| City | County | Population (2017) |
Land Ares Square Miles |
Density per Sq Mile |
|---|---|---|---|---|
| Boise City | Ada County | 228,959 | 84 | 2726 |
| Eagle | Ada County | 29,796 | 31 | 961 |
| Garden City | Ada County | 11,969 | 4 | 2992 |
| Hidden Springs | Ada County | 2,515 | 3 | 838 |
| Kuna | Ada County | 22,257 | 20 | 1113 |
| Meridian | Ada County | 114,161 | 34 | 3358 |
| Star | Ada County / Canyon County | 10,532 | 7 | 1505 |
| Council | Adams County | 894 | 1 | 894 |
| New Meadows | Adams County | 537 | 1 | 537 |
| Tyhee | Bannock County | 1,156 | 3 | 385 |
| Arimo | Bannock County | 364 | 0 | 0 |
| Chubbuck | Bannock County | 15,588 | 6 | 2598 |
| Downey | Bannock County | 633 | 1 | 633 |
| Inkom | Bannock County | 902 | 1 | 902 |
| Lava Hot Springs | Bannock County | 432 | 1 | 432 |
| McCammon | Bannock County | 831 | 2 | 416 |
| Fort Hall | Bannock County / Bingham County | 3,589 | 35 | 103 |
| Pocatello | Bannock County / Power County | 56,637 | 33 | 1716 |
| St. Charles | Bear Lake County | 153 | 1 | 153 |
| Bennington | Bear Lake County | 253 | 6 | 42 |
| Bloomington | Bear Lake County | 209 | 1 | 209 |
| Georgetown | Bear Lake County | 494 | 1 | 494 |
| Montpelier | Bear Lake County | 2,538 | 2 | 1269 |
| Paris | Bear Lake County | 521 | 3 | 174 |
| Plummer | Benewah County | 1,029 | 1 | 1029 |
| St. Maries | Benewah County | 2,448 | 1 | 2448 |
| Tensed | Benewah County | 121 | 0 | 0 |
| De Smet | Benewah County | 172 | 1 | 172 |
| Riverside | Bingham County | 1,187 | 2 | 594 |
| Rockford | Bingham County | 276 | 1 | 276 |
| Shelley | Bingham County | 4,466 | 2 | 2233 |
| Aberdeen | Bingham County | 1,977 | 1 | 1977 |
| Basalt | Bingham County | 408 | 0 | 0 |
| Blackfoot | Bingham County | 12,034 | 6 | 2006 |
| Firth | Bingham County | 499 | 1 | 499 |
| Groveland | Bingham County | 955 | 2 | 478 |
| Moreland | Bingham County | 1,262 | 2 | 631 |
| Sun Valley | Blaine County | 1,486 | 10 | 149 |
| Bellevue | Blaine County | 2,456 | 1 | 2456 |
| Carey | Blaine County | 645 | 3 | 215 |
| Hailey | Blaine County | 8,689 | 4 | 2172 |
| Ketchum | Blaine County | 2,855 | 3 | 952 |
| Robie Creek | Boise County | 1,661 | 30 | 55 |
| Crouch | Boise County | 183 | 0 | 0 |
| Garden Valley | Boise County | 345 | 7 | 49 |
| Horseshoe Bend | Boise County | 787 | 1 | 787 |
| Idaho City | Boise County | 467 | 1 | 467 |
| Ponderay | Bonner County | 1,157 | 3 | 386 |
| Priest River | Bonner County | 1,893 | 4 | 473 |
| Sandpoint | Bonner County | 8,931 | 4 | 2233 |
| Blanchard | Bonner County | 216 | 1 | 216 |
| Clark Fork | Bonner County | 579 | 1 | 579 |
| Dover | Bonner County | 874 | 3 | 291 |
| East Hope | Bonner County | 225 | 0 | 0 |
| Hope | Bonner County | 102 | 0 | 0 |
| Kootenai | Bonner County | 978 | 1 | 978 |
| Oldtown | Bonner County | 201 | 1 | 201 |
| Swan Valley | Bonneville County | 245 | 11 | 22 |
| Ucon | Bonneville County | 1,161 | 1 | 1161 |
| Ammon | Bonneville County | 17,115 | 8 | 2139 |
| Idaho Falls | Bonneville County | 62,888 | 24 | 2620 |
| Iona | Bonneville County | 2,354 | 1 | 2354 |
| Irwin | Bonneville County | 247 | 2 | 124 |
| Lincoln | Bonneville County | 3,331 | 1 | 3331 |
| Ririe | Bonneville County / Jefferson County | 681 | 1 | 681 |
| Bonners Ferry | Boundary County | 2,637 | 2 | 1319 |
