| United States | Maryland | Baltimore County | ||
|---|---|---|---|---|
| Total owner occupied | 2009 | 75320422 | 1455564 | 210355 |
| 2015 | 74712091 | 1447662 | 207389 | |
| % change | -0.8 | -0.5 | -1.4 | |
| Below 35 years age group | 2009 | 9171992 | 169005 | 25381 |
| 2015 | 7433016 | 135321 | 19454 | |
| % change | -19.0 | -19.9 | -23.4 | |
| 35 to 44 years age group | 2009 | 14800672 | 306847 | 38339 |
| 2015 | 12174546 | 241938 | 32396 | |
| % change | -17.7 | -21.2 | -15.5 | |
| 45 to 59 years age group | 2009 | 26106981 | 530654 | 74750 |
| 2015 | 25425668 | 533719 | 72265 | |
| % change | -2.6 | 0.6 | -3.3 | |
| Above 60 years age group | 2009 | 25240777 | 449058 | 71885 |
| 2015 | 29678861 | 536684 | 83274 | |
| % change | 17.6 | 19.5 | 15.8 |
Source: Gavop.com and Census Bureau