TF
Thomas Fitzpatrick — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Thomas Fitzpatrick across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a son (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Fitzpatrick |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Affiliation Interviewer |
| Industry | Public Assistance |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1140 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Affiliation Interviewer |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Catherine Fitzpatrick | Daughter | — | 15 | ~1925 |
| Thomas Fitzpatrick | Head | — | 46 | ~1894 |
| Margaret Fitzpatrick | Spouse | — | 46 | ~1894 |
| Thomas Fitzpatrick | Son | — | 25 | ~1915 |
| John Fitzpatrick | Son | — | 19 | ~1921 |
| James Fitzpatrick | Son | — | 12 | ~1928 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 5
Philadelphia, Pennsylvania · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzpatrick |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 16
Philadelphia, Pennsylvania · implied b. ~1914 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzpatrick |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 25
Philadelphia-County, Pennsylvania · implied b. ~1915 — 6 household members
| Surname | Fitzpatrick |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Affiliation Interviewer |
| Industry | Public Assistance |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1140 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Thomas Fitzpatrick across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Fitzpatrick (~0.92 confidence) and father Thomas Fitzpatrick (~0.92 confidence) and father Thomas Fitzpatrick (~0.92 confidence) and mother Margaret Fitzpatrick (~0.84 confidence) and mother Margaret Fitzpatrick (~0.92 confidence) and mother Margaret Fitzpatrick (~0.92 confidence) and mother Margaret Fitzpatrick (~0.92 confidence). The pedigree spans 2 generations with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.91
Father
Thomas Fitzpatrick
b. ~1894
Source father
● Household
· direct · ~0.92
Father
Thomas Fitzpatrick
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Thomas Fitzpatrick
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Margaret Fitzpatrick
b. ~1861
Source father>mother
● Household
· direct · ~0.84
Mother
Margaret Fitzpatrick
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Margaret Fitzpatrick
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Margaret Fitzpatrick
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Fitzpatrick
Son · 1940 · age 25 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Catherine Fitzpatrick
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Fitzpatrick
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Fitzpatrick
Sibling · 1940 · age 12
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03717-00235)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Richard | 31 | Wife | — | Pennsylvania |
| 2 | Anna M. Richard | 7 | Daughter | — | Pennsylvania |
| 3 | Elizabeth Lava | 36 | Head | Waitress | Pennsylvania |
| 4 | Margaret E. Lava | 16 | Daughter | — | Pennsylvania |
| 5 | William Lides | 33 | Head | Weaver | Alabama |
| 6 | Ella M. Lides | 30 | Wife | Weaver | Pennsylvania |
| 7 | William D. Lides | 8 | Son | — | Pennsylvania |
| 8 | William J. Hagan | 38 | Head | Reserve Agent | Pennsylvania |
| 9 | Beatrice Hagan | 28 | Wife | — | Pennsylvania |
| 10 | Cecelia Hagan | 2 | Daughter | — | Pennsylvania |
| 11 | Owen Kelly | 70 | Head | — | Pennsylvania |
| 12 | Anna Maguire | 53 | Head | — | Pennsylvania |
| 13 | Edmond Maguire | 28 | Son | Salesman | Pennsylvania |
| 14 | Roland J. Maguire | 27 | Son | Inspector | Pennsylvania |
| 15 | Anna R. Maguire | 21 | Daughter | Wrapper | Pennsylvania |
| 16 | Ervin Maguire | 19 | Son | Messenger | Pennsylvania |
| 17 | Warren Maguire | 16 | Son | — | Pennsylvania |
| 18 | Rosemarie Maguire | 12 | Daughter | — | Pennsylvania |
| 19 | Walter Christopher | 42 | Head | Laborer | Pennsylvania |
| 20 | Karl F. Kurz | 28 | Head | Machinist | Germany |
| 21 | Eva M. Kurz | 43 | Wife | — | Germany |
| 22 | Joseph G. Cooley | 30 | Head | Laborer | Virginia |
| 23 | Stella Cooley | 28 | Wife | — | Pennsylvania |
| 24 | Joseph R. Cooley | 7 | Son | — | Pennsylvania |
| 25 | Anna G. Cooley | 2 | Daughter | — | Pennsylvania |
| 26 | Catherine Courtney | 72 | Head | — | England |
| 27 | Elizabeth Courtney | 37 | Daughter | Worker | Pennsylvania |
| 28 | Ends Here | None | Block 57 | — | — |
| 29 | Elizabeth Tobin | 70 | Head | — | Ireland |
| 30 | Louis Beer | 52 | Head | Moulder | Pennsylvania |
| 31 | Robert Robinson | 22 | Head | Plumber | Pennsylvania |
| 32 | Raymond Scheaffer | 26 | Head | Spinner | Pennsylvania |
| 33 | Herbert Bradley | 42 | Head | Ice Cream Dealer | Pennsylvania |
| 34 | Charles Geiges | 39 | Head | Laborer | Pennsylvania |
| 35 | Thomas P. Fitzpatrick | 46 | Head | — | Pennsylvania |
| 36 | Margaret Fitzpatrick | 46 | Wife | — | Pennsylvania |
| 37 | Thomas J. Fitzpatrick THIS PERSON | 25 | Son | Affiliation Interviewer | Pennsylvania |
| 38 | John J. Fitzpatrick | 19 | Son | Booker | Pennsylvania |
| 39 | Catherine Fitzpatrick | 15 | Daughter | — | Pennsylvania |
| 40 | James Fitzpatrick | 12 | Son | — | Pennsylvania |
Related Census Records
Search for Thomas Fitzpatrick
All Thomas Fitzpatrick Census Records Discover Fitzpatrick Family TreePedigree Summary
Thomas + 3 siblings
Gen 1 · 6 parents
~0.92
Gen 2 · 1 grandparents
~0.83
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)