JT
Jack Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bell-County, Texas
Our Model Tree links this Jack Thomas across the 1930 and 1940 US Censuses in Bell-County, Texas (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Male
Son
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bell-County, Texas |
| Surname | Thomas |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 5 |
| 1935 Residence (County) | Bell |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Laborer |
| Township / Ward | Justice Precinct 5 |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jack | Age | Birth yr |
|---|---|---|---|---|
| Don Thomas | Son | — | 10 | ~1930 |
| Lloyd Thomas | Son | — | 16 | ~1924 |
| Hill Thomas | Son | — | 25 | ~1915 |
| John Thomas | Son | — | 27 | ~1913 |
| Dorothy Thomas | Daughter | — | 12 | ~1928 |
| Jack Thomas | Son | — | 21 | ~1919 |
| Maurice Thomas | Head | — | 53 | ~1887 |
| Maurice Thomas | Daughter | — | 30 | ~1910 |
Census Appearances
1930
Bell, Texas
Son, age 12
Bell, Texas · 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 | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Bell-County, Texas
Son, age 21
Bell-County, Texas · implied b. ~1919 — 8 household members
| Surname | Thomas |
| Given Name | Jack |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 5 |
| 1935 Residence (County) | Bell |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 21 · b. ~1919 · Texas
★ You are viewing this record
Sibling
John Thomas
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hill Thomas
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Don Thomas
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Thomas
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Thomas
Sibling · 1940 · age 16
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 — Bell-County, Texas
Open full size
1940 US Federal Census — Bell-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03984-00367)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Theodore Hester | 29 | Head | Farming | Texas |
| 42 | Clara Hester | 25 | Wife | — | Texas |
| 43 | Joe A. Chupik | 61 | Head | Farming | Czechoslovakia |
| 44 | Fannie Chupik | 56 | Wife | — | Czechoslovakia |
| 45 | Edward Chupik | 33 | Son | Farm Laborer | Texas |
| 46 | George Watt | 43 | Head | Laborer | Texas |
| 47 | Frances Watt | 44 | Wife | Laundress | Texas |
| 48 | Brewster Watt | 18 | Son | — | Texas |
| 49 | Eugene Irish | 44 | Head | Farming | Texas |
| 50 | Gladys Irish | 33 | Wife | — | Texas |
| 51 | James Irish | 3 | Son | — | Texas |
| 52 | Mary Irish | 83 | Mother | — | Tennessee |
| 53 | Kate Moore | 62 | Sister | — | Tennessee |
| 54 | Maurice Thomas | 53 | Head | Farming | Tennessee |
| 55 | Maurice Thomas | 30 | Daughter | — | Texas |
| 56 | John Thomas | 27 | Son | Laborer | Texas |
| 57 | Hill Thomas | 25 | Son | Laborer | Texas |
| 58 | Jack Thomas THIS PERSON | 21 | Son | Laborer | Texas |
| 59 | Lloyd Thomas | 16 | Son | — | Texas |
| 60 | Dorothy Thomas | 12 | Daughter | — | Texas |
| 61 | Don Thomas | 10 | Son | — | Texas |
| 62 | Jesse L. Carver | 31 | Head | Farming | Texas |
| 63 | Mildred Carver | 27 | Wife | — | Texas |
| 64 | Joyce Carver | 6 | Daughter | — | Texas |
| 65 | Jo Ann Carver | 5 | Daughter | — | Texas |
| 66 | Jesse H. Jarvis | 50 | Head | Farming | Texas |
| 67 | Georgia Jarvis | 51 | Wife | — | Texas |
| 68 | Olin Jarvis | 23 | Son | Laborer | Texas |
| 69 | Donald Jarvis | 21 | Son | Laborer | Texas |
| 70 | Charles P. Tembry | 43 | Head | Farming | Texas |
| 71 | Nellie Tembry | 34 | Wife | — | Texas |
| 72 | Dorothy Tembry | 14 | Daughter | — | Texas |
| 73 | Charles Tembry | 9 | Son | — | Texas |
| 74 | Janice Tembry | 7 | Daughter | — | Texas |
| 75 | Melvin Tembry | 4 | Son | — | Texas |
| 76 | Patricia Tembry | 2 | Daughter | — | Texas |
| 77 | Beulah Wade | 61 | Partner | Farming | Arkansas |
| 78 | Minnie Wade | 56 | Partner | Farming | Texas |
| 79 | John W. Rose | 68 | Head | — | Arkansas |
| 80 | Eva M. Rose | 66 | Wife | — | Texas |
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)