TC
Thomas Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Warren-County, Ohio
Our Model Tree links this Thomas Clark across the 1920, 1930 and 1940 US Censuses in Warren-County, Ohio (XGBoost, ~Confirmed), with identified parents William & Maybelle — first a son (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Warren-County, Ohio |
| Surname | Clark |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Turtlecreek Township |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Occupation | Shoe laster |
| Industry | Shoe mfg. |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Shoe Laster |
| Township / Ward | Turtlecreek Township |
| Est. Birth Year | ~1915 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Eloise Clark | Daughter | — | 23 | ~1917 |
| Frances Clark | Daughter | — | 17 | ~1923 |
| Ruth Clark | Daughter | — | 19 | ~1921 |
| Myrtle Clark | Head | — | 55 | ~1885 |
| Robert Clark | Son | — | 20 | ~1920 |
| Wendell Clark | Son | — | 28 | ~1912 |
| Thomas Clark | Son | — | 25 | ~1915 |
Census Appearances
1920
Warren, Ohio
Son, age 5
Warren, Ohio · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Thomas E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Warren, Ohio
Son, age 15
Warren, Ohio · implied b. ~1915 — 8 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 | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Warren-County, Ohio
Son, age 25
Warren-County, Ohio · implied b. ~1915 — 7 household members
| Surname | Clark |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Turtlecreek Township |
| 1935 Residence (County) | Warren |
| Occupation | Shoe laster |
| Industry | Shoe mfg. |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 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 William Clark (~0.92 confidence) and mother Maybelle Clark (~0.92 confidence) and mother Myrtle Clark (~0.92 confidence) and mother Myrtle Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Clark
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Maybelle Clark
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Myrtle Clark
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Myrtle Clark
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Clark
Son · 1940 · age 25 · b. ~1915 · Ohio
★ You are viewing this record
Sibling
Robert Clark
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eloise Clark
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wendell Clark
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Clark
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Clark
Sibling · 1940 · age 17
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 — Warren-County, Ohio
Open full size
1940 US Federal Census — Warren-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03164-00684)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nelson Wadsworth | 15 | Son | — | Ohio |
| 2 | Mabel E. Wadsworth | 13 | Daughter | — | Ohio |
| 3 | Minnie (X) Wilson | 51 | Head | — | Kentucky |
| 4 | Alfred C. Wilson | 30 | Son | Drill Press Oper | Kentucky |
| 5 | Harold H. Wilson | 28 | Son | Shoe Cutter | Kentucky |
| 6 | M. Rosetta Wilson | 16 | Daughter | — | Ohio |
| 7 | John W. Wilson | 13 | Son | — | Ohio |
| 8 | Myrtle (X) Clark | 55 | Head | — | Ohio |
| 9 | Wendell L. Clark | 28 | Son | — | Ohio |
| 10 | Thomas J. Clark THIS PERSON | 25 | Son | Shoe Laster | Ohio |
| 11 | Eloise A. Clark | 23 | Daughter | Fancy Stitcher | Ohio |
| 12 | Robert E. Clark | 20 | Son | Machine Oper | Ohio |
| 13 | Ruth E. Clark | 19 | Daughter | Fancy Stitcher | Ohio |
| 14 | Frances D. Clark | 17 | Daughter | — | Ohio |
| 15 | Albert E. Davidson | 49 | Head | Teacher | Ohio |
| 16 | Ora F. (X) Davidson | 50 | Wife | Teacher | Ohio |
| 17 | Alta A. King | 26 | Lodger | Teacher | Ohio |
| 18 | Merrill A. (X) Hatfield | 39 | Head | Farmer | Ohio |
| 19 | Ella D. Hatfield | 34 | Wife | — | Ohio |
| 20 | M. Harry Hatfield | 12 | Son | — | Ohio |
| 21 | Lizzie (X) Wadsworth | 68 | Head | — | Kentucky |
| 22 | Sarah E. Warwick | 48 | Daughter | Nurse | Kentucky |
| 23 | Harley W. Warwick | 12 | Grandson | — | Ohio |
| 24 | Elizabeth S. Warwick | 11 | Granddaughter | — | Ohio |
| 25 | Fred H. Webster | 59 | Head | Painter-Decorator | Kentucky |
| 26 | Clemma (X) Webster | 56 | Wife | — | Ohio |
| 27 | Laurel E. Carter | 62 | Brother-in-law | Farm Laborer | Ohio |
| 28 | Mary H. (X) Frye | 76 | Head | — | Ohio |
| 29 | Lester (X) Frye | 52 | Head | Painter-Decorator | Ohio |
| 30 | Estil H. Frye | 42 | Wife | — | Ohio |
| 31 | Fred (X) Watkins | 56 | Head | Millwright | Ohio |
| 32 | Bertha M. Watkins | 56 | Wife | Lining Maker | Ohio |
| 33 | Donald E. Watkins | 12 | Grandson | — | Ohio |
| 34 | Joel Cook | 62 | Head | — | Kentucky |
| 35 | Stella M. (X) Cook | 53 | Wife | Trimmer | Ohio |
| 36 | Lina K. Cook | 23 | Daughter | Lining Closer | Ohio |
| 37 | Tessa E. Cook | 23 | Daughter | Inspector | Ohio |
| 38 | M. Elwood Snider | 41 | Son-in-law | Salesman | Ohio |
| 39 | Dona M. (X) Snider | 33 | Daughter | — | Ohio |
| 40 | Edwina Surface | 83 | Mother-in-law | — | Ohio |
Related Census Records
Pedigree Summary
Thomas + 5 siblings
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)