| Martinsville City | |||
| 2000 Population Age 65 Years & Older | |||
| Total | Population | % Population | |
| Census Tract | Population | 65 Yrs. & Up | 65 Yrs. & Up |
| 1 | 3,672 | 822 | 22.4% |
| 2 | 2,879 | 570 | 19.8% |
| 3 | 2,860 | 605 | 21.2% |
| 4 | 2,841 | 466 | 16.4% |
| 5 | 3,164 | 716 | 22.6% |
| City Totals | 15,416 | 3,179 | 20.6% |
| Source: 2000 Census of Population & Housing, U.S. Census Bureau. | |||