JC
Julia Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Trumbull-County, Ohio
Our Model Tree links this Julia Clark across the 1920, 1930 and 1940 US Censuses in Trumbull-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 2-person household.
Age 75
b. ~1865
Female
Head
Born: England
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Trumbull-County, Ohio |
| Surname | Clark |
| Given Name | Julia B |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Warren City |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | 0 |
| Highest Grade | No 8 |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | 0 |
| Township / Ward | Warren City |
| Est. Birth Year | ~1865 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Julia | Age | Birth yr |
|---|---|---|---|---|
| Julia Clark | Head | — | 75 | ~1865 |
| Mabel Clark | Daughter | — | 40 | ~1900 |
Census Appearances
1920
Trumbull, Ohio
Spouse, age 54
Trumbull, Ohio · implied b. ~1866 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Julia A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1885 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1889 |
| Birthplace (normalized) | england |
1930
Trumbull, Ohio
Head, age 65
Trumbull, Ohio · implied b. ~1865 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Julia A |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1882 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Trumbull-County, Ohio
Head, age 75
Trumbull-County, Ohio · implied b. ~1865 — 2 household members
| Surname | Clark |
| Given Name | Julia B |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Warren City |
| Naturalization Status | Naturalized |
| Occupation | 0 |
| Highest Grade | No 8 |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Julia Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Julia Clark
Head · 1940 · age 75 · b. ~1865 · Ohio
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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-t0627-03156-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John M Pinkerton | 24 | Head | Machinist | Michigan |
| 2 | Dorothy M Pinkerton | 24 | Wife | — | Pennsylvania |
| 3 | Charles W Reeder | 24 | Head | Electric Crane Man | Ohio |
| 4 | Betty B Reeder | 20 | Wife | 0 | Ohio |
| 5 | Alfred B Erickson | 27 | Head | Quality Engineer | Washington |
| 6 | Frances Erickson | 26 | Wife | 0 | Mass. |
| 7 | William A Wilson | 41 | Head | Laborer | Scotland |
| 8 | Mary D Wilson | 40 | Wife | 0 | Scotland |
| 9 | William A Jr Wilson | 10 | Son | — | Ohio |
| 10 | Wilma Passavant | 37 | Head | Industrial Nurse | Pennsylvania |
| 11 | Jessie M Davis | 50 | Head | Proprietor | Ohio |
| 12 | Robert G. D. Morse | 62 | Head | 0 | Ohio |
| 13 | Hazel Morse | 48 | Wife | Sales Lady | Ohio |
| 14 | Julia B Clark THIS PERSON | 75 | Head | 0 | England |
| 15 | Mabel Clark | 40 | Daughter | 0 | Ohio |
| 16 | Vincent T. Hazel | 39 | Head | Salesman | Ohio |
| 17 | Zelma D Hazel | 37 | Wife | — | Pennsylvania |
| 18 | Dolores Hazel | 16 | Daughter | — | Ohio |
| 19 | Donald Hazel | 14 | Son | — | Ohio |
| 20 | Raymond Hazel | 8 | Son | — | Ohio |
| 21 | Orlin Blanchard | 48 | Head | Carpenter | Kansas |
| 22 | Gertrude Blanchard | 47 | Wife | 0 | Ohio |
| 23 | William R Blanchard | 20 | Son | 0 | Ohio |
| 24 | William H Parker | 30 | Head | Laborer | Ohio |
| 25 | Beatrice Parker | 27 | Wife | 0 | Pennsylvania |
| 26 | Samuel R Lanyon | 43 | Head | Auto Painter | Pennsylvania |
| 27 | Arabelle Lanyon | 39 | Wife | 0 | Pennsylvania |
| 28 | Betty Lanyon | 18 | Daughter | 0 | Pennsylvania |
| 29 | Clarence W Abel | 25 | Head | Laborer | Ohio |
| 30 | Christina A Abel | 25 | Wife | 0 | Pennsylvania |
| 31 | Constance Ann Abel | 2 | Daughter | — | Ohio |
| 32 | Arleene M Abel | 1 | Daughter | — | Ohio |
| 33 | Richard W Abel | 0 | Son | — | Ohio |
| 34 | Charles Abel | 36 | Brother | Janitor | Ohio |
| 35 | John Astolfi | 42 | Head | Machine Hand | Italy |
| 36 | Theresa Astolfi | 28 | Wife | 0 | Italy |
| 37 | Archie Astolfi | 15 | Son | 0 | Ohio |
| 38 | Rosette Astolfi | 14 | Daughter | 0 | Ohio |
| 39 | Matilda Astolfi | 13 | Daughter | — | Ohio |
| 40 | Josephine Astolfi | 11 | Daughter | — | Ohio |
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)