ST
Samuel Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Charleston-County, South Carolina
Our Model Tree links this Samuel Thompson across the 1920, 1930 and 1940 US Censuses in Charleston-County, South Carolina (XGBoost, ~Confirmed), with identified parents Warren & Ada — first a head (b.~1904), then head of a 3-person household.
Age 36
b. ~1904
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Charleston-County, South Carolina |
| Surname | Thompson |
| Given Name | Samuel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | St. James Santee |
| 1935 Residence (County) | Charleston |
| Additional Details | |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farmer |
| Township / Ward | St James Santee |
| Est. Birth Year | ~1904 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Samuel | Age | Birth yr |
|---|---|---|---|---|
| Samuel Thompson | Head | — | 36 | ~1904 |
| Sam Thompson | Son | — | 15 | ~1925 |
| Celia Thompson | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Charleston, South …
Son, age 17
Charleston, South Carolina · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Samuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Charleston, South …
Head, age 28
Charleston, South Carolina · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Samuel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 20 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | Own farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1500 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Charleston-County, South …
Head, age 36
Charleston-County, South Carolina · implied b. ~1904 — 3 household members
| Surname | Thompson |
| Given Name | Samuel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | St. James Santee |
| 1935 Residence (County) | Charleston |
| Occupation | farmer |
| Industry | farm |
| Class of Worker | OA |
| Hours Worked | 40 |
| 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 Samuel Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Warren Thompson (~0.92 confidence) and mother Ada Thompson (~0.60 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.76
Father
Warren Thompson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Ada Thompson
b. ~1892
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Samuel Thompson
Head · 1940 · age 36 · b. ~1904 · 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 — Charleston-County, South Carolina
Open full size
1940 US Federal Census — Charleston-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03796-00314)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eunice Eddy | 27 | Extra | — | South Carolina |
| 2 | Isaac Mitchell | 27 | Head | Laborer | South Carolina |
| 3 | Julia Mitchell | 26 | Wife | — | South Carolina |
| 4 | Eli Fields | 38 | Head | Laborer | South Carolina |
| 5 | Pearlie Fields | 17 | Wife | — | South Carolina |
| 6 | Head Schoppel-Eulalee | None | F | Post Office | — |
| 7 | Louise Schoppel-Eulalee | 18 | Daughter | — | South Carolina |
| 8 | Miriam Schoppel-Eulalee | 16 | Daughter | — | South Carolina |
| 9 | Mary Torcher | 66 | Head | — | South Carolina |
| 10 | Geneva Simmons | 11 | Daughter | — | South Carolina |
| 11 | Edward Frazier | 48 | Head | Laborer | South Carolina |
| 12 | Rebecca Frazier | 34 | Wife | — | South Carolina |
| 13 | Sydney Frazier | 4 | Son | — | South Carolina |
| 14 | Warner Thompson | 58 | Head | Laborer | South Carolina |
| 15 | Philip Porcher | 40 | Head | Chauffeur | South Carolina |
| 16 | Daisy Porcher | 34 | Wife | — | South Carolina |
| 17 | Edna Porcher | 15 | Daughter | — | South Carolina |
| 18 | Samuel Thompson THIS PERSON | 36 | Head | Farmer | South Carolina |
| 19 | Celia Thompson | 32 | Wife | — | South Carolina |
| 20 | Sam Jr. Thompson | 15 | Son | — | South Carolina |
| 21 | William Mcneal | 48 | Head | Laborer | South Carolina |
| 22 | Estell Mcneal | 45 | Wife | — | South Carolina |
| 23 | Sallie Davis | 14 | Stepdaughter | — | South Carolina |
| 24 | Elizabeth Eddings | 3 | Daughter | — | South Carolina |
| 25 | William Robertson | 35 | Head | Field Hand | South Carolina |
| 26 | Julia Robertson | 30 | Wife | Shucker | South Carolina |
| 27 | Alfred Robertson | 15 | Son | — | South Carolina |
| 28 | Sonnie Robertson | 7 | Daughter | — | South Carolina |
| 29 | Andrew Brown | 43 | Head | Laborer | South Carolina |
| 30 | Victoria Brown | 40 | Wife | — | South Carolina |
| 31 | Virginia Brown | 20 | Daughter | Shucker | South Carolina |
| 32 | Andrew Jr. Brown | 15 | Son | — | South Carolina |
| 33 | Louise Brown | 12 | Daughter | — | South Carolina |
| 34 | Henrietta Brown | 10 | Daughter | — | South Carolina |
| 35 | Joe M. Brown | 7 | Son | — | South Carolina |
| 36 | Roosevelt Brown | 2 | Son | — | South Carolina |
| 37 | Harrison Copom | 4 | Grandson | — | South Carolina |
| 38 | Eugene Simmons | 2 | Grandson | — | South Carolina |
| 39 | Sarah Gilliard | 60 | Head | Farmer | South Carolina |
| 40 | Katie Kinlaw | 40 | Niece | — | South Carolina |
Pedigree Summary
Samuel
Gen 1 · 2 parents
~0.76
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)