| County/Place | Population Percentage Change Latest to Earliest | Percentage Change in total owner occupied | Percentage Change in below 35 years age group | Percentage Change in 35 to 44 years age group | Percentage Change in 45 to 59 years age group | Percentage Change in above 60 years age group |
|---|---|---|---|---|---|---|
| United States | 4.99 | -0.81 | -18.96 | -17.74 | -2.61 | 17.58 |
| Maryland | 5.2 | -0.54 | -19.93 | -21.15 | 0.58 | 19.51 |
| Allegany County | 1.31 | -4.83 | 11.02 | -22.9 | -0.77 | -4.36 |
| Anne Arundel County | 8.09 | 3.74 | -10.13 | -16.77 | 4.76 | 22.18 |
| Baltimore County | 4.61 | -1.41 | -23.35 | -15.5 | -3.32 | 15.84 |
| Calvert County | 2.34 | 0.64 | -2.73 | -31.21 | -0.84 | 38.02 |
| Caroline County | -0.2 | -8.09 | -12.29 | -39.33 | -3.24 | 6.19 |
| Carroll County | -0.9 | -0.92 | -16.04 | -33.19 | 5.47 | 24.88 |
| Cecil County | 2.92 | -0.13 | -24.66 | -25.31 | 9.51 | 16.22 |
| Charles County | 8.97 | 2.98 | -18.68 | -26.29 | 18.62 | 29.17 |
| Dorchester County | 2.81 | -7.58 | -33.04 | -27.52 | 1.21 | -0.38 |
| Frederick County | 7.67 | 4.47 | -16.32 | -21 | 9.36 | 33.96 |
| Garrett County | 0.61 | -9.34 | -49.24 | -21.1 | -6.61 | 9.1 |
| Harford County | 3.61 | -1.65 | -20.67 | -26.95 | 3.88 | 20.47 |
| Howard County | 10.86 | 6.52 | -8.48 | -17.51 | 8.38 | 34.76 |
| Kent County | -0.38 | -6.2 | -29.37 | -40.45 | -12.43 | 13.37 |
| Montgomery County | 7.58 | 0.29 | -14.38 | -17.84 | -0.51 | 17.94 |
| Prince George's County | 6.93 | -2.25 | -31.15 | -25.61 | -2.55 | 30.43 |
| Queen Anne's County | 4.17 | 1.65 | 6.78 | -33.86 | 3.36 | 24.28 |
| St. Mary's County | 9.46 | 3.56 | -23.13 | -17.2 | 9.81 | 28.34 |
| Somerset County | 0.14 | -2.86 | -39.76 | -13.96 | -7.65 | 11.72 |
| Talbot County | 4.9 | -7.33 | -50.73 | -28.5 | -8.78 | 5.53 |
| Washington County | 3.55 | -1.49 | -22.65 | -23.8 | -4.09 | 22.1 |
| Wicomico County | 9 | -2.98 | -22.44 | -13.25 | -10.15 | 17.22 |
| Worcester County | 4.97 | -9.96 | -46.55 | -45.96 | -11.79 | 8.72 |
| Worcester County | 4.97 | -3.2 | -19.8 | -24.87 | -1.62 | 17.79 |
Source: Gavop.com and Census Bureau