Arlington County (1959 - 1999)
| 1989 | 1999 | 1989-1999 | ||||
| Number | Percent | Number | Percent | Change | % Change | |
| Total Households | 78,745 | 100.0% | 86,474 | 100.0% | 7,729 | 9.8% |
| Less than $10,000 | 5,007 | 6.4% | 4,485 | 5.2% | -522 | -10.4% |
| $10,000 to $14,999 | 3,326 | 4.2% | 2,306 | 2.7% | -1,020 | -30.7% |
| $15,000 to $24,999 | 9,574 | 12.2% | 5,459 | 6.3% | -4,115 | -43.0% |
| $25,000 to $34,999 | 11,291 | 14.3% | 7,914 | 9.2% | -3,377 | -29.9% |
| $35,000 to $49,999 | 15,317 | 19.5% | 12,300 | 14.2% | -3,017 | -19.7% |
| $50,000 to $74,999 | 16,841 | 21.4% | 18,604 | 21.5% | 1,763 | 10.5% |
| $75,000 to $99,999 | 8,948 | 11.4% | 12,292 | 14.2% | 3,344 | 37.4% |
| $100,000 to $149,999 | 6,071 | 7.7% | 13,327 | 15.4% | 7,256 | 119.5% |
| $150,000 or more | 2,370 | 3.0% | 9,787 | 11.3% | 7,417 | 313.0% |
| Median (dollars) | 44,600 | n/a | 63,001 | n/a | 18,401 | 41.3% |
Source: U.S. Census Bureau