RB
Robert Boyd — 1940 US Census Record
Model Tree available1940 United States Federal Census · Williamsburg-County, South Carolina
Our Model Tree links this Robert Boyd across the 1920, 1930 and 1940 US Censuses in Williamsburg-County, South Carolina (XGBoost, ~Confirmed), with identified parents Samuel & Mary — first a head (b.~1886), then head of a 6-person household.
Age 54
b. ~1886
Male
Head
Born: South Carolina
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Williamsburg-County, South Carolina |
| Surname | Boyd |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sumter Township |
| 1935 Residence (County) | Williamsburg |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farmer |
| Township / Ward | Sumter Township |
| Est. Birth Year | ~1886 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Boyd | Head | — | 54 | ~1886 |
| Jacob Boyd | Son | — | 15 | ~1925 |
| Willie Boyd | Son | — | 12 | ~1928 |
| James Boyd | Son | — | 18 | ~1922 |
| William Boyd | Son | — | 17 | ~1923 |
| Isaac Boyd | Son | — | 13 | ~1927 |
Census Appearances
1920
Williamsburg, South …
Son, age 32
Williamsburg, South Carolina · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Williamsburg, South …
Head, age 42
Williamsburg, South Carolina · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyd |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 22 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Williamsburg-County, South …
Head, age 54
Williamsburg-County, South Carolina · implied b. ~1886 — 6 household members
| Surname | Boyd |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sumter Township |
| 1935 Residence (County) | Williamsburg |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Robert Boyd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Samuel Boyd (~0.92 confidence) and mother Mary Boyd (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Boyd
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Mary Boyd
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Boyd
Head · 1940 · age 54 · b. ~1886 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Williamsburg-County, South Carolina
Open full size
1940 US Federal Census — Williamsburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03844-00414)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jessie M. Gamble | 15 | Daughter | — | South Carolina |
| 42 | Moon Millie Gamble | 6 | Step son | — | South Carolina |
| 43 | Easter Gamble | 4 | Step daughter | — | South Carolina |
| 44 | Marvin A. Floyd | 42 | Head | Farmer | South Carolina |
| 45 | Lucile Floyd | 38 | Wife | — | South Carolina |
| 46 | Margie Floyd | 20 | Daughter | — | South Carolina |
| 47 | Evelyn Floyd | 66 | Sister | — | South Carolina |
| 48 | Basil Floyd | 18 | Niece | — | South Carolina |
| 49 | Opal Floyd | 16 | Niece | — | South Carolina |
| 50 | Herbert Burgess | 27 | Head | Farmer | South Carolina |
| 51 | Anna Burgess | 26 | Wife | — | South Carolina |
| 52 | Jessie J. Burgess | 8 | Son | — | South Carolina |
| 53 | H. B. Burgess | 6 | Son | — | South Carolina |
| 54 | Essie M. Burgess | 5 | Daughter | — | South Carolina |
| 55 | E. M. Burgess | 2 | Daughter | — | South Carolina |
| 56 | Eugene Stales | 29 | Head | Farmer | South Carolina |
| 57 | Lillie Stales | 21 | Wife | — | South Carolina |
| 58 | Sister Stales | 6 | Daughter | — | South Carolina |
| 59 | Bubba Stales | 4 | Son | — | South Carolina |
| 60 | Gertrude Stales | 2 | Daughter | — | South Carolina |
| 61 | Robert Boyd THIS PERSON | 54 | Head | Farmer | South Carolina |
| 62 | James Boyd | 18 | Son | Laborer | South Carolina |
| 63 | William Boyd | 17 | Son | — | South Carolina |
| 64 | Jacob Boyd | 15 | Son | — | South Carolina |
| 65 | Isaac Boyd | 13 | Son | — | South Carolina |
| 66 | Willie Boyd | 12 | Son | — | South Carolina |
| 67 | Andrew Floyd | 67 | Head | Farmer | South Carolina |
| 68 | Viola Floyd | 50 | Wife | — | South Carolina |
| 69 | Albert Almus Floyd | 17 | Son | — | South Carolina |
| 70 | Willie May Floyd | 12 | Daughter | — | South Carolina |
| 71 | Motley B. Floyd | 34 | Head | Farmer | South Carolina |
| 72 | Alice Floyd | 33 | Wife | — | South Carolina |
| 73 | Almette Floyd | 9 | Daughter | — | South Carolina |
| 74 | Thelma Beale | 43 | Head | — | South Carolina |
| 75 | Jackson Beale | 12 | Son | — | South Carolina |
| 76 | Murray Beale | 11 | Son | — | South Carolina |
| 77 | Mildred Beale | 9 | Daughter | — | South Carolina |
| 78 | Florine Beale | 7 | Daughter | — | South Carolina |
| 79 | Snyder Dubose | 44 | Head | Farmer | South Carolina |
| 80 | Lillie Dubose | 34 | Wife | — | South Carolina |
Pedigree Summary
Robert
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)