Annual estimated populaton for Iowa 2010 - 2019
| Date | Population | People Per Square Mile |
|---|---|---|
| 7/1/2010 | 3,050,745 | 54.620 |
| 7/1/2011 | 3,066,336 | 54.899 |
| 7/1/2012 | 3,076,190 | 55.075 |
| 7/1/2013 | 3,092,997 | 55.376 |
| 7/1/2014 | 3,109,350 | 55.669 |
| 7/1/2015 | 3,120,960 | 55.877 |
| 7/1/2016 | 3,131,371 | 56.063 |
| 7/1/2017 | 3,141,550 | 56.246 |
| 7/1/2018 | 3,148,618 | 56.372 |
| 7/1/2019 | 3,155,070 | 56.488 |