JF
James Fitzpatrick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Fitzpatrick across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Fitzpatrick |
| Given Name | James M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | shipper |
| Industry | freight station |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 226 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Shipper |
| Township / Ward | Philadelphia |
| 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 James | Age | Birth yr |
|---|---|---|---|---|
| James Fitzpatrick | Head | — | 64 | ~1876 |
| Katherine Fitzpatrick | Spouse | — | 46 | ~1894 |
| Joe Fitzpatrick | Son | — | 20 | ~1920 |
| John Fitzpatrick | Son | — | 24 | ~1916 |
| Margaret Fitzpatrick | Daughter | — | 10 | ~1930 |
| Anna Fitzpatrick | Daughter | — | 17 | ~1923 |
| Katherine Fitzpatrick | Daughter | — | 26 | ~1914 |
| James Fitzpatrick | Son | — | 23 | ~1917 |
| Francis Fitzpatrick | Other | — | ~1940 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 13
Philadelphia, Pennsylvania · implied b. ~1917 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzpatrick |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 23
Philadelphia-County, Pennsylvania · implied b. ~1917 — 9 household members
| Surname | Fitzpatrick |
| Given Name | James M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | shipper |
| Industry | freight station |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 226 |
| Highest Grade | H-3 |
| 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 James Fitzpatrick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Fitzpatrick
Son · 1940 · age 23 · b. ~1917 · Pennsylvania
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Sibling
Joe Fitzpatrick
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Fitzpatrick
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Fitzpatrick
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Fitzpatrick
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Fitzpatrick
Sibling · 1940 · age 26
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-t0627-03715-00418)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lawrence G. Leuchrenring | 69 | Head | Storekeeper | Pennsylvania |
| 42 | Jane G. Gray | 23 | Adopted daughter | Salesgirl | Pennsylvania |
| 43 | Francis L. Britz | 20 | Adopted son | New Worker | Pennsylvania |
| 44 | Ann M. Curran | 23 | Lodger | Child Nurse | Pennsylvania |
| 45 | Harry C. Mamma | 45 | Head | Laborer | Pennsylvania |
| 46 | Emma S. Mamma | 38 | Wife | — | Pennsylvania |
| 47 | Harry C. Mamma | 17 | Son | New Worker | Pennsylvania |
| 48 | Dorothy M. Mamma | 15 | Daughter | — | Pennsylvania |
| 49 | Clare P. Mamma | 10 | Daughter | — | Pennsylvania |
| 50 | Francis J. Mamma | 8 | Daughter | — | Pennsylvania |
| 51 | Eugene J. Fitzsimons | 37 | Head | Truck Driver | Pennsylvania |
| 52 | Mary F. Fitzsimons | 28 | Wife | — | Pennsylvania |
| 53 | John J. Raeside | 28 | Head | Stockkeeper | Pennsylvania |
| 54 | Anna L. Raeside | 29 | Wife | Soldierer | Pennsylvania |
| 55 | William J. Harper | 11 | Son | — | New Jersey |
| 56 | Geraldine A. Harper | 9 | Daughter | — | Pennsylvania |
| 57 | Amos H. Manson | 66 | Head | — | Germany |
| 58 | Lizzie L. Manson | 58 | Wife | Maid | Pennsylvania |
| 59 | James P. Fitzpatrick | 64 | Head | Mechanic | Pennsylvania |
| 60 | Katherine Fitzpatrick | 46 | Wife | — | Pennsylvania |
| 61 | John J. Fitzpatrick | 24 | Son | Shipper | Pennsylvania |
| 62 | James M. Fitzpatrick THIS PERSON | 23 | Son | Shipper | Pennsylvania |
| 63 | Joe G. Fitzpatrick | 20 | Son | Checker | Pennsylvania |
| 64 | Anna M. Fitzpatrick | 17 | Daughter | — | Pennsylvania |
| 65 | Margaret M. Fitzpatrick | 10 | Daughter | — | Pennsylvania |
| 66 | Katherine R. Fitzpatrick | 26 | Daughter | — | Pennsylvania |
| 67 | Francis J. Fitzpatrick | 0 | Grandson | — | Pennsylvania |
| 68 | Harry J. Biddison | 30 | Head | Truck Driver | Pennsylvania |
| 69 | Marie Biddison | 25 | Wife | — | Pennsylvania |
| 70 | Isabelle E. Biddison | 6 | Daughter | — | Pennsylvania |
| 71 | Dolores M. Biddison | 4 | Daughter | — | Pennsylvania |
| 72 | James E. Dean | 35 | Head | Paint Mixer | Northern Ireland |
| 73 | Josephine E. Dean | 31 | Wife | — | Pennsylvania |
| 74 | Margaret J. Dean | 10 | Daughter | — | Pennsylvania |
| 75 | John Mcgonigle | 58 | Lodger | Checker | Northern Ireland |
| 76 | Benjamin L. Tracy | 33 | Head | Manager | Pennsylvania |
| 77 | Catherine M. Tracy | 31 | Wife | — | Pennsylvania |
| 78 | Joan K. Tracy | 10 | Daughter | — | Pennsylvania |
| 79 | Kathleen R. Tracy | 9 | Daughter | — | Pennsylvania |
| 80 | Benjamin L. Tracy | 5 | Son | — | Pennsylvania |
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)