HT
Harold Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Licking-County, Ohio
Our Model Tree links this Harold Thomas across the 1920, 1930 and 1940 US Censuses in Licking-County, Ohio (XGBoost, ~Confirmed), with identified parents Isaac & Anna — first a son (b.~1903), then head of a 3-person household.
Age 37
b. ~1903
Male
Son
Born: Ohio
Separated
1940 Census Record Details
| Census Year | 1940 |
| Location | Licking-County, Ohio |
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Separated |
| Birthplace | Ohio |
| 1935 Residence (City) | Newark Ct. |
| 1935 Residence (County) | Licking |
| Additional Details | |
| Occupation | Gatherer |
| Industry | Holophane Glass Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1107 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Gatherer |
| Township / Ward | Newark Ct |
| Est. Birth Year | ~1903 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Earl Thomas | Son | — | 35 | ~1905 |
| Anna Thomas | Head | — | 60 | ~1880 |
| Harold Thomas | Son | — | 37 | ~1903 |
Census Appearances
1920
Licking, Ohio
Son, age 16
Licking, Ohio · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Licking, Ohio
Son, age 26
Licking, Ohio · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harold W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Helper |
| Industry | Glass Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Licking-County, Ohio
Son, age 37
Licking-County, Ohio · implied b. ~1903 — 3 household members
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Separated |
| Birthplace | Ohio |
| 1935 Residence (City) | Newark Ct. |
| 1935 Residence (County) | Licking |
| Occupation | Gatherer |
| Industry | Holophane Glass Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1107 |
| Highest Grade | No 8 |
| 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 Harold Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Isaac Thomas (~0.92 confidence) and mother Anna Thomas (~0.92 confidence) and father Bert Thomas (~0.92 confidence) and mother Minnie Thomas (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Isaac Thomas
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Anna Thomas
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Bert Thomas
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Minnie Thomas
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Thomas
Son · 1940 · age 37 · b. ~1903 · Ohio
★ You are viewing this record
Sibling
Earl Thomas
Sibling · 1940 · age 35
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 — Licking-County, Ohio
Open full size
1940 US Federal Census — Licking-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03098-00575)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruth Statler | 38 | Wife | Tire Builder | Ohio |
| 42 | Bette J. Harris | 15 | Daughter | — | Ohio |
| 43 | Urban Parker | 27 | Head | Painter | Colorado |
| 44 | Margaret Parker | 26 | Wife | — | Ohio |
| 45 | Stella Parker | 5 | Daughter | — | Ohio |
| 46 | Benjamin Parker | 4 | Son | — | Ohio |
| 47 | Bonnie J. Parker | 2 | Daughter | — | Ohio |
| 48 | Louis Vermillion | 29 | Lodger | Laborer | Ohio |
| 49 | John Steinberger | 25 | Head | Metal Man | Ohio |
| 50 | Virginia Steinberger | 23 | Wife | — | Ohio |
| 51 | Roy Thomas | 40 | Head | Fireman | Ohio |
| 52 | Anna L. Thomas | 60 | Head | — | Ohio |
| 53 | Harold Thomas THIS PERSON | 37 | Son | Gatherer | Ohio |
| 54 | Earl Thomas | 35 | Son | Laborer | Ohio |
| 55 | Edna Hornbauer | 33 | Head | — | Pennsylvania |
| 56 | Charles Hornbauer | 21 | Son | Truck Driver | Pennsylvania |
| 57 | George Hornbauer | 49 | Lodger | Presser | Pennsylvania |
| 58 | Laura Balen | 76 | Mother | — | Pennsylvania |
| 59 | Edward Jones | 70 | Head | Mining Engineer | Ohio |
| 60 | Helen J. Jones | 18 | Daughter | Typist | Ohio |
| 61 | Louisa Brown | 62 | Housekeeper | Housekeeper | Ohio |
| 62 | Wolney Nickols | 76 | Head | Retired | Ohio |
| 63 | Carrie Nickols | 75 | Wife | — | Ohio |
| 64 | Oscar Krall | 36 | Head | Engraving | Austria |
| 65 | Alma Krall | 31 | Wife | — | New York |
| 66 | Nancy Singer | 10 | Niece | — | Ohio |
| 67 | William H. Donaldson | 73 | Head | Janitor | Ohio |
| 68 | Rosa B. Donaldson | 51 | Wife | — | Ohio |
| 69 | William F. Donaldson | 27 | Son | Tank Operator | Ohio |
| 70 | Edith Williams | 44 | Head | Tackelmaker | Ohio |
| 71 | Charles R. Williams | 22 | Son | Helper | Ohio |
| 72 | George W. Williams | 25 | Son | Garageman | Ohio |
| 73 | Gladys Williams | 27 | Daughter-in-law | — | Ohio |
| 74 | Gary M. Williams | 1 | Grandson | — | Ohio |
| 75 | Franklin H. Penrose | 24 | Head | Butcher | Ohio |
| 76 | Alma Penrose | 23 | Wife | — | Ohio |
| 77 | Charles F. Penrose | 4 | Son | — | Ohio |
| 78 | Richard N. Penrose | 1 | Son | — | Ohio |
| 79 | Sylvester Moran | 42 | Head | Minister | Ohio |
| 80 | Apal Moran | 40 | Wife | — | Ohio |
Pedigree Summary
Harold + 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)