RT
Roy Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Claiborne-County, Louisiana
Our Model Tree links this Roy Thompson across the 1920, 1930 and 1940 US Censuses in Claiborne-County, Louisiana (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Male
Head
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Claiborne-County, Louisiana |
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 9 |
| 1935 Residence (County) | Claiborne |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farmer |
| Township / Ward | Ward 9 |
| Est. Birth Year | ~1898 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roy | Age | Birth yr |
|---|---|---|---|---|
| Katherine Thompson | Daughter | — | 11 | ~1929 |
| James Thompson | Son | — | 4 | ~1936 |
| Ada Thompson | Spouse | — | 42 | ~1898 |
| Roy Thompson | Head | — | 42 | ~1898 |
| Vivian Thompson | Daughter | — | 14 | ~1926 |
Census Appearances
1920
Claiborne, Louisiana
Head, age 22
Claiborne, Louisiana · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Claiborne, Louisiana
Head, age 33
Claiborne, Louisiana · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | No |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Claiborne-County, Louisiana
Head, age 42
Claiborne-County, Louisiana · implied b. ~1898 — 5 household members
| Surname | Thompson |
| Given Name | Roy |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 9 |
| 1935 Residence (County) | Claiborne |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Roy Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Roy Thompson
Head · 1940 · age 42 · b. ~1898 · Louisiana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Claiborne-County, Louisiana
Open full size
1940 US Federal Census — Claiborne-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01393-00814)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Roy Thompson THIS PERSON | 42 | Head | Farmer | Louisiana |
| 2 | Ada Thompson | 42 | Wife | — | Arkansas |
| 3 | Vivian Thompson | 14 | Daughter | — | Louisiana |
| 4 | Katherine Thompson | 11 | Daughter | — | Louisiana |
| 5 | James Alex Thompson | 4 | Son | — | Louisiana |
| 6 | Mandy Westerington | 78 | Head | — | Louisiana |
| 7 | Ivory Wafer | 34 | Granddaughter | Farmer | Louisiana |
| 8 | L. D. Wafer | 16 | Great-grandson | — | Louisiana |
| 9 | James H. Wafer | 13 | Great-grandson | — | Louisiana |
| 10 | Ellis Wafer | 12 | Great-grandson | — | Louisiana |
| 11 | Dorothy Lee Wafer | 10 | Great-granddaughter | — | Louisiana |
| 12 | Alice Wafer | 5 | Great-granddaughter | — | Louisiana |
| 13 | James Davis | 39 | Head | Farmer | Louisiana |
| 14 | Lillie Mae Davis | 37 | Wife | — | Louisiana |
| 15 | Mildred Davis | 13 | Daughter | — | Louisiana |
| 16 | John L. Davis | 10 | Son | — | Louisiana |
| 17 | Jimmie Mae Davis | 4 | Daughter | — | Louisiana |
| 18 | Johnny Davis | 47 | Head | Farmer | Louisiana |
| 19 | Annie Davis | 43 | Wife | — | Louisiana |
| 20 | Napoleon Davis | 16 | Son | — | Louisiana |
| 21 | Idellean Davis | 14 | Daughter | — | Louisiana |
| 22 | Berlean Davis | 11 | Son | — | Louisiana |
| 23 | Tessie Drew Davis | 9 | Daughter | — | Louisiana |
| 24 | Jo Anna Davis | 6 | Daughter | — | Louisiana |
| 25 | Johnny Jr. Davis | 4 | Son | — | Louisiana |
| 26 | J. Hoy Smith | 50 | Head | Farmer | Louisiana |
| 27 | Annie Smith | 45 | Wife | — | Louisiana |
| 28 | Martha Smith | 20 | Daughter | Common Labor | Louisiana |
| 29 | Oletha Smith | 19 | Daughter | — | Louisiana |
| 30 | Annie Mae Smith | 17 | Daughter | — | Louisiana |
| 31 | Addie Mae Smith | 15 | Daughter | — | Louisiana |
| 32 | Clifford Smith | 12 | Son | — | Louisiana |
| 33 | Albert Smith | 9 | Son | — | Louisiana |
| 34 | Marvell Smith | 8 | Daughter | — | Louisiana |
| 35 | Imaver Dean Smith | 5 | Daughter | — | Louisiana |
| 36 | Robert Thompson | 55 | Head | Farmer | Louisiana |
| 37 | Emma Thompson | 55 | Wife | — | Louisiana |
| 38 | Ellis Thompson | 17 | Son | — | Louisiana |
| 39 | Essie Lee Thompson | 15 | Daughter | — | Louisiana |
| 40 | Lee Thompson | 62 | Head | Farmer | Louisiana |
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)