HT
Harry Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this Harry Thomas across the 1920, 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Thomas |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cuyahoga Falls |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Occupation | Machinist |
| Industry | Machine Shop & Mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 300 |
| Highest Grade | C 1 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Machinist |
| Township / Ward | Cuyahoga Falls |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Adeline Thomas | Daughter | — | 19 | ~1921 |
| Charles Thomas | Head | — | 47 | ~1893 |
| Harry Thomas | Son | — | 21 | ~1919 |
| Elsie Thomas | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Summit, Ohio
Son, age 1
Summit, Ohio · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | England |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Summit, Ohio
Son, age 11
Summit, Ohio · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harry E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Summit-County, Ohio
Son, age 21
Summit-County, Ohio · implied b. ~1919 — 4 household members
| Surname | Thomas |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cuyahoga Falls |
| 1935 Residence (County) | Summit |
| Occupation | Machinist |
| Industry | Machine Shop & Mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 300 |
| Highest Grade | C 1 |
| 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 Harry Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Thomas (~0.92 confidence) and father Charles Thomas (~0.92 confidence) and father Charlie Thomas (~0.92 confidence) and mother Claire Thomas (~0.92 confidence) and mother Elsie Thomas (~0.92 confidence) and mother Elsie Thomas (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Thomas
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Charles Thomas
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Charlie Thomas
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Claire Thomas
b. ~1899
Source mother
● Household
· direct · ~0.92
Mother
Elsie Thomas
b. ~1900
Source mother
● Household
· direct · ~0.92
Mother
Elsie Thomas
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Thomas
Son · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Adeline Thomas
Sibling · 1940 · age 19
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-t0627-03153-00058)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elmer Avery | 25 | Lodger | De-Ion Builder | Ohio |
| 2 | Leonard D. Walker | 31 | Head | Service Man | Ohio |
| 3 | Martha S. Walker | 30 | Wife | — | Ohio |
| 4 | Dorothy Ann Walker | 2 | Daughter | — | Ohio |
| 5 | Clarence Baird | 39 | Head | Service Man | Ohio |
| 6 | Florence Baird | 35 | Wife | — | Ohio |
| 7 | Lewis Baird | 5 | Son | — | Ohio |
| 8 | Jane Baird | 3 | Son | — | Ohio |
| 9 | Earl L. Lowry | 61 | Head | — | Ohio |
| 10 | Hattie M. Lowry | 55 | Wife | — | Ohio |
| 11 | James R. Sauter | 37 | Head | Carpenter | West Virginia |
| 12 | Loretta R. Sauter | 44 | Wife | — | Pennsylvania |
| 13 | Lenore Finney | 20 | Step Daughter | Saleslady | Ohio |
| 14 | Marilyn Lee Finney | 2 | Step Daughter | — | Ohio |
| 15 | Harry E. Ohlson | 49 | Head | Tool Room Manager | Massachusetts |
| 16 | Jenny M. Ohlson | 45 | Wife | — | Massachusetts |
| 17 | Harry E. Jr. Ohlson | 18 | Son | — | Ohio |
| 18 | Bthel E. Forshey | 39 | Head | Superintendent | Ohio |
| 19 | Olive Forshey | 34 | Wife | — | West Virginia |
| 20 | Edgar Forshey | 16 | Son | — | Ohio |
| 21 | Jack Forshey | 5 | Son | — | Ohio |
| 22 | Marvin Forshey | 1 | Son | — | Ohio |
| 23 | Lawrence L. Waitzel | 61 | Head | Laborer | Maryland |
| 24 | Anna Waitzel | 55 | Wife | — | Maryland |
| 25 | Lewis Waitzel | 18 | Son | Laborer | Maryland |
| 26 | Randall Waitzel | 15 | Son | — | Maryland |
| 27 | George Mcclintock | 42 | Head | Truck Driver | Ireland |
| 28 | Mabel Mcclintock | 39 | Wife | — | Missouri |
| 29 | Gladys M. Hencshott | 16 | Step Daughter | — | Ohio |
| 30 | Charles W. Jr. Hencshott | 15 | Step Son | — | Ohio |
| 31 | Charles W. Thomas | 47 | Head | Machinist | Ohio |
| 32 | Elsie Thomas | 40 | Wife | — | England |
| 33 | Harry Thomas THIS PERSON | 21 | Son | Machinist | Ohio |
| 34 | Adeline Thomas | 19 | Daughter | — | Ohio |
| 35 | Catherine Walker | 57 | Head | — | Ireland |
| 36 | Ruby J. Walker | 24 | Daughter | Book Keeper | Ohio |
| 37 | Vernon W. Walker | 18 | Son | — | Ohio |
| 38 | Charles A. Hartman | 52 | Head | Carpenter | Ohio |
| 39 | Mary J. Hartman | 57 | Wife | — | Ohio |
| 40 | Mabel Hartman | 26 | Daughter | Saleslady | Ohio |
Pedigree Summary
Harry + 1 sibling
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)