Population of Cities in Idaho (2018)

0
Over 1 Million
2
100,000 to 1 Million
20
10,000 to 100,000

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.

Idaho has 0 cities with more than a million people, 2 cities with between 100,000 and 1 million people, and 20 cities with between 10,000 and 100,000 people. The largest city in Idaho is Boise City, with a population of 228,900 people.

Boise City

This capital is the 99th largest city in the U.S. by population.

228,900

Meridian

Growth of 81.5% since the 2000 Census makes Meridian the fastest-growing city in Idaho.

103,867

Nampa

Nampa is the largest city in Canyon County.

94,682

Idaho Falls

In the 1800s, Idaho Falls was known as Eagle Rock.

62,087

Caldwell

Caldwell is the setting for College of Idaho, one of the oldest colleges in the state.

56,353

Coeur d'Alene

This city is known to locals as CDA or by its nickname, Lake City.

52,593

Twin Falls

Snake River Canyon, which was once the site of a stunt by Evel Knievel, is located in Twin Falls.

50,116

Lewiston

Lewiston was founded in 1861 during the Gold Rush.

33,334

Post Falls

This city is named after Frederick Post, a man who built a lumber mill along the Spokane River in the 1800s.

34,371

Name 2018 Population
Boise City228,900
Meridian103,867
Nampa94,682
Idaho Falls62,087
Caldwell56,353
Pocatello 55,054
Coeur d'Alene52,593
Twin Falls50,116
Post Falls34,371
Lewiston33,334
Rexburg29,726
Eagle27,165
Moscow25,984
Kuna19,176
Ammon15,696
Chubbuck15,056
Hayden14,790
Mountain Home14,116
Blackfoot12,056
Garden City11,732
Jerome11,659
Burley 10,590
Star 9,521
Rathdrum8,685
Hailey8,426
Sandpoint8,298
Middleton7,904
Payette7,546
Emmett6,907
Rupert5,975
Weiser5,605
Preston5,574
Fruitland5,170
Buhl4,370
Shelley4,362
American Falls4,347
Rigby4,160
Kimberly3,948
McCall3,638
St. Anthony3,574
Gooding3,485
Heyburn3,407
Grangeville3,101
Soda Springs3,070
Orofino3,036
Salmon3,033
Filer2,817
Ketchum2,813
Wendell2,695
Bonners Ferry2,676
Homedale2,608
Montpelier2,520
Iona2,479
St. Maries2,448
Dalton Gardens2,430
Bellevue2,355
Spirit Lake2,321
Victor2,217
Parma2,113
Malad City2,100
Kellogg2,077
Aberdeen1,919
Driggs1,850
Priest River1,825
Wilder1,781
Pinehurst1,573
New Plymouth1,569
Osburn1,503
Shoshone1,481
Sun Valley1,464
Sugar City1,427
Kamiah 1,332
Marsing1,304
Hansen1,251
Glenns Ferry1,245
Paul1,212
Ponderay1,191
Ucon1,146
Lapwai1,146
Ashton1,063
Challis1,043
Cascade1,029
Plummer1,025
Genesee972
Grace942
Troy905
Cottonwood905
Greenleaf884
Inkom881
Hagerman880
Franklin868
Dover849
Kootenai848
Arco847
Council840
Potlatch823
Menan821
McCammon815
Hazelton797
Oakley780
Moyie Springs772
Athol769
Wallace755
Hauser729
Teton728
Horseshoe Bend700
Mullan672
Ririe 653
Kooskia641
Notus623
Hayden Lake622
Downey613
Carey609
Smelterville594
Juliaetta590
Roberts587
Dubois577
Clark Fork563
Melba537
Deary517
Dayton512
Craigmont511
Lewisville509
Paris504
Georgetown503
New Meadows491
Weston485
Nezperce484
Pierce483
Mackay479
Richfield473
Firth468
Idaho City448
Grand View445
Weippe429
Lava Hot Springs412
Mud Lake410
Eden401
Riggins400
Fairfield391
Basalt386
Bancroft381
Culdesac374
Arimo371
Winchester363
Declo355
Dietrich330
Clifton330
Newdale326
Cambridge324
Parker310
Kendrick301
Bliss293
Rockland292
Tetonia292
Hollister281
Island Park280
Albion267
Worley264
Bovill247
Castleford239
Irwin234
Swan Valley233
Stites228
East Hope227
Harrison223
Bloomington215
Peck198
Onaway195
Malta192
Oldtown186
Fernan Lake Village176
Wardner175
Crouch169
Midvale168
Donnelly166
Moore164
Ferdinand161
Murtaugh153
St. Charles141
Acequia129
Tensed123
Elk River119
Minidoka112
Huetter111
Leadore100
Hope94
Hamer93
White Bird91
Stanley73
Butte City67
Reubens66
Placerville56
Oxford48
State Line44
Spencer30
Atomic City28
Drummond15
Clayton7
Warm River3