OT
Oscar Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · York-County, South Carolina
Our Model Tree links this Oscar Thompson across the 1930 and 1940 US Censuses in York-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 11-person household.
Age 19
b. ~1921
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | York-County, South Carolina |
| Surname | Thompson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | R |
| 1935 Residence (County) | York |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 5 |
| Highest Grade | No 6 |
| 1935 Residence | South Car |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Laborer |
| Township / Ward | York Township |
| Est. Birth Year | ~1921 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Oscar | Age | Birth yr |
|---|---|---|---|---|
| Lewis Thompson | Son | — | 21 | ~1919 |
| Walter Thompson | Head | — | 53 | ~1887 |
| Ruth Thompson | Daughter | — | 11 | ~1929 |
| Oscar Thompson | Son | — | 19 | ~1921 |
| Bessie Thompson | Spouse | — | 46 | ~1894 |
| James Thompson | Son | — | 13 | ~1927 |
| Walter Thompson | Other | — | 24 | ~1916 |
| Elizabeth Thompson | Daughter | — | 18 | ~1922 |
| Clyde Thompson | Son | — | 16 | ~1924 |
| Willie Thompson | Daughter | — | 10 | ~1930 |
| Eulla Thompson | Daughter | — | 20 | ~1920 |
Census Appearances
1930
York, South …
Son, age 6
York, South Carolina · implied b. ~1924 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Oscar |
| 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
York-County, South …
Son, age 19
York-County, South Carolina · implied b. ~1921 — 11 household members
| Surname | Thompson |
| Given Name | Oscar |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | R |
| 1935 Residence (County) | York |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 5 |
| Highest Grade | No 6 |
| 1935 Residence | South Car |
| 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 Oscar Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Oscar Thompson
Son · 1940 · age 19 · b. ~1921 · South Carolina
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Sibling
Clyde Thompson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eulla Thompson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Thompson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Thompson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Thompson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Thompson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Thompson
Sibling · 1940 · age 21
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 — York-County, South Carolina
Open full size
1940 US Federal Census — York-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03846-00667)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | H. M. Brindle | 64 | Head | Farmer | North Carolina |
| 2 | Zona Brindle | 45 | Wife | Seamstress | North Carolina |
| 3 | Dan Brindle | 16 | Son | Laborer | South Carolina |
| 4 | Will Tolbert | 49 | Head | Carpenter | South Carolina |
| 5 | Hannah R. Tolbert | 39 | Wife | Operator | South Carolina |
| 6 | William Tolbert | 23 | Son | Truck Driver | South Carolina |
| 7 | Henry Tolbert | 20 | Son | Laborer | South Carolina |
| 8 | Martha Tolbert | 19 | Daughter | — | South Carolina |
| 9 | Earnest Tolbert | 17 | Son | Attendant | South Carolina |
| 10 | Eddie Tolbert | 15 | Son | — | South Carolina |
| 11 | Daisy Vance | 58 | Head | — | South Carolina |
| 12 | Fred Alexander | 24 | Head | Operator | South Carolina |
| 13 | Frances Alexander | 18 | Wife | — | South Carolina |
| 14 | Betty Ruth Alexander | 2 | Daughter | — | South Carolina |
| 15 | Mary Ethel Alexander | 0 | Daughter | — | South Carolina |
| 16 | E. L. Childers | 46 | Head | Operator | South Carolina |
| 17 | Emma Childers | 42 | Wife | — | South Carolina |
| 18 | Joe Childers | 23 | Son | Fireman | South Carolina |
| 19 | Sarah Childers | 15 | Daughter | — | South Carolina |
| 20 | Walter Thompson | 53 | Head | Operator | South Carolina |
| 21 | Bessie Thompson | 46 | Wife | — | South Carolina |
| 22 | Lewis Thompson | 21 | Son | Enlisted | South Carolina |
| 23 | Eulla Mae Thompson | 20 | Daughter | Cook | South Carolina |
| 24 | Oscar Thompson THIS PERSON | 19 | Son | Laborer | South Carolina |
| 25 | Elizabeth Thompson | 18 | Daughter | — | South Carolina |
| 26 | Clyde Thompson | 16 | Son | Laborer | South Carolina |
| 27 | James Thompson | 13 | Son | — | South Carolina |
| 28 | Ruth Thompson | 11 | Daughter | — | South Carolina |
| 29 | Willie Mae Thompson | 10 | Daughter | — | South Carolina |
| 30 | Walter Thompson | 24 | Nephew | Laborer | South Carolina |
| 31 | Theodore Harris | 48 | Head | Operator | South Carolina |
| 32 | Artemis Harris | 43 | Wife | — | South Carolina |
| 33 | Wesley Harris | 18 | Son | Laborer | South Carolina |
| 34 | Wilford Harris | 16 | Son | Laborer | South Carolina |
| 35 | Blanche Harris | 13 | Daughter | — | South Carolina |
| 36 | Cladsas Harris | 4 | Son | — | South Carolina |
| 37 | B. C. Cody | 46 | Head | Carpenter | Georgia |
| 38 | Dorothy Cody | 29 | Wife | — | North Carolina |
| 39 | Betty Cody | 11 | Daughter | — | North Carolina |
| 40 | Margaret Cody | 8 | Daughter | — | North Carolina |
Related Census Records
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)