JT
Jack Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, Louisiana
Our Model Tree links this Jack Thomas across the 1930 and 1940 US Censuses in Richland-County, Louisiana (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 9-person household.
Age 22
b. ~1918
Male
Son
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, Louisiana |
| Surname | Thomas |
| Given Name | Jack E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 3 |
| 1935 Residence (County) | Richland |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farmer |
| Township / Ward | Ward 3 |
| Est. Birth Year | ~1918 |
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 Jack | Age | Birth yr |
|---|---|---|---|---|
| J Thomas | Other | — | 35 | ~1905 |
| Jack Thomas | Son | — | 22 | ~1918 |
| Huey Thomas | Son | — | 11 | ~1929 |
| Nancy Thomas | Daughter | — | 20 | ~1920 |
| Sallie Thomas | Spouse | — | 49 | ~1891 |
| Lorene Thomas | Daughter | — | 15 | ~1925 |
| Fannie Thomas | Daughter | — | 18 | ~1922 |
| Maxine Thomas | Daughter | — | 10 | ~1930 |
| Fate Thomas | Head | — | 51 | ~1889 |
Census Appearances
1930
Richland, Louisiana
Son, age 12
Richland, Louisiana · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Richland-County, Louisiana
Son, age 22
Richland-County, Louisiana · implied b. ~1918 — 9 household members
| Surname | Thomas |
| Given Name | Jack E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 3 |
| 1935 Residence (County) | Richland |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | H-2 |
| 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 Jack Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jack Thomas
Son · 1940 · age 22 · b. ~1918 · Louisiana
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Sibling
Nancy Thomas
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorene Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fannie Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Huey Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maxine Thomas
Sibling · 1940 · age 10
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 — Richland-County, Louisiana
Open full size
1940 US Federal Census — Richland-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01444-00441)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles M. Halley | 46 | Head | Carpenter | Louisiana |
| 2 | Bess S. O. Halley | 31 | Wife | — | Kentucky |
| 3 | Charles M. Jr. Halley | 12 | Son | — | Louisiana |
| 4 | Billie J. Halley | 9 | Son | — | Louisiana |
| 5 | Gaither Floyd Halley | 17 | Brother | — | Louisiana |
| 6 | Juanita Stout | 22 | Lodger | Teacher | Louisiana |
| 7 | Anna Stafford | 64 | Head | — | Mississippi |
| 8 | Etta J. Alsbrooks | 31 | Head | Teacher | Louisiana |
| 9 | James G. Yone | 66 | Head | Proprietor | Louisiana |
| 10 | Mary J. Yone | 57 | Wife | — | Louisiana |
| 11 | Kathleen Yone | 14 | Daughter | — | Louisiana |
| 12 | Paul W. Harwick | 44 | Head | Proprietor | Texas |
| 13 | Helen M. Harwick | 38 | Wife | — | Mississippi |
| 14 | Vasser Griffin | 23 | Lodger | Teacher | Louisiana |
| 15 | G. J. Fleischmann | 38 | Head | Teacher | Michigan |
| 16 | Gladys Fleischmann | 34 | Wife | — | Louisiana |
| 17 | Katie D. Fleischmann | 3 | Daughter | — | Louisiana |
| 18 | Richard G. Fuller | 24 | Head | Farmer | Louisiana |
| 19 | Ruth Fuller | 21 | Wife | — | Louisiana |
| 20 | J. F. Fuller | 2 | Son | — | Louisiana |
| 21 | Lem Mcdonald | 62 | Head | Farmer | Louisiana |
| 22 | Florence Mcdonald | 52 | Wife | — | Louisiana |
| 23 | Grace Mcdonald | 24 | Daughter | Book Binder | Louisiana |
| 24 | Billie R. Copeland | 5 | Grand Daughter | — | Louisiana |
| 25 | Fate J. Thomas | 51 | Head | Farmer | Louisiana |
| 26 | Sallie Thomas | 49 | Wife | — | Louisiana |
| 27 | Jack E. Thomas THIS PERSON | 22 | Son | Farmer | Louisiana |
| 28 | Nancy Thomas | 20 | Daughter | — | Louisiana |
| 29 | Fannie J. Thomas | 18 | Daughter | — | Louisiana |
| 30 | Lorene Thomas | 15 | Daughter | — | Louisiana |
| 31 | Huey Thomas | 11 | Son | — | Louisiana |
| 32 | Maxine Thomas | 10 | Daughter | — | Louisiana |
| 33 | J. W. Thomas | 35 | Nephew | Farmer | Louisiana |
| 34 | Sam W. Colvin | 58 | Head | Farmer | Georgia |
| 35 | Audie Colvin | 55 | Wife | — | Louisiana |
| 36 | Enel R. Colvin | 27 | Son | Farmer | Louisiana |
| 37 | Bernice A. Colvin | 23 | Daughter in-law | — | Louisiana |
| 38 | Herman D. Ch. Colvin | 23 | Son | — | Louisiana |
| 39 | Jennie Futch | 52 | Head | New Worker | Louisiana |
| 40 | Forest Futch | 17 | Son | — | 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)