| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Gale | city | Idaho | United States | 43.76528 | -111.71861 | 5262 | 3125 |
| Galena | city | Idaho | United States | 43.87139 | -114.65639 | 7394 | 131 |
| Gannett | city | Idaho | United States | 43.36 | -114.175 | 4901 | 98 |
| Garden City | city | Idaho | United States | 43.62222 | -116.23722 | 2693 | 111995 |
| Garden City historical | city | Idaho | United States | 44.5075 | -114.22389 | 5150 | 46 |
| Garden Valley | city | Idaho | United States | 44.09 | -115.95111 | 3464 | 78 |
| Gardena | city | Idaho | United States | 43.97583 | -116.19 | 2798 | 145 |
| Garfield | city | Idaho | United States | 48.18417 | -116.42833 | 2224 | 1396 |
| Garfield | city | Idaho | United States | 43.63528 | -111.96306 | 4806 | 6046 |
| Garrard Ranch | city | Idaho | United States | 42.31667 | -114.00083 | 4583 | 112 |
| Garwood | city | Idaho | United States | 47.83194 | -116.77639 | 2329 | 6930 |
| Gay | city | Idaho | United States | 43.04833 | -112.1175 | 5774 | 356 |
| Gayway Corner | city | Idaho | United States | 44.02583 | -116.9225 | 2198 | 11002 |
| Gem | city | Idaho | United States | 47.50833 | -115.86694 | 3717 | 256 |
| Genesee | city | Idaho | United States | 46.55083 | -116.92444 | 2700 | 999 |
| Geneva | city | Idaho | United States | 42.35861 | -111.06444 | 6184 | 230 |
| Gentry | city | Idaho | United States | 47.47417 | -115.89417 | 3139 | 1272 |
| Georgetown | city | Idaho | United States | 42.48222 | -111.37 | 6118 | 240 |
| German Settlement | city | Idaho | United States | 46.41861 | -116.50083 | 3300 | 403 |
| Gerrard | city | Idaho | United States | 43.38444 | -112.03917 | 4721 | 4629 |
| Gerrit | city | Idaho | United States | 44.20861 | -111.27028 | 5859 | 19 |
| Gibbonsville | city | Idaho | United States | 45.55556 | -113.92222 | 4599 | 173 |
| Gibbs | city | Idaho | United States | 47.69083 | -116.80278 | 2208 | 30758 |
| Gibler | city | Idaho | United States | 45.73806 | -115.38861 | 4399 | 14 |
| Gibson | city | Idaho | United States | 43.10056 | -112.4175 | 4530 | 1810 |
| Gifford | city | Idaho | United States | 46.44333 | -116.55556 | 2965 | 403 |
| Gilmore | city | Idaho | United States | 44.45889 | -113.26889 | 7142 | 47 |
| Gimlet | city | Idaho | United States | 43.60417 | -114.34889 | 5600 | 896 |
| Givens Hot Springs | city | Idaho | United States | 43.42222 | -116.71389 | 2299 | 694 |
| Giveout | city | Idaho | United States | 42.41861 | -111.15778 | 6984 | 304 |
| Glencoe | city | Idaho | United States | 42.01111 | -111.4075 | 5921 | 177 |
| Glendale | city | Idaho | United States | 44.83472 | -116.40639 | 3582 | 126 |
| Glendale | city | Idaho | United States | 42.13 | -111.70417 | 5196 | 805 |
| Glengary | city | Idaho | United States | 48.22194 | -116.37361 | 2119 | 776 |
| Glenns Ferry | city | Idaho | United States | 42.955 | -115.3 | 2598 | 61 |
| Glenwood | city | Idaho | United States | 46.24417 | -115.83194 | 3198 | 19 |
| Godwin | city | Idaho | United States | 42.51278 | -114.57389 | 4032 | 3333 |
| Golconda | city | Idaho | United States | 47.47472 | -115.87 | 2998 | 773 |
