DT
David Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this David Thomas across the 1920, 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed), with identified parents David & Walter — first a son (b.~1916), then head of a 5-person household.
Age 24
b. ~1916
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Thomas |
| Given Name | David W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Akron |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Occupation | Int. Tech. |
| Industry | rubber works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1700 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Int. Tech. |
| Township / Ward | Akron |
| Est. Birth Year | ~1916 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| Anna Thomas | Head | — | 53 | ~1887 |
| Winifred Thomas | Other | — | 21 | ~1919 |
| Alan Childs | Other | — | 6 | ~1934 |
| David Thomas | Son | — | 24 | ~1916 |
| Eugene Thomas | Son | — | 13 | ~1927 |
Census Appearances
1920
Summit, Ohio
Son, age 3
Summit, Ohio · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Summit, Ohio
Son, age 14
Summit, Ohio · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | David W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Summit-County, Ohio
Son, age 24
Summit-County, Ohio · implied b. ~1916 — 5 household members
| Surname | Thomas |
| Given Name | David W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Akron |
| 1935 Residence (County) | Summit |
| Occupation | Int. Tech. |
| Industry | rubber works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1700 |
| Highest Grade | C 3 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 David Thomas (~0.92 confidence) and father Walter Thomas (~0.92 confidence) and mother Anna Thomas (~0.92 confidence) and mother Anna Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Thomas
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Walter Thomas
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Anna Thomas
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Anna Thomas
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Thomas
Son · 1940 · age 24 · b. ~1916 · Ohio
★ You are viewing this record
Sibling
Eugene Thomas
Sibling · 1940 · age 13
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 — Summit-County, Ohio
Open full size
1940 US Federal Census — Summit-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03179-00436)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary L. Freeman | 10 | Daug | — | Ohio |
| 42 | Dorothy J. Freeman | 7 | Daug | — | Ohio |
| 43 | Roscoe E. Lashley | 59 | Head | Salesman, Eng | Indiana |
| 44 | Hattie Lashley | 55 | Wife | — | Indiana |
| 45 | Althea Bailey | 42 | Servant | Servant | Ohio |
| 46 | James C. Boone | 42 | Head | Machinist | Tenn |
| 47 | Marie E. Boone | 39 | Wife | — | Penn |
| 48 | Gladys Boone | 18 | Daug | New Worker | Penn |
| 49 | Jean Boone | 11 | Daug | — | Ohio |
| 50 | William H. Boone | 5 | Son | — | Ohio |
| 51 | Anna C. Thomas | 53 | Head | — | Ohio |
| 52 | David W. Thomas THIS PERSON | 24 | Son | Int. Tech. | Ohio |
| 53 | Winifred F. Thomas | 21 | Daug | Secretary | Ohio |
| 54 | Eugene M. Thomas | 13 | Son | — | Ohio |
| 55 | Alan Childs | 6 | Boarder | — | Ohio |
| 56 | William D. Kennedy | 53 | Head | Plumber | Ohio |
| 57 | Claudia Kennedy | 58 | Wife | — | Ohio |
| 58 | Thomas W. Kennedy | 12 | Son | — | Ohio |
| 59 | Leonard G. Frame | 53 | Head | Veterinarian | Ohio |
| 60 | Eva Frame | 51 | Wife | — | Ohio |
| 61 | Leonard Jr. Frame | 14 | Son | — | Ohio |
| 62 | John Goldthread | 47 | Head | Constr. Supt. | Penn |
| 63 | Helen G. Goldthread | 47 | Wife | — | Ohio |
| 64 | Dorothy Goldthread | 22 | Daug | — | Ohio |
| 65 | Jeanette Goldthread | 16 | Daug | — | Ohio |
| 66 | Phyllis Goldthread | 14 | Daug | — | Ohio |
| 67 | Everett H. Mace | 51 | Head | Checker | W. Virginia |
| 68 | Rebecca T. Mace | 47 | Wife | — | W. Virginia |
| 69 | Flora C. Mace | 23 | Daug | Clerical | W. Virginia |
| 70 | Mrs. C. C. Knox | 52 | Head | — | Ohio |
| 71 | Helen Knox | 25 | Daug | Teacher | Ohio |
| 72 | Robert Knox | 22 | Son | — | Ohio |
| 73 | Marjorie Knox | 18 | Daug | — | Ohio |
| 74 | Evan J. Crane | 65 | Head | Rubberworker | Wales |
| 75 | Katherine V. Crane | 63 | Wife | — | Maryland |
| 76 | Harriet Crane | 37 | Daug | Rubberworker | Maryland |
| 77 | Catherine Crane | 32 | Daug | Clerk | Maryland |
| 78 | Howard Crane | 21 | Son | Clerk | Maryland |
| 79 | Donald Crane | 18 | Son | — | Maryland |
| 80 | Sophia Kirk | 35 | Daug | Clerical | Maryland |
Pedigree Summary
David + 1 sibling
Gen 1 · 4 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)