
| 2000 | 25,588 |
| 1990 | 26,015 |
| 1980 | 28,272 |
| 1970 | 26,216 |
| 1960 | 24,454 |
| 1950 | 23,391 |
| 1940 | 19,411 |
| 1930 | 19,243 |
| 1920 | 17,142 |
| 1910 | 14,415 |
| 1900 | 13,495 |
| 1890 | 12,630 |
| 1880 | 11,394 |
| 1870 | 10,476 |
| 1860 | 10,225 |
| 1850 | 10,217 |
| 1840 | 9,837 |
| 1830 | 9,112 |
| 1820 | 5,950 |
According to the U.S. Census Bureau,
the county has a total area of 215 square miles
(557 km²),
of which
215 square miles (557 km²) is land and 0 square
miles (0 km²) (0.07%)
is water.