JF
Joseph Fitzgerald — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Joseph Fitzgerald across the 1910, 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents J & William — first a son (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | iron worker |
| Industry | navy yard |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 984 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Iron Worker |
| Township / Ward | New York City |
| Est. Birth Year | ~1909 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Ivette Fitzgerald | Spouse | — | 55 | ~1885 |
| William Fitzgerald | Head | — | 57 | ~1883 |
| Marguerite Fitzgerald | Daughter | — | 25 | ~1915 |
| Joseph Fitzgerald | Son | — | 31 | ~1909 |
| Catherine Fitzgerald | Daughter | — | 27 | ~1913 |
Census Appearances
1910
Kings, New …
Son, age 1
Kings, New York · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Kings, New …
Son, age 11
Kings, New York · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 21
Kings, New York · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 31
Kings-County, New York · implied b. ~1909 — 5 household members
| Surname | Fitzgerald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | iron worker |
| Industry | navy yard |
| Class of Worker | PW |
| Hours Worked | 16 |
| Income (1939) | 984 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Joseph Fitzgerald across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Fitzgerald (~0.92 confidence) and father William Fitzgerald (~0.92 confidence) and father William Fitzgerald (~0.92 confidence) and father William Fitzgerald (~0.92 confidence) and mother A Fitzgerald (~0.92 confidence) and mother Anita Fitzgerald (~0.92 confidence) and mother Ivette Fitzgerald (~0.92 confidence) and mother Lottie Fitzgerald (~0.92 confidence) and mother Nellie Fitzgerald (~0.92 confidence). The pedigree spans 1 generation with 9 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
J Fitzgerald
b. ~1884
Source father
● Household
· direct · ~0.92
Father
William Fitzgerald
b. ~1884
Source father
● Household
· direct · ~0.92
Father
William Fitzgerald
b. ~1883
Source father
● Household
· direct · ~0.92
Father
William Fitzgerald
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
A Fitzgerald
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Anita Fitzgerald
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Ivette Fitzgerald
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Lottie Fitzgerald
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Nellie Fitzgerald
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Fitzgerald
Son · 1940 · age 31 · b. ~1909 · New York
★ You are viewing this record
Sibling
Marguerite Fitzgerald
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Fitzgerald
Sibling · 1940 · age 27
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02569-00801)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Fitzgerald | 57 | Head | Dealer | New York |
| 2 | Ivette Fitzgerald | 55 | Wife | None | New York |
| 3 | Joseph Fitzgerald THIS PERSON | 31 | Son | Iron Worker | New York |
| 4 | Catherine Fitzgerald | 27 | Daughter | Stenographer | New York |
| 5 | Marguerite Fitzgerald | 25 | Daughter | Packer | New York |
| 6 | Steven Mcdermott | 40 | Head | Dispatcher | New York |
| 7 | Anna Mcdermott | 35 | Wife | None | New York |
| 8 | Thomas Mcdermott | 5 | Son | — | New York |
| 9 | John Fungen | Fingen | 28 | Head | Counterman | New York |
| 10 | Helen Fungen | Fingen | 23 | Wife | None | New York |
| 11 | Donald Fungen | Fingen | 3 | Son | — | New York |
| 12 | William Story | 57 | Father-in-law | Construction Superintendent | New York |
| 13 | Lawrence Story | 17 | Brother-in-law | — | New York |
| 14 | Margaret Mccarthy | 70 | Head | None | New York |
| 15 | Anna Mccarthy | 35 | Daughter | Stenographer | New York |
| 16 | Catherine Mccarthy | 30 | Daughter | Waitress | New York |
| 17 | John Paley | Poley | 54 | Head | Truck Driver | New York |
| 18 | Helen M. Paley | Poley | 28 | Daughter | Statistical Typist | New York |
| 19 | Annie Paley | Poley | 65 | Sister | None | New York |
| 20 | Catherine Maloney | 66 | Head | None | New York |
| 21 | Anne Maloney | 30 | Daughter | Clerk | New York |
| 22 | J. Hillary Maloney | 25 | Son | Clerk | New York |
| 23 | — | None | — | — | — |
| 24 | Michael S. Gregory | 54 | Head | Truck Driver | New York |
| 25 | Catherine Gregory | 49 | Wife | None | New York |
| 26 | Mary Gregory | 20 | Daughter | None | New York |
| 27 | Agnes Gregory | 17 | Daughter | None | New York |
| 28 | Florence Gregory | 13 | Daughter | — | New York |
| 29 | Dorothy Gregory | 12 | Daughter | — | New York |
| 30 | — | None | — | — | — |
| 31 | James Grillo | 46 | Head | Caretaker | New York |
| 32 | Kenneth Vaughn | 25 | Head | Greaser | New York |
| 33 | Ethel Vaughn | 25 | Wife | None | New York |
| 34 | Alexander Pavenport | Davenport | 56 | Son | Handyman | Maryland |
| 35 | Richard Herold | 65 | Head | Laborer | Germany |
| 36 | Matthew Kenny | 62 | Partner | Fireman | New York |
| 37 | Mary Kowozyewicz | Koroziewicz | 45 | Head | Waitress | Poland |
| 38 | Mary Kowozyewicz | Koroziewicz | 27 | Daughter | Filling Girl | New York |
| 39 | Stanley Kowozyewicz | Koroziewicz | 25 | Son | Helper-Waitress | New York |
| 40 | Helen Kowozyewicz | Koroziewicz | 22 | Daughter | Waitress | New York |
Related Census Records
Pedigree Summary
Joseph + 2 siblings
Gen 1 · 9 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)