JF
John Fitzgerald — 1940 US Census Record
Model Tree available1940 United States Federal Census · Gloucester-County, New Jersey
Our Model Tree links this John Fitzgerald across the 1920, 1930 and 1940 US Censuses in Gloucester-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & Mary — first a son (b.~1916), then head of a 7-person household.
Age 24
b. ~1916
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Gloucester-County, New Jersey |
| Surname | Fitzgerald |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Paulsboro borough |
| 1935 Residence (County) | Gloucester |
| Additional Details | |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 175 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Paulsboro Borough |
| Est. Birth Year | ~1916 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Anna Fitzgerald | Daughter | — | 14 | ~1926 |
| Rose Fitzgerald | Daughter | — | 18 | ~1922 |
| Bernice Fitzgerald | Daughter | — | 20 | ~1920 |
| John Fitzgerald | Head | — | 50 | ~1890 |
| James Fitzgerald | Son | — | 13 | ~1927 |
| John Fitzgerald | Son | — | 24 | ~1916 |
| Rose Fitzgerald | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Gloucester, New …
Son, age 4
Gloucester, New Jersey · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Gloucester, New …
Son, age 14
Gloucester, New Jersey · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Johnnie |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Gloucester-County, New …
Son, age 24
Gloucester-County, New Jersey · implied b. ~1916 — 7 household members
| Surname | Fitzgerald |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Paulsboro borough |
| 1935 Residence (County) | Gloucester |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 175 |
| Highest Grade | H 4 |
| 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 Fitzgerald across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Fitzgerald (~0.92 confidence) and mother Mary Fitzgerald (~0.92 confidence) and father John Fitzgerald (~0.92 confidence) and mother Bessie Fitzgerald (~0.92 confidence) and mother Rose Fitzgerald (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Fitzgerald
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Mary Fitzgerald
b. ~1888
Source mother
● Household
· direct · ~0.92
Father
John Fitzgerald
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Bessie Fitzgerald
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Rose Fitzgerald
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Fitzgerald
Son · 1940 · age 24 · b. ~1916 · New Jersey
★ You are viewing this record
Sibling
Rose Fitzgerald
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Fitzgerald
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Fitzgerald
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Fitzgerald
Sibling · 1940 · age 14
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 — Gloucester-County, New Jersey
Open full size
1940 US Federal Census — Gloucester-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02343-00186)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Raymond Little | 13 | Son | — | New Jersey |
| 42 | Marion Little | 9 | Son | — | New Jersey |
| 43 | Fred Little | 1 | Son | — | New Jersey |
| 44 | Charles Bryant | 33 | Head | Welder | New Jersey |
| 45 | Mary O Bryant | 32 | Wife | — | New Jersey |
| 46 | Dorothy Bryant | 2 | Daughter | — | New Jersey |
| 47 | Fred Cowgill | 28 | Head | Mechanic | New Jersey |
| 48 | Dorothy O Cowgill | 26 | Wife | — | New Jersey |
| 49 | Dorothy Cowgill | 5 | Daughter | — | New Jersey |
| 50 | Julius Guckenberger | 69 | Head | — | Germany |
| 51 | Mary Guckenberger | 62 | Wife | — | Austria |
| 52 | Henry Lauer | 28 | Son-in-law | Laborer | Penna |
| 53 | Leona Lauer | 25 | Daughter | — | New Jersey |
| 54 | Rodney Lauer | 3 | Grandson | — | New Jersey |
| 55 | John Fitzgerald | 50 | Head | Bus Prop. | New Jersey |
| 56 | Rose Fitzgerald | 47 | Wife | — | New Jersey |
| 57 | John Fitzgerald THIS PERSON | 24 | Son | — | New Jersey |
| 58 | Bernice Fitzgerald | 20 | Daughter | — | New Jersey |
| 59 | Rose Fitzgerald | 18 | Daughter | — | New Jersey |
| 60 | Anna Fitzgerald | 14 | Daughter | — | New Jersey |
| 61 | James Fitzgerald | 13 | Son | — | New Jersey |
| 62 | Frank Finanz | 49 | Head | Mechanic | New Jersey |
| 63 | Agnes Finanz | 45 | Wife | — | New Jersey |
| 64 | Agnes Finanz | 21 | Daughter | Operator | New Jersey |
| 65 | Violet Finanz | 18 | Daughter | — | New Jersey |
| 66 | Frank Finanz | 15 | Son | — | New Jersey |
| 67 | Henry Kessler | 42 | Head | Caretaker | Penna |
| 68 | Elsie Kessler | 41 | Wife | — | Penna |
| 69 | Cancelled | None | — | — | — |
| 70 | William | 18 | Son | School Proj. | New Jersey |
| 71 | Catherine | 17 | Daughter | — | New Jersey |
| 72 | Katie Fenstermaker | 66 | Mother-in-law | — | New Jersey |
| 73 | William | 35 | Brother-in-law | Laborer | New Jersey |
| 74 | Sara | 15 | Niece | — | New Jersey |
| 75 | William | 14 | Nephew | — | New Jersey |
| 76 | Francis | 13 | Nephew | — | New Jersey |
| 77 | Lewis | 8 | Nephew | — | New Jersey |
| 78 | Max Blum | 28 | Head | Laborer | New Jersey |
| 79 | Helen Blum | 24 | Wife | — | New Jersey |
| 80 | Rodger Blum | 4 | Son | — | New Jersey |
Pedigree Summary
John + 4 siblings
Gen 1 · 5 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)