From the National Archives
1800 census:
What states are included in the census?
Surviving records include census schedules for Connecticut, Delaware, District of Columbia, Maine, Maryland, Massachusetts, New Hampshire, New York, North Carolina, Pennsylvania, Rhode Island, South Carolina, and Vermont.
1810
What states are included in the census?
Surviving records include census schedules for Connecticut, Delaware, Kentucky, Louisiana, Maine, Maryland, Massachusetts, New Hampshire, New York, North Carolina, Pennsylvania, Rhode Island, South Carolina, Tennessee (Rutherford County only), Vermont, and Virginia.