| Moyie Springs | Boundary County | 761 | 2 | 381 |
| Arco | Butte County | 880 | 1 | 880 |
| Moore | Butte County | 170 | 0 | 0 |
| Fairfield | Camas County | 395 | 1 | 395 |
| Wilder | Canyon County | 1,823 | 1 | 1823 |
| Caldwell | Canyon County | 58,481 | 23 | 2543 |
| Greenleaf | Canyon County | 886 | 1 | 886 |
| Melba | Canyon County | 558 | 0 | 0 |
| Middleton | Canyon County | 8,466 | 6 | 1411 |
| Nampa | Canyon County | 99,277 | 33 | 3008 |
| Notus | Canyon County | 638 | 0 | 0 |
| Parma | Canyon County | 2,147 | 1 | 2147 |
| Soda Springs | Caribou County | 3,023 | 4 | 756 |
| Bancroft | Caribou County | 394 | 1 | 394 |
| Grace | Caribou County | 935 | 1 | 935 |
| Albion | Cassia County | 276 | 0 | 0 |
| Declo | Cassia County | 369 | 0 | 0 |
| Malta | Cassia County | 205 | 1 | 205 |
| Oakley | Cassia County | 812 | 5 | 162 |
| Burley | Cassia County / Minidoka County | 10,582 | 6 | 1764 |
| Dubois | Clark County | 584 | 3 | 195 |
| Weippe | Clearwater County | 444 | 0 | 0 |
| Elk River | Clearwater County | 122 | 0 | 0 |
| Orofino | Clearwater County | 3,099 | 2 | 1550 |
| Pierce | Clearwater County | 590 | 1 | 590 |
| Challis | Custer County | 1,091 | 2 | 546 |
| Mackay | Custer County | 501 | 1 | 501 |
| Glenns Ferry | Elmore County | 1,303 | 2 | 652 |
| Mountain Home | Elmore County | 14,562 | 6 | 2427 |
| Mountain Home AFB | Elmore County | 3,070 | 9 | 341 |
| Preston | Franklin County | 5,557 | 7 | 794 |
| Weston | Franklin County | 470 | 2 | 235 |
| Clifton | Franklin County | 304 | 2 | 152 |
| Dayton | Franklin County | 494 | 7 | 71 |
| Franklin | Franklin County | 835 | 1 | 835 |
| St. Anthony | Fremont County | 3,553 | 2 | 1777 |
| Teton | Fremont County | 740 | 1 | 740 |
| Ashton | Fremont County | 1,050 | 1 | 1050 |
| Island Park | Fremont County | 266 | 6 | 44 |
| Newdale | Fremont County | 314 | 0 | 0 |
| Parker | Fremont County | 291 | 0 | 0 |
| Emmett | Gem County | 7,054 | 3 | 2351 |
| Wendell | Gooding County | 2,714 | 1 | 2714 |
| Bliss | Gooding County | 305 | 1 | 305 |
| Gooding | Gooding County | 3,446 | 2 | 1723 |
| Hagerman | Gooding County | 893 | 1 | 893 |
| Riggins | Idaho County | 416 | 0 | 0 |
| Stites | Idaho County | 232 | 0 | 0 |
| Cottonwood | Idaho County | 940 | 1 | 940 |
| Ferdinand | Idaho County | 162 | 0 | 0 |
| Grangeville | Idaho County | 3,237 | 1 | 3237 |
| Kooskia | Idaho County | 664 | 1 | 664 |
| Kamiah | Idaho County / Lewis County | 1,244 | 1 | 1244 |
| Rigby | Jefferson County | 4,292 | 2 | 2146 |
| Roberts | Jefferson County | 637 | 0 | 0 |
| Hamer | Jefferson County | 104 | 0 | 0 |
| Lewisville | Jefferson County | 520 | 1 | 520 |
| Menan | Jefferson County | 804 | 1 | 804 |
| Mud Lake | Jefferson County | 419 | 0 | 0 |
| Eden | Jerome County | 427 | 0 | 0 |
| Hazelton | Jerome County | 821 | 0 | 0 |
| Jerome | Jerome County | 11,994 | 6 | 1999 |
| Post Falls | Kootenai County | 36,250 | 15 | 2417 |
| Rathdrum | Kootenai County | 9,150 | 5 | 1830 |
| Rockford Bay | Kootenai County | 331 | 4 | 83 |
| Spirit Lake | Kootenai County | 2,533 | 3 | 844 |
| Worley | Kootenai County | 262 | 0 | 0 |
| Athol | Kootenai County | 792 | 1 | 792 |
| Coeur d'Alene | Kootenai County | 52,414 | 16 | 3276 |
| Dalton Gardens | Kootenai County | 2,410 | 2 | 1205 |
