10 Largest Cities in Idaho

The largest city in Idaho is Boise with a population of 229,476. Star is the fastest growing city in Idaho over the past 10 years, having grown 90.77% since 2010.
Rank Name 2020 Pop 2010 Census Change Density (km²)
1Boise229,476209,5769.50%1,059
2Meridian121,85877,42857.38%1,385
3Nampa102,34181,99824.81%1,204
4Idaho Falls63,75357,9959.93%1,026
5Caldwell60,48446,53529.98%1,033
6Pocatello57,29254,3355.44%665
7Coeur d'Alene53,61844,29221.06%1,289
8Twin Falls50,68144,51713.85%1,018
9Post Falls37,85127,94935.43%966
10Lewiston32,88331,9193.02%734
11Eagle31,33220,00956.59%396
12Rexburg30,13425,54217.98%1,162
13Moscow25,89723,8428.62%1,447
14Kuna23,69415,62851.61%463
15Ammon17,81914,03926.92%906
16Chubbuck15,92814,02213.59%1,042
17Hayden15,72813,31918.09%583
18Mountain Home14,62314,2722.46%932
19Jerome12,15710,92211.31%842
20Blackfoot12,14312,0141.07%792
21Garden City12,06810,9839.88%1,142
22Star11,1775,85990.77%615
23Burley10,68310,3323.40%661
24Rathdrum9,6116,86140.08%709
25Sandpoint9,1617,47122.62%829
26Middleton8,9015,53260.90%621
27Hailey8,8107,93011.10%865
28Payette7,8957,5015.25%766
29Emmett7,2316,53910.58%994
30Rupert6,0475,5978.04%1,134
31Preston5,6235,2547.02%320
32Fruitland5,4864,76715.08%983
33Weiser5,4025,485-1.51%700
34Buhl4,5664,1869.08%938
35Shelley4,5264,4302.17%974
36Rigby4,3653,94910.53%715
37American Falls4,3034,475-3.84%1,030
38Kimberly4,1503,31125.34%897
39Lincoln3,8173,6474.66%1,014
40McCall3,7342,95726.28%159
41St. Anthony3,5433,567-0.67%885
42Heyburn3,5003,09313.16%517
43Gooding3,4473,600-4.25%877
44Grangeville3,2783,1583.80%845
45Salmon3,2053,1491.78%494
46Hidden Springs3,1642,28038.77%484
47Orofino3,0883,202-3.56%484
48Soda Springs3,0503,055-0.16%266
49Mountain Home AFB3,0093,238-7.07%124
50Filer3,0042,52618.92%1,136
51Fort Hall2,9713,201-7.19%33
52Ketchum2,8672,7046.03%345
53Homedale2,7712,6315.32%758
54Victor2,7411,91942.83%400
55Wendell2,7322,782-1.80%750
56Bonners Ferry2,6622,5116.01%437
57Montpelier2,5592,588-1.12%426
58Spirit Lake2,5581,94131.79%393
59Bellevue2,4712,3256.28%648
60St. Maries2,4602,500-1.60%800
61Dalton Gardens2,4172,3393.33%392
62Iona2,3681,83329.19%785
63Malad City2,1622,1002.95%509
64Parma2,1571,9769.16%771
65Kellogg2,1472,1400.33%209
66Aberdeen2,0091,9980.55%753
67Priest River1,9311,73911.04%210
68Wilder1,8541,53420.86%1,001
69Driggs1,8421,62713.21%244
70Pinehurst1,6371,6141.43%635
71New Plymouth1,5991,5066.18%898
72Osburn1,5641,5490.97%458
73Sugar City1,5531,5212.10%302
74Sun Valley1,4911,4046.20%60
75Shoshone1,4891,4850.27%490
76Paul1,4641,18223.86%858
77Marsing1,3331,2923.17%755
78Robie Creek1,3121,16212.91%17
79Glenns Ferry1,3081,325-1.28%258
80Hansen1,2811,14611.78%1,417
81Moreland1,2321,278-3.60%195
82Kamiah1,2321,293-4.72%433
83Tyhee1,192164
84Ponderay1,1821,04513.11%156
85Ucon1,1681,1105.23%564
86Riverside1,14983837.11%207
87Lapwai1,1441,1291.33%584
88Arbon Valley1,12459987.65%13
89Challis1,1031,0970.55%222
90Cascade1,04893112.57%98
91Ashton1,0381,124-7.65%628
92Kootenai1,03774439.38%713
93Plummer1,0331,048-1.43%316
94Genesee9629481.48%605
95Dover95354475.18%116
96Cottonwood9509035.20%437
97Grace9449163.06%380
98Inkom9068615.23%360
99Hagerman9048931.23%593
100Council9048358.26%331
101Troy8968574.55%437
102Greenleaf8878385.85%445
