TC
Thomas Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Thomas Clark across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Thomas & Margaret — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Clark |
| Given Name | Thomas L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Hamilton |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 210 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Bookkeeper |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Peggy Clark | Daughter | — | 5 | ~1935 |
| Thomas Clark | Head | — | 32 | ~1908 |
| Gladys Clark | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Hamilton, Ohio
Son, age 12
Hamilton, Ohio · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Thomas Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Son, age 22
Hamilton, Ohio · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Thomas L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Bookkeeper |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Head, age 32
Hamilton-County, Ohio · implied b. ~1908 — 3 household members
| Surname | Clark |
| Given Name | Thomas L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Hamilton |
| 1935 Residence (County) | Hamilton |
| Occupation | Bookkeeper |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 210 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| 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 Thomas Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Clark (~0.92 confidence) and mother Margaret Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Clark
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Margaret Clark
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Clark
Head · 1940 · age 32 · b. ~1908 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03079-00763)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Langenstroer | 64 | Mother-in-law | — | Ohio |
| 42 | Herbert Stolzenberger | 56 | Head | Machinist | Ohio |
| 43 | Rose Stolzenberger | 53 | Wife | — | Ohio |
| 44 | Clyde Stolzenberger | 28 | Son | Mechanic | Ohio |
| 45 | Hellen Gaunce | 31 | Daughter | Waitress | Ohio |
| 46 | Vivian Gaunce | 13 | Granddaughter | — | Ohio |
| 47 | Clair Gaunce | 11 | Daughter | — | Ohio |
| 48 | Julius Halter | 47 | Head | Bartender | Ohio |
| 49 | Mamie Halter | 44 | Wife | — | Ohio |
| 50 | Marcella Halter | 22 | Daughter | Partner | Ohio |
| 51 | Marion Halter | 20 | Daughter | Candy Maker | Ohio |
| 52 | August Hoffman | 46 | Head | Spray Hand | Ohio |
| 53 | Jeannette Hoffman | 41 | Wife | Assembler | Ohio |
| 54 | Robert Hoffman | 23 | Son | Tool Keeper | Ohio |
| 55 | Roy Hoffman | 19 | Son | Metal Worker | Ohio |
| 56 | Anna Poehner | 59 | Law | — | Indiana |
| 57 | William Cleine | 34 | Head | Truck Driver | Ohio |
| 58 | Anna Cleine | 33 | Wife | Tailoress | Ohio |
| 59 | Charles Weaver | 30 | Head | Assembler | Ohio |
| 60 | Betty Weaver | 26 | Wife | Binder | Ohio |
| 61 | John Conway | 23 | Head | Mechanic | Ohio |
| 62 | Kathryn Conway | 20 | Wife | — | Ohio |
| 63 | Lary Conway | 3 | Son | — | Ohio |
| 64 | Raymond Grosser | 32 | Head | Salesman | Ohio |
| 65 | Martha Grosser | 29 | Wife | — | Ohio |
| 66 | Thomas L. Clark THIS PERSON | 32 | Head | Bookkeeper | Ohio |
| 67 | Gladys Clark | 29 | Wife | — | New York |
| 68 | Peggy Joan Clark | 5 | Daughter | — | Ohio |
| 69 | James Adkins | 38 | Head | Barber | West Virginia |
| 70 | Idesta Adkins | 37 | Wife | Seamstress | West Virginia |
| 71 | Eugene Shiering | 40 | Head | Carpenter | Ohio |
| 72 | Elizabeth Shiering | 40 | Wife | — | Ohio |
| 73 | Jack Shiering | 8 | Son | — | Ohio |
| 74 | Leonard Huck | 24 | Head | Eye Maker | Ohio |
| 75 | Mildred Huck | 21 | Wife | — | Ohio |
| 76 | Leonard Earl Huck | 1 | Son | — | Ohio |
| 77 | Harry Yehls | 66 | Head | — | France |
| 78 | Marie Yehls | 64 | Wife | — | France |
| 79 | Eugenie Ritter | 57 | Head | — | France |
| 80 | Richard Ritter | 24 | Son | Meat Cutter | Ohio |
Related Census Records
Pedigree Summary
Thomas
Gen 1 · 2 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)