TH
Thomas Hart — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Trumbull-County, Ohio
Our Model Tree links this Thomas Hart across the 1930 and 1940 US Censuses in Trumbull-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trumbull-County, Ohio |
| Surname | Hart |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Niles city |
| 1935 Residence (County) | Trumbull |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Niles City |
| Est. Birth Year | ~1930 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Pauline Hart | Spouse | — | 34 | ~1906 |
| Thomas Hart | Son | — | 10 | ~1930 |
| Alma Hart | Daughter | — | 5 | ~1935 |
| Charles Hart | Head | — | 39 | ~1901 |
| Stephen William | Other | — | 19 | ~1921 |
| Jacqueline Hart | Daughter | — | 14 | ~1926 |
| Catherine Hart | Daughter | — | 16 | ~1924 |
| Richard Hart | Son | — | 7 | ~1933 |
| Lois Hart | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Trumbull, Ohio
Son, age
Trumbull, Ohio · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Trumbull-County, Ohio
Son, age 10
Trumbull-County, Ohio · implied b. ~1930 — 9 household members
| Surname | Hart |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Niles city |
| 1935 Residence (County) | Trumbull |
| Highest Grade | No 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 Hart across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Hart
Son · 1940 · age 10 · b. ~1930 · Ohio
★ You are viewing this record
Sibling
Lois Hart
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Hart
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Hart
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jacqueline Hart
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Hart
Sibling · 1940 · age 7
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 — Trumbull-County, Ohio
Open full size
1940 US Federal Census — Trumbull-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03159-00453)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mike Mcnich | 17 | Son | Newspaper Boy | Pennsylvania |
| 42 | Bert Hubbard | 61 | Head | Laborer | Ohio |
| 43 | Bessie L. Hubbard | 55 | Wife | — | Ohio |
| 44 | Ruth Hubbard | 20 | Daughter | Clerk - Saleslady | Ohio |
| 45 | Andrew A. Mcniells | 27 | Head | Junior Leader | Pennsylvania |
| 46 | Rose A. Mcniells | 27 | Wife | — | Vermont |
| 47 | Lawrence Mcniells | 1 | Son | — | Ohio |
| 48 | Catherine Casey | 69 | Head | — | Ohio |
| 49 | Mary Casey | 33 | Daughter | Beautician | Ohio |
| 50 | Mitchell Shahaden | 28 | Head | Laborer | New Jersey |
| 51 | Mary Shahaden | 25 | Wife | — | Ohio |
| 52 | Thomas Shahaden | 6 | Son | — | Ohio |
| 53 | Carol Ann Shahaden | 2 | Daughter | — | Ohio |
| 54 | Mary A. Hudson | 58 | Head | — | Michigan |
| 55 | Ruth Hudson | 17 | Daughter | — | Ohio |
| 56 | Margaret Hyrum | 27 | Daughter | Solderer | Pennsylvania |
| 57 | George James | 38 | Head | Laborer | Hungary |
| 58 | Margaret M. James | 36 | Wife | — | Hungary |
| 59 | Rudolph Barchi | 40 | Lodger | Painter | Italy |
| 60 | Charles Hart | 39 | Head | Foreman - Mach. Shop | Indiana |
| 61 | Pauline S. Hart | 34 | Wife | — | Ohio |
| 62 | Catherine Hart | 16 | Daughter | — | Pennsylvania |
| 63 | Jacqueline Hart | 14 | Daughter | — | Ohio |
| 64 | Lois Hart | 12 | Daughter | — | Ohio |
| 65 | Thomas Hart THIS PERSON | 10 | Son | — | Ohio |
| 66 | Richard Hart | 7 | Son | — | Ohio |
| 67 | Alma Hart | 5 | Daughter | — | Ohio |
| 68 | Stephen William | 19 | Nephew | Delivery Boy | West Virginia |
| 69 | George Croft | 39 | Head | Doubler | Pennsylvania |
| 70 | Isabel Croft | 34 | Wife | — | Ohio |
| 71 | George Jr. Croft | 7 | Son | — | Ohio |
| 72 | Clyde A. Croft | 41 | Head | — | Ohio |
| 73 | Nancy E. Croft | 39 | Wife | Supervisor | Pennsylvania |
| 74 | Clyde A. Jr. Croft | 17 | Son | — | Ohio |
| 75 | Martha Croft | 14 | Daughter | — | Ohio |
| 76 | Ruth Croft | 11 | Daughter | — | Ohio |
| 77 | Vernon S. Provitt | 28 | Head | Metallurgist | Pennsylvania |
| 78 | Clara Provitt | 25 | Wife | — | Pennsylvania |
| 79 | Vernon Lee Provitt | 4 | Son | — | Pennsylvania |
| 80 | Patricia Jean Provitt | 3 | Daughter | — | Pennsylvania |
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)