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Marion Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orangeburg-County, South Carolina
Our Model Tree links this Marion Thomas across the 1930 and 1940 US Censuses in Orangeburg-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 6-person household.
Age 17
b. ~1923
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orangeburg-County, South Carolina |
| Surname | Thomas |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Orangeburg City |
| 1935 Residence (County) | Orangeburg |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Orangeburg City |
| Est. Birth Year | ~1923 |
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 Marion | Age | Birth yr |
|---|---|---|---|---|
| Pearl Thomas | Spouse | — | 36 | ~1904 |
| Howard Thomas | Son | — | 14 | ~1926 |
| Fred Thomas | Head | — | 25 | ~1915 |
| Mildred Thomas | Daughter | — | 9 | ~1931 |
| Marion Thomas | Son | — | 17 | ~1923 |
| Fred Thomas | Son | — | 11 | ~1929 |
Census Appearances
1930
Orangeburg, South …
Son, age 6
Orangeburg, South Carolina · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Orangeburg-County, South …
Son, age 17
Orangeburg-County, South Carolina · implied b. ~1923 — 6 household members
| Surname | Thomas |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Orangeburg City |
| 1935 Residence (County) | Orangeburg |
| Highest Grade | No 5 |
| 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 Marion Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marion Thomas
Son · 1940 · age 17 · b. ~1923 · South Carolina
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Sibling
Howard Thomas
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Orangeburg-County, South Carolina
Open full size
1940 US Federal Census — Orangeburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03829-00175)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Willie M. Hampton | 18 | Sister | Cook | South Carolina |
| 2 | Glory Ann Hampton | 5 | Niece | — | South Carolina |
| 3 | Clara Hampton | 57 | Mother | — | South Carolina |
| 4 | Mack Graye | 21 | Head | Wood Hauler | South Carolina |
| 5 | Lucile Graye | 17 | Wife | — | South Carolina |
| 6 | Mack Jr. Graye | 2 | Son | — | South Carolina |
| 7 | Pearline Graye | 40 | Mother | — | South Carolina |
| 8 | Julius Hampton | 30 | Head | Laborer | South Carolina |
| 9 | Rebecca Hampton | 24 | Wife | — | South Carolina |
| 10 | Marie Hampton | 1 | Daughter | — | South Carolina |
| 11 | Fred Thomas | 25 | Head | Truck Driver | South Carolina |
| 12 | Pearl Thomas | 36 | Wife | — | South Carolina |
| 13 | Marion Thomas THIS PERSON | 17 | Son | — | South Carolina |
| 14 | Howard Thomas | 14 | Son | — | South Carolina |
| 15 | Fred Thomas | 11 | Son | — | South Carolina |
| 16 | Mildred Thomas | 9 | Daughter | — | South Carolina |
| 17 | Troy Ayers | 42 | Head | Proprietor | South Carolina |
| 18 | Pat De Mars | 30 | Head | Welder | South Carolina |
| 19 | Lonie De Mars | 26 | Wife | Laborer | South Carolina |
| 20 | Pat Jr. De Mars | 1 | Son | — | South Carolina |
| 21 | James Johnson | 36 | Head | Laborer | South Carolina |
| 22 | Ethel Johnson | 31 | Wife | — | Alabama |
| 23 | Francis Johnson | 8 | Daughter | — | South Carolina |
| 24 | Elsie M. Johnson | 6 | Daughter | — | South Carolina |
| 25 | Bertha L. Johnson | 5 | Daughter | — | South Carolina |
| 26 | James Jr. Johnson | 3 | Son | — | South Carolina |
| 27 | Luther Johnson | 0 | Son | — | South Carolina |
| 28 | Jessie B. Carter | 40 | Head | Seamstress | South Carolina |
| 29 | Floyd Carter | 24 | Son | Laborer | South Carolina |
| 30 | Robert Carter | 18 | Son | — | South Carolina |
| 31 | Edith Carter | 16 | Daughter | — | South Carolina |
| 32 | Marvin Carter | 15 | Son | — | South Carolina |
| 33 | Charlie Carter | 9 | Son | — | South Carolina |
| 34 | Theodore L. Harley | 45 | Head | Laborer | South Carolina |
| 35 | Leila Harley | 44 | Wife | — | South Carolina |
| 36 | Marvin Harley | 14 | Son | — | South Carolina |
| 37 | Allen Harley | 12 | Son | — | South Carolina |
| 38 | Joseph Harley | 10 | Son | — | South Carolina |
| 39 | Vance Harley | 7 | Son | — | South Carolina |
| 40 | Hyrick Smoak | 46 | Head | Laborer | South Carolina |
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)