ST
Sam Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Williamsburg-County, South Carolina
Our Model Tree links this Sam Thomas across the 1920, 1930 and 1940 US Censuses in Williamsburg-County, South Carolina (XGBoost, ~Confirmed), with identified parents Henry & Minnie — first a head (b.~1902), then head of a 9-person household.
Age 38
b. ~1902
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Williamsburg-County, South Carolina |
| Surname | Thomas |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sutton Township |
| 1935 Residence (County) | Williamsburg |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farmer |
| Township / Ward | Sutton Township |
| Est. Birth Year | ~1902 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sam | Age | Birth yr |
|---|---|---|---|---|
| Della Thomas | Daughter | — | 18 | ~1922 |
| Andrew Thomas | Son | — | 2 | ~1938 |
| Maggie Thomas | Spouse | — | 35 | ~1905 |
| Kelly Thomas | Son | — | 14 | ~1926 |
| Sam Thomas | Son | — | 4 | ~1936 |
| Sam Thomas | Head | — | 38 | ~1902 |
| Katherine Thomas | Daughter | — | 6 | ~1934 |
| Robert Thomas | Son | — | 11 | ~1929 |
| Sarah Thomas | Daughter | — | 9 | ~1931 |
Census Appearances
Son, age 19
Williamsburg, South Carolina · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Samuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm Laborer |
| Industry | Home 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 28
Williamsburg, South Carolina · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 22 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Williamsburg-County, South …
Head, age 38
Williamsburg-County, South Carolina · implied b. ~1902 — 9 household members
| Surname | Thomas |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sutton Township |
| 1935 Residence (County) | Williamsburg |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 Sam Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Thomas (~0.92 confidence) and mother Minnie Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Thomas
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Minnie Thomas
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sam Thomas
Head · 1940 · age 38 · b. ~1902 · 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-t0627-03844-00857)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louise Williams | 16 | Daughter | Farm Laborer | South Carolina |
| 42 | Ephraim Williams | 15 | Son | Extra Hand | South Carolina |
| 43 | Henry Ramsey | 23 | Head | Farmer | South Carolina |
| 44 | Mary Ramsey | 20 | Wife | Farm Laborer | South Carolina |
| 45 | Melton | 1 | Son | — | South Carolina |
| 46 | Robert Cooper | 30 | Head | Farmer | South Carolina |
| 47 | Rosa Cooper | 30 | Wife | Farm Laborer | South Carolina |
| 48 | Louise Cooper | 10 | Daughter | — | South Carolina |
| 49 | Robert Jr Cooper | 8 | Son | — | South Carolina |
| 50 | Bennie Cooper | 6 | Son | — | South Carolina |
| 51 | May Cooper | 3 | Daughter | — | South Carolina |
| 52 | Corgie Cooper | 1 | Son | — | South Carolina |
| 53 | Kelly Morris | 33 | Head | Farmer | South Carolina |
| 54 | Lucille Morris | 33 | Wife | — | South Carolina |
| 55 | Harry Morris | 13 | Son | — | South Carolina |
| 56 | Mary E Morris | 10 | Daughter | — | South Carolina |
| 57 | Herbert Morris | 6 | Son | — | South Carolina |
| 58 | Lambert Morris | 5 | Son | — | South Carolina |
| 59 | Miller K Morris | 3 | Daughter | — | South Carolina |
| 60 | Willa G Morris | 1 | Daughter | — | South Carolina |
| 61 | Clarence Daniels | 70 | Head | Farmer | South Carolina |
| 62 | Lizzie Daniels | 65 | Wife | Farm Laborer | South Carolina |
| 63 | Robbie Daniels | 26 | Son | Farm Laborer | South Carolina |
| 64 | Sam Thomas THIS PERSON | 38 | Head | Farmer | South Carolina |
| 65 | Maggie Thomas | 35 | Wife | — | South Carolina |
| 66 | Della Thomas | 18 | Daughter | Farm Laborer | South Carolina |
| 67 | Kelly Thomas | 14 | Son | Farm Laborer | South Carolina |
| 68 | Robert Thomas | 11 | Son | — | South Carolina |
| 69 | Sarah Thomas | 9 | Daughter | — | South Carolina |
| 70 | Katherine Thomas | 6 | Daughter | — | South Carolina |
| 71 | Sam Jr Thomas | 4 | Son | — | South Carolina |
| 72 | Andrew Thomas | 2 | Son | — | South Carolina |
| 73 | Peter Davis | 46 | Head | Farmer | South Carolina |
| 74 | Hallie Davis | 33 | Wife | — | South Carolina |
| 75 | Lucille Davis | 13 | Daughter | Farm Laborer | South Carolina |
| 76 | James Davis | 11 | Son | — | South Carolina |
| 77 | Ulysses Davis | 8 | Son | — | South Carolina |
| 78 | Liza Davis | 2 | Daughter | — | South Carolina |
| 79 | Enoch Mcfadden | 30 | Head | Farmer | South Carolina |
| 80 | Rosa L Mcfadden | 27 | Wife | — | South Carolina |
Related Census Records
Pedigree Summary
Sam
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)