What is the Population of Montana
The Population of Montana, as per July 1st, 2016 estimate, is 1,042,520 (One million forty-two thousand five hundred twenty). The last official US Government census was done in 2010, and the population as per that census was 989,415 (Nine hundred eighty-nine thousand four hundred fifteen). Montana has 56 Counties. Here is a compilation of county-wise population data for the state in tabular format:
| Montana Population by County | ||
| County Name | April 1, 2010 – Census | Population Estimate (as of July 1, 2016) |
| Yellowstone County | 147,972 | 158,437 |
| Missoula County | 109,299 | 116,130 |
| Gallatin County | 89,513 | 104,502 |
| Flathead County | 90,928 | 98,082 |
| Cascade County | 81,327 | 81,755 |
| Lewis and Clark County | 63,395 | 67,282 |
| Ravalli County | 40,212 | 42,088 |
| Silver Bow County | 34,200 | 34,553 |
| Lake County | 28,746 | 29,758 |
| Lincoln County | 19,687 | 19,259 |
| Hill County | 16,096 | 16,542 |
| Park County | 15,636 | 16,114 |
| Glacier County | 13,399 | 13,694 |
| Big Horn County | 12,865 | 13,343 |
| Custer County | 11,699 | 11,924 |
| Jefferson County | 11,406 | 11,853 |
| Sanders County | 11,413 | 11,534 |
| Richland County | 9,746 | 11,482 |
| Fergus County | 11,586 | 11,413 |
| Roosevelt County | 10,425 | 11,305 |
| Carbon County | 10,078 | 10,460 |
| Stillwater County | 9,117 | 9,406 |
| Beaverhead County | 9,246 | 9,401 |
| Dawson County | 8,966 | 9,327 |
| Rosebud County | 9,233 | 9,287 |
| Deer Lodge County | 9,298 | 9,085 |
| Madison County | 7,691 | 7,924 |
| Valley County | 7,369 | 7,539 |
| Powell County | 7,027 | 6,858 |
| Blaine County | 6,491 | 6,601 |
| Pondera County | 6,153 | 6,084 |
| Teton County | 6,073 | 6,056 |
| Chouteau County | 5,813 | 5,759 |
| Broadwater County | 5,612 | 5,747 |
| Toole County | 5,324 | 4,977 |
| Musselshell County | 4,538 | 4,589 |
| Mineral County | 4,223 | 4,184 |
| Phillips County | 4,253 | 4,133 |
| Sheridan County | 3,384 | 3,648 |
| Sweet Grass County | 3,651 | 3,623 |
| Granite County | 3,079 | 3,368 |
| Fallon County | 2,890 | 3,120 |
| Liberty County | 2,339 | 2,409 |
| Wheatland County | 2,168 | 2,117 |
| Judith Basin County | 2,072 | 1,940 |
| Meagher County | 1,891 | 1,827 |
| Daniels County | 1,751 | 1,755 |
| Powder River County | 1,743 | 1,746 |
| McCone County | 1,734 | 1,700 |
| Garfield County | 1,206 | 1,310 |
| Carter County | 1,160 | 1,203 |
| Prairie County | 1,179 | 1,182 |
| Wibaux County | 1,017 | 1,093 |
| Golden Valley County | 884 | 831 |
| Treasure County | 718 | 692 |
| Petroleum County | 494 | 489 |
| Total Population of Montana | 989,415 | 1,042,520 |
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