope1009011.11%84
207White Bird94931.08%561
208Elk City8313
209Murphy798
210Princeton76148-48.65%46
211Stanley716214.52%51
212Conkling Park6725
213Butte City6774-9.46%153
214Reubens65650.00%148
215Placerville595311.32%23
216Oxford584820.83%86
217Parkline5039
218State Line494313.95%172
219Spencer3237-13.51%11
220Atomic City27263.85%131
221Lowman255
222Drummond211631.25%84
223Clayton10825.00%256
224Banks71
225Warm River330.00%2
226Yellow Pine
227Lost River

Top 227 Cities in Idaho by Population

Idaho is one of America’s least populated states, ranking 39th with a population of 1.6 million despite ranking 11th in terms of size by area. Boise City is the only city in the state to have a population that surpasses 100,000, with a total of 218,281 people. The next largest city, Meridian, has less than half of this population, at just over 90,000, while the third most populous city, Nampa, barely trails behind with over 89,000 residents. There is a total of 21 cities with a population that exceeds 10,000.

In all, there are 201 incorporated municipalities that are designated as cities. These cities are spread across 44 counties. Idaho has many incorporated cities with populations that are less than 100 people, with the smallest being Warm River that has an estimated population of just 3 people.

Map of Cities in Idaho

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