DT
David Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cooke-County, Texas
Our Model Tree links this David Thomas across the 1920, 1930 and 1940 US Censuses in Cooke-County, Texas (XGBoost, ~Confirmed), with identified parents James & J — first a son (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Male
Son
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cooke-County, Texas |
| Surname | Thomas |
| Given Name | David (A.) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cooke |
| Additional Details | |
| Highest Grade | C 4 |
| 1935 Residence | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Justice Precinct 1 |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Betty Thomas | Daughter | — | 12 | ~1928 |
| Amy Turner | Daughter | — | 32 | ~1908 |
| Rosa Turner | Daughter | — | 11 | ~1929 |
| J Thomas | Head | — | 56 | ~1884 |
| Billie Turner | Son | — | 6 | ~1934 |
| David Thomas | Son | — | 21 | ~1919 |
| Edna Thomas | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Cooke, Texas
Son, age 1
Cooke, Texas · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Cooke, Texas
Son, age 11
Cooke, Texas · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Cooke-County, Texas
Son, age 21
Cooke-County, Texas · implied b. ~1919 — 7 household members
| Surname | Thomas |
| Given Name | David (A.) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cooke |
| Highest Grade | C 4 |
| 1935 Residence | Texas |
| 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 David Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Thomas (~0.92 confidence) and father J Thomas (~0.92 confidence) and mother Elva Thomas (~0.92 confidence) and mother Edna Thomas (~0.92 confidence) and father James Thomas (~0.92 confidence) and mother Edna Thomas (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Thomas
b. ~1883
Source father
● Household
· direct · ~0.92
Father
J Thomas
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Elva Thomas
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Edna Thomas
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
James Thomas
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Edna Thomas
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Thomas
Son · 1940 · age 21 · b. ~1919 · Texas
★ You are viewing this record
Sibling
Betty Thomas
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Turner
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosa Turner
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amy Turner
Sibling · 1940 · age 32
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 — Cooke-County, Texas
Open full size
1940 US Federal Census — Cooke-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04012-00504)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret M. Schad | 2 | Daughter | — | Texas |
| 42 | Theresa Infant Schad | 0 | Daughter | — | Texas |
| 43 | Garnett Emmett | 30 | Head | Farmer | Texas |
| 44 | Felicie Emmett | 28 | Wife | Housework | Texas |
| 45 | W. E. Acker | 21 | Head | Farm Labor | Texas |
| 46 | Mildred Acker | 22 | Wife | Housework | Texas |
| 47 | W. N. Lune | 54 | Head | Farmer | Tennessee |
| 48 | Nellie Lune | 45 | Wife | Housework | Texas |
| 49 | Alford Lune | 14 | Son | — | Texas |
| 50 | Emma Jean Lune | 7 | Daughter | — | Texas |
| 51 | H. O. Porter | 71 | Head | Farmer | Texas |
| 52 | Roy W. Porter | 20 | Son | — | Texas |
| 53 | W. C. Mosier | 30 | Head | Molder | Texas |
| 54 | Minnie Mosier | 24 | Wife | Housekeeper | Texas |
| 55 | Robert E. Mosier | 5 | Son | — | Texas |
| 56 | Marlene Mosier | 3 | Daughter | — | Texas |
| 57 | Woodrow Porter | 25 | Lodger | Farm Labor | Texas |
| 58 | L. D. Jones | 39 | Head | Farmer | Tennessee |
| 59 | Maude Jones | 36 | Wife | Housework | Kentucky |
| 60 | Cecil Jones | 15 | Son | — | Texas |
| 61 | J. A. Thomas | 56 | Head | Farmer | Texas |
| 62 | Edna Thomas | 56 | Wife | Housework | Texas |
| 63 | David (A.) Thomas THIS PERSON | 21 | Son | — | Texas |
| 64 | Betty Joe Thomas | 12 | Daughter | — | Texas |
| 65 | Amy Turner | 32 | Daughter | School Teacher | Texas |
| 66 | Rosa Turner | 11 | Daughter | — | Texas |
| 67 | Billie Turner | 6 | Son | — | Texas |
| 68 | Emma Dresser | 52 | Head | Housework | Tennessee |
| 69 | C. E. Mayall | 51 | Head | Farmer | Arkansas |
| 70 | Lilla Mayall | 47 | Wife | Housework | Arkansas |
| 71 | Earnestine Mayall | 8 | Daughter | — | Texas |
| 72 | H. H. Scott | 50 | Head | Farmer | Texas |
| 73 | Myrtle Scott | 46 | Wife | Housework | Texas |
| 74 | Leo C. Scott | 27 | Son | Farm Labor | Texas |
| 75 | Travis Scott | 22 | Son | Farm Labor | Texas |
| 76 | Mildred Scott | 18 | Daughter | — | Texas |
| 77 | William Scott | 13 | Son | — | Texas |
| 78 | J. B. Scott | 11 | Son | — | Texas |
| 79 | Martha J. Scott | 8 | Daughter | — | Texas |
| 80 | Raymon Scott | 5 | Son | — | Texas |
Pedigree Summary
David + 4 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)