| United States | North Dakota | Sioux County | ||
|---|---|---|---|---|
| Total owner occupied | 2009 | 75320422 | 179318 | 478 |
| 2015 | 74712091 | 192185 | 453 | |
| % change | -0.8 | 7.2 | -5.2 | |
| Below 35 years age group | 2009 | 9171992 | 26680 | 42 |
| 2015 | 7433016 | 30931 | 27 | |
| % change | -19.0 | 15.9 | -35.7 | |
| 35 to 44 years age group | 2009 | 14800672 | 31553 | 115 |
| 2015 | 12174546 | 30426 | 60 | |
| % change | -17.7 | -3.6 | -47.8 | |
| 45 to 59 years age group | 2009 | 26106981 | 62092 | 146 |
| 2015 | 25425668 | 61775 | 199 | |
| % change | -2.6 | -0.5 | 36.3 | |
| Above 60 years age group | 2009 | 25240777 | 58993 | 175 |
| 2015 | 29678861 | 69053 | 167 | |
| % change | 17.6 | 17.1 | -4.6 |
Source: Gavop.com and Census Bureau