Annual estimated populaton for Montana 2010 - 2019
| Date | Population | People Per Square Mile |
|---|---|---|
| 7/1/2010 | 990,697 | 6.8066 |
| 7/1/2011 | 997,316 | 6.8521 |
| 7/1/2012 | 1,003,783 | 6.8965 |
| 7/1/2013 | 1,013,569 | 6.9638 |
| 7/1/2014 | 1,021,869 | 7.0208 |
| 7/1/2015 | 1,030,475 | 7.0799 |
| 7/1/2016 | 1,040,859 | 7.1513 |
| 7/1/2017 | 1,052,482 | 7.2311 |
| 7/1/2018 | 1,060,665 | 7.2874 |
| 7/1/2019 | 1,068,778 | 7.3431 |