JP
John Patrick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Trumbull-County, Ohio
Our Model Tree links this John Patrick across the 1930 and 1940 US Censuses in Trumbull-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trumbull-County, Ohio |
| Surname | Patrick |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Lordstown |
| 1935 Residence (County) | Trumbull |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 420 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Lordstown |
| Est. Birth Year | ~1917 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Mary Patrick | Daughter | — | 25 | ~1915 |
| John Patrick | Son | — | 23 | ~1917 |
| John Patrick | Head | — | 50 | ~1890 |
| Joanna Patrick | Spouse | — | 53 | ~1887 |
| Sally Patrick | Daughter | — | 20 | ~1920 |
| Frank Patrick | Son | — | 29 | ~1911 |
| Regis Patrick | Son | — | 13 | ~1927 |
| Cyril Patrick | Son | — | 18 | ~1922 |
| Eleanor Patrick | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Mahoning, Ohio
Son, age 12
Mahoning, Ohio · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Patrick |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Czechoslovakia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Trumbull-County, Ohio
Son, age 23
Trumbull-County, Ohio · implied b. ~1917 — 9 household members
| Surname | Patrick |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Lordstown |
| 1935 Residence (County) | Trumbull |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 13 |
| Income (1939) | 420 |
| Highest Grade | No 8 |
| 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 John Patrick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Patrick
Son · 1940 · age 23 · b. ~1917 · Ohio
★ You are viewing this record
Sibling
Regis Patrick
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Patrick
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Patrick
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Patrick
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cyril Patrick
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sally Patrick
Sibling · 1940 · age 20
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
22 people indexed on this census page (nara:1940:m-t0627-03158-00395)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Florence Clemens | 41 | Wife | — | Ohio |
| 42 | Doris Clemens | 21 | Step Daughter | Machinist | Ohio |
| 43 | George D. Birdner | 27 | Head | Press Helper | Ohio |
| 44 | Florence M. Birdner | 23 | Wife | — | Ohio |
| 45 | Shirley A. Birdner | 2 | Daughter | — | Ohio |
| 46 | Lewis Smith | 60 | Head | Operator | Ohio |
| 47 | Edna Belle Smith | 52 | Wife | — | Ohio |
| 48 | Ollie Bell White | 54 | Head | Operator | Ohio |
| 49 | David F. Justice | 94 | Father | — | Ohio |
| 50 | Robert O. Tillett | 34 | Son-in-law | Normalizer | West Virginia |
| 51 | Alice May Tillett | 27 | Daughter | — | Ohio |
| 52 | Jean Louise Tillett | 2 | Daughter | — | Ohio |
| 53 | Benjamin Vanderberg | 23 | Lodger | Laborer | Michigan |
| 54 | John M. Patrick | 50 | Head | Millwright | Pennsylvania |
| 55 | Joanna Patrick | 53 | Wife | — | Czechoslovakia |
| 56 | Frank J. Patrick | 29 | Son | — | Pennsylvania |
| 57 | Mary Patrick | 25 | Daughter | Inspector | Pennsylvania |
| 58 | John J. Patrick THIS PERSON | 23 | Son | Laborer | Ohio |
| 59 | Sally Patrick | 20 | Daughter | — | Ohio |
| 60 | Cyril Patrick | 18 | Son | — | Ohio |
| 61 | Eleanor Patrick | 16 | Daughter | — | Ohio |
| 62 | Regis Patrick | 13 | Son | — | 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)