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John Shields — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this John Shields across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Shields |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Painter |
| Industry | Painting |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Painter |
| Township / Ward | Jersey City |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Jennie Shields | Head | — | 41 | ~1899 |
| Eloise Shields | Daughter | — | 11 | ~1929 |
| John Shields | Son | — | 21 | ~1919 |
Census Appearances
1920
Hudson, New …
Son, age 2
Hudson, New Jersey · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shields |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 12
Hudson, New Jersey · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shields |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 21
Hudson-County, New Jersey · implied b. ~1919 — 3 household members
| Surname | Shields |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Painter |
| Industry | Painting |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Shields across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Shields (~0.92 confidence) and father James Shields (~0.92 confidence) and mother Jennie Shields (~0.92 confidence) and mother Jennie Shields (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Shields
b. ~1872
Source father
● Household
· direct · ~0.92
Father
James Shields
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Jennie Shields
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Jennie Shields
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Shields
Son · 1940 · age 21 · b. ~1919 · New Jersey
★ You are viewing this record
Sibling
Eloise Shields
Sibling · 1940 · age 11
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02401-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louise Pronti | 18 | Daughter | — | New Jersey |
| 42 | Angelo Pronti | 16 | Son | New Worker | New Jersey |
| 43 | Frank Pronti | 15 | Son | — | New Jersey |
| 44 | Anna Pronti | 8 | Daughter | — | New Jersey |
| 45 | John Gauna | 42 | Head | Machinist | Italy |
| 46 | Agnes Gauna | 33 | Wife | — | New Jersey |
| 47 | Edmond Kalligan | 47 | Head | — | Penna. |
| 48 | Mary Kalligan | 46 | Wife | — | New Jersey |
| 49 | Fred Pfeiffer | 58 | Head | Carpenter | Germany |
| 50 | Lillian Schumski | 60 | Head | — | Poland |
| 51 | Catherine Schumski | 40 | Daughter | Machine Operator | New Jersey |
| 52 | — | None | — | — | — |
| 53 | Stanley Brzuszkiewicz | 37 | Head | Switchman | New Jersey |
| 54 | May Brzuszkiewicz | 31 | Wife | — | New Jersey |
| 55 | Johanna Brzuszkiewicz | 5 | Daughter | — | New Jersey |
| 56 | Joseph Lee | 54 | Head | Inspector | New Jersey |
| 57 | Margaret Hare | 41 | Sister | — | New Jersey |
| 58 | Thomas Mcardle | 35 | Head | Watchman | New Jersey |
| 59 | Estelle Mcardle | 33 | Wife | — | New Jersey |
| 60 | Margaret Mcardle | 14 | Daughter | — | New Jersey |
| 61 | Geraldine Mcardle | 12 | Daughter | — | New Jersey |
| 62 | Joan Mcardle | 9 | Daughter | — | New Jersey |
| 63 | Thomas Mcardle | 5 | Son | — | New Jersey |
| 64 | Jennie Shields | 41 | Head | Stacker | Alabama |
| 65 | John Shields THIS PERSON | 21 | Son | Painter | New Jersey |
| 66 | Eloise Shields | 11 | Daughter | — | New Jersey |
| 67 | Theresa Degregorio | 42 | Head | — | Italy |
| 68 | Rose Degregorio | 20 | Daughter | Machine Operator | New Jersey |
| 69 | Herbert Mulvaney | 30 | Head | Driver | New Jersey |
| 70 | Julia Mulvaney | 24 | Wife | — | New Jersey |
| 71 | Thomas Mulvaney | 4 | Son | — | New Jersey |
| 72 | Joseph Mulvaney | 10 | Son | — | New Jersey |
| 73 | Richard Mulvaney | 10 | Son | — | New Jersey |
| 74 | Herbert Mulvaney | 8 | Son | — | New Jersey |
| 75 | Julia Mulvaney | 4 | Daughter | — | New Jersey |
| 76 | Arthur Mulvaney | 3 | Son | — | New Jersey |
| 77 | Albert Mulvaney | 1 | Son | — | New Jersey |
| 78 | Sadie Taylor | 76 | Head | — | New York |
| 79 | Elizabeth Taylor | 42 | Daughter | Attendant | New York |
| 80 | Elizabeth Schattner | 42 | Lodger | — | New Jersey |
Pedigree Summary
John + 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)