| | | |  | Delaware Population By County 2005 Estimate |
| | | Delaware Counties | Estimated Growth Rate % | Estimated Population 2005 | Actual Census 2000 | | | Delaware | 7.26% | 843,524 | 786,441 | | | | | | | Kent County | 13.26% | 143,968 | 127,108 | | New Castle County | 4.21% | 523,008 | 501,865 | | Sussex County | 12.12% | 176,548 | 157,468 |
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U.S. Census Bureau, County Business Patterns 2003, Delaware, Washington, DC,2005 |
| | | U.S. Population Projections By State |
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