| Fernan Lake Village | Kootenai County | 171 | 0 | 0 |
| Harrison | Kootenai County | 216 | 4 | 54 |
| Hauser | Kootenai County | 739 | 1 | 739 |
| Hayden | Kootenai County | 15,434 | 10 | 1543 |
| Hayden Lake | Kootenai County | 623 | 1 | 623 |
| Huetter | Kootenai County | 112 | 0 | 0 |
| Potlatch | Latah County | 814 | 0 | 0 |
| Troy | Latah County | 895 | 1 | 895 |
| Bovill | Latah County | 258 | 0 | 0 |
| Deary | Latah County | 516 | 1 | 516 |
| Genesee | Latah County | 965 | 1 | 965 |
| Juliaetta | Latah County | 601 | 1 | 601 |
| Kendrick | Latah County | 305 | 0 | 0 |
| Moscow | Latah County | 25,702 | 7 | 3672 |
| Onaway | Latah County | 188 | 0 | 0 |
| Salmon | Lemhi County | 3,169 | 3 | 1056 |
| Leadore | Lemhi County | 106 | 0 | 0 |
| Winchester | Lewis County | 443 | 0 | 0 |
| Craigmont | Lewis County | 489 | 1 | 489 |
| Nezperce | Lewis County | 458 | 0 | 0 |
| Richfield | Lincoln County | 496 | 1 | 496 |
| Shoshone | Lincoln County | 1,502 | 1 | 1502 |
| Dietrich | Lincoln County | 341 | 0 | 0 |
| Rexburg | Madison County | 29,400 | 10 | 2940 |
| Sugar City | Madison County | 1,452 | 2 | 726 |
| Rupert | Minidoka County | 5,893 | 2 | 2947 |
| Acequia | Minidoka County | 133 | 1 | 133 |
| Heyburn | Minidoka County | 3,447 | 3 | 1149 |
| Minidoka | Minidoka County | 113 | 0 | 0 |
| Paul | Minidoka County | 1,449 | 1 | 1449 |
| Sweetwater | Nez Perce County | 271 | 1 | 271 |
| Culdesac | Nez Perce County | 383 | 0 | 0 |
| Lapwai | Nez Perce County | 1,137 | 1 | 1137 |
| Lewiston | Nez Perce County | 32,788 | 17 | 1929 |
| Peck | Nez Perce County | 196 | 0 | 0 |
| Malad City | Oneida County | 2,137 | 2 | 1069 |
| Grand View | Owyhee County | 469 | 1 | 469 |
| Homedale | Owyhee County | 2,720 | 1 | 2720 |
| Marsing | Owyhee County | 1,318 | 1 | 1318 |
| Fruitland | Payette County | 5,426 | 2 | 2713 |
| New Plymouth | Payette County | 1,554 | 1 | 1554 |
| Payette | Payette County | 7,727 | 4 | 1932 |
| Rockland | Power County | 283 | 0 | 0 |
| American Falls | Power County | 4,315 | 2 | 2158 |
| Arbon Valley | Power County | 587 | 34 | 17 |
| Smelterville | Shoshone County | 621 | 0 | 0 |
| Wallace | Shoshone County | 782 | 1 | 782 |
| Wardner | Shoshone County | 176 | 1 | 176 |
| Kellogg | Shoshone County | 2,136 | 4 | 534 |
| Mullan | Shoshone County | 692 | 1 | 692 |
| Osburn | Shoshone County | 1,556 | 1 | 1556 |
| Pinehurst | Shoshone County | 1,626 | 1 | 1626 |
| Tetonia | Teton County | 288 | 1 | 288 |
| Victor | Teton County | 2,503 | 3 | 834 |
| Driggs | Teton County | 1,817 | 3 | 606 |
| Twin Falls | Twin Falls County | 50,197 | 19 | 2642 |
| Buhl | Twin Falls County | 4,507 | 2 | 2254 |
| Castleford | Twin Falls County | 250 | 0 | 0 |
| Filer | Twin Falls County | 2,931 | 1 | 2931 |
| Hansen | Twin Falls County | 1,284 | 0 | 0 |
| Hollister | Twin Falls County | 309 | 1 | 309 |
| Kimberly | Twin Falls County | 4,054 | 2 | 2027 |
| Murtaugh | Twin Falls County | 172 | 0 | 0 |
| Smiths Ferry | Valley County | 145 | 2 | 73 |
| Cascade | Valley County | 1,025 | 4 | 256 |
| Donnelly | Valley County | 218 | 1 | 218 |
| McCall | Valley County | 3,597 | 9 | 400 |
| Weiser | Washington County | 5,376 | 3 | 1792 |
| Cambridge | Washington County | 320 | 0 | 0 |
| Midvale | Washington County | 159 | 3 | 53 |
| Totals: | 1,278,410 |
