 Key to the
1820 census:
 Free white males: Each
digit of the 6 digit number represents an age group.
 First digit = under 10 years of age
 Second digit = of 10 and under 16 years of age
 Third digit = 16 to 18 years of age
 Fourth digit = of 16 and under 26 years of age
 Fifth digit = of 26 and under 45 years of age
 Sixth digit = of 45 years of age and up

 Free white females: Each
digit of the 5 digit number represents an age group.
 First digit = under 10 years of age
 Second digit = of 10 and under 16 years of age
 Third digit = of 16 and under 26 years of age
 Fourth digit = of 26 and under 45 years of age
 Fifth digit = of 45 years of age and up

 How many in this occupation:
 Agr = agriculture. Com = Commerce.
Man =
manufacturing.

 Free Colored Males: Each
digit of the 4 digit number represents an age group.
 under 14 * under 26 * under 45 * 45 and up

 Free Colored Females: Each
digit of the 4 digit number represents an age group.
 under 14 * under 26 * under 45 * 45 and up

 Slave schedules: Each
digit of the 4 digit number represents an age group.
 Males: under 14 * under 26 * under 45 * 45 and up
 Females: under 14 * under 26 * under 45 * 45 and up
Back to the 1820 Hart County,
Kentucky Census