| Gold Creek | city | Idaho | United States | 47.13722 | -115.40694 | 4199 | 33 |
| Gold Point | city | Idaho | United States | 45.78306 | -115.39278 | 4199 | 14 |
| Goldburg | city | Idaho | United States | 44.38556 | -113.645 | 6092 | 56 |
| Golden | city | Idaho | United States | 45.81222 | -115.67889 | 3891 | 14 |
| Good Grief | city | Idaho | United States | 48.94944 | -116.17639 | 2700 | 476 |
| Gooding | city | Idaho | United States | 42.93889 | -114.71222 | 3595 | 476 |
| Goodrich | city | Idaho | United States | 44.65361 | -116.55694 | 2936 | 101 |
| Goshen | city | Idaho | United States | 43.30972 | -112.0825 | 4737 | 1693 |
| Goshen Junction | city | Idaho | United States | 43.30833 | -112.17861 | 4599 | 1704 |
| Grace | city | Idaho | United States | 42.57611 | -111.72972 | 5538 | 299 |
| Graham historical | city | Idaho | United States | 43.96889 | -115.27361 | 5797 | 61 |
| Grainville | city | Idaho | United States | 44.02722 | -111.36722 | 5485 | 504 |
| Grand Junction | city | Idaho | United States | 47.72917 | -116.97278 | 2188 | 7755 |
| Grand View | city | Idaho | United States | 42.98972 | -116.0925 | 2372 | 137 |
| Grandjean | city | Idaho | United States | 44.16028 | -115.16667 | 5557 | 60 |
| Grandview | city | Idaho | United States | 43.05306 | -112.7875 | 4416 | 215 |
| Grangeville | city | Idaho | United States | 45.92667 | -116.12139 | 3467 | 383 |
| Granite | city | Idaho | United States | 48.01056 | -116.66944 | 2381 | 676 |
| Granite | city | Idaho | United States | 48.08778 | -116.42472 | 2198 | 525 |
| Granite | city | Idaho | United States | 43.94083 | -115.96667 | 4294 | 145 |
| Grant | city | Idaho | United States | 43.64083 | -112.0125 | 4796 | 3958 |
| Grasmere | city | Idaho | United States | 42.37667 | -115.88167 | 5065 | 19 |
| Gray | city | Idaho | United States | 43.05 | -111.37833 | 6466 | 40 |
| Green | city | Idaho | United States | 45.45222 | -115.94583 | 3221 | 43 |
| Greencreek | city | Idaho | United States | 46.10722 | -116.26333 | 3264 | 476 |
| Greenleaf | city | Idaho | United States | 43.67139 | -116.81528 | 2401 | 3733 |
| Greentimber historical | city | Idaho | United States | 44.08528 | -111.27444 | 5748 | 320 |
| Greenwood | city | Idaho | United States | 42.57667 | -114.04861 | 4097 | 379 |
| Greer | city | Idaho | United States | 46.39 | -116.17417 | 1423 | 1149 |
| Greys Landing | city | Idaho | United States | 42.13278 | -114.72833 | 5013 | 46 |
| Grimes Pass | city | Idaho | United States | 44.04472 | -115.85639 | 3976 | 79 |
| Gross | city | Idaho | United States | 44.31333 | -116.30667 | 3497 | 268 |
| Grouse | city | Idaho | United States | 43.68833 | -113.61167 | 6105 | 56 |
| Groveland | city | Idaho | United States | 43.22 | -112.37167 | 4481 | 7343 |
| Guffey | city | Idaho | United States | 43.29722 | -116.54639 | 2408 | 623 |
| Gurney | city | Idaho | United States | 46.42639 | -116.95083 | 1033 | 7848 |
| Guyaz | city | Idaho | United States | 43.48167 | -111.64583 | 6361 | 112 |
| Gwenford | city | Idaho | United States | 42.13639 | -112.32917 | 4429 | 140 |
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