Any county not listed for this state is $37 unless otherwise indicated. 1800 Census Delaware - $97 for the entire state 1810 Census Delaware - $97 for the entire state 1820 Census Delaware - $97 for the entire state 1830 Census Delaware - $57 each for the counties of New Castle, Kent $97 for Sussex Cty. 1840 Census Delaware - $57 each for the counties of Kent or New Castle $97 for the county of Sussex 1850 Census Delaware - $97 for Kent or Sussex $147 for New Castle $57 for entire 'slave' schedule 1860 Census Delaware - $97 each for the City of Wilmington (separate from the county census), Kent Cty, Sussex Cty. $147 for New Castle Cty. $27 each county for 'slave' schedules 1870 Census Delaware - $197 each for the counties of Kent, New Castle (excluding the city of Wilmington), Sussex City of Wilmington - $97 1880 Census Delaware - $97 for the county of Sussex $197 each for the counties of Kent $247 each for the counties of New Castle OR $22 each Enumeration District (EDs) 1900 Census Delaware - $57 for the county of Sussex $147 for the county of Kent $197 for the county of New Castle 1910 Census Delaware - $97 each for the counties of Kent, Sussex $197 for the county of New Castle 1920 Census Delaware - $57 for the county of Kent $97 for the county of Sussex $347 for the county of New Castle City of Wilmington - $247 (use "Comments" to get info on reducing cost of populous areas)