This is what I've found. I didn't include his children, but the data at this site is similar to these census records.
http://worldconnect.rootsweb.com/cgi-bin/igm.cgi?op=GET&db=07171937hclay&id=I00564

Name: Benjamin Berchfield
Age in 1860: 32
Birth Year: abt 1828
Birthplace: Alabama
Home in 1860: Calhoun, Mississippi
Gender: Male
Post Office: Slate Springs

Name: Samson Birchfield
Estimated birth year: abt 1827
Age in 1870: 43
Birthplace: Alabama
Home in 1870: Township 22 Range 9, Calhoun, Mississippi
Race: White
Gender: Male
Post Office: Slate Spring

Name: Sam Birchfield
Home in 1880: Calhoun, Mississippi
Age: 52
Estimated birth year: abt 1828
Birthplace: Alabama
Spouse's name: Lucy
Father's birthplace: North Carolina
Mother's birthplace: South Carolina
Occupation: Farmer
Marital Status: Married
Race: White
Gender: Male

Name: Sam Birchfield
Home in 1900: Collins, Drew, Arkansas
Age: 72
Estimated birth year: abt 1828
Birthplace: Alabama
Spouse's name: Martha A