103Arco885992-10.79%320
104Franklin84366227.34%250
105McCammon8328102.72%144
106Hazelton8248072.11%885
107Oakley8207706.49%68
108Horseshoe Bend81471913.21%289
109Potlatch8138031.25%741
110Athol80869416.43%351
111Menan8027516.79%300
112Wallace7857840.13%334
113Moyie Springs7717226.79%197
114Hauser7416769.62%289
115Teton7397340.68%414
116Mullan6966891.02%325
117Ririe6826593.49%509
118Kooskia6716513.07%410
119Roberts65258910.70%803
120Carey6476115.89%72
121Notus6455938.77%677
122Downey6366261.60%251
123Hayden Lake6295886.97%397
124Smelterville6266181.29%791
125Groveland624877-28.85%105
126Juliaetta6035774.51%334
127Clark Fork58953011.13%231
128Pierce58850516.44%275
129Dubois580676-14.20%82
130Melba57350613.24%553
131New Meadows55249012.65%365
132Lewisville52845416.30%338
133Paris5255112.74%58
134Deary5145041.98%302
135Firth5104806.25%344
136Mackay506511-0.98%226
137Dayton5054678.14%29
138Georgetown4974911.22%282
139Richfield4944763.78%291
140Garden Valley48939424.11%26
141Craigmont486504-3.57%241
142Grand View4844478.28%325
143Winchester47933941.30%1,049
144Weston4774359.66%97
145Idaho City4694455.39%272
146Nezperce451468-3.63%406
147Weippe441461-4.34%427
148Lava Hot Springs4374155.30%244
149Eden4284045.94%530
150Mud Lake42735819.27%1,158
151Riggins4224063.94%410
152Basalt4133954.56%545
153Bancroft4043709.19%256
154Fairfield385416-7.45%170
155Culdesac3853801.32%667
156Declo3713515.70%518
157Arimo3653504.29%340
158Dietrich3373311.81%402
159Rockford Bay32818478.26%34
160Cambridge321327-1.83%256
161Hollister31827316.48%115
162Newdale308318-3.14%647
163Clifton30825819.38%52
164Kendrick3043020.66%326
165Bliss304316-3.80%159
166Tetonia2892639.89%196
167Parker286304-5.92%318
168Rockland281294-4.42%387
169Albion2792636.08%229
170Island Park264277-4.69%17
171Worley2622571.95%521
172Swan Valley26019930.65%9
173Bovill2572531.58%623
174Castleford25422612.39%1,024
175Irwin2482326.90%39
176Yellow Pine24697
177Sweetwater23914367.13%77
178Stites2352263.98%972
179East Hope23020810.58%213
180Rockford229276-17.03%80
181Donnelly22214355.24%118
182Harrison2152083.37%23
183Bloomington2092051.95%85
184Malta2081947.22%58
185Oldtown20418410.87%96
186De Smet20217515.43%82
187Blanchard201261-22.99%52
188Peck1981913.66%303
189Crouch18816116.77%202
190Onaway1871860.54%482
191Wardner1771760.57%78
192Murtaugh17412737.01%565
193Fernan Lake Village1711691.18%865
194Moore170190-10.53%231
195Ferdinand1631592.52%360
196Midvale161162-0.62%24
197St. Charles1541437.69%85
198Elk City14723
199Acequia1361304.62%98
200Bennington130190-31.58%8
201Tensed1231230.00%253
202Elk River121124-2.42%322
203Princeton115148-22.30%70
204Minidoka1141121.79%419
205Huetter11310013.00%962
206Leadore1071051.90%134
207Hope1049410.64%88
208Hamer1048916.85%210
209Smiths Ferry10121
210White Bird96933.23%573
211Stanley696211.29%49
212Butte City6974-6.76%157
213Conkling Park6825
214Reubens6365-3.08%144
215Murphy636
216Placerville595311.32%23
217Oxford52488.33%77
218State Line514318.60%179
219Spencer3237-13.51%11
220Parkline3023
221Atomic City27263.85%131
222Drummond16160.00%64
223Clayton880.00%205
224Banks61
225Lowman41
226Warm River330.00%2
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

Idaho Cities by First Letter

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

Sources