JF
James Fitzpatrick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, Pennsylvania
Our Model Tree links this James Fitzpatrick across the 1930 and 1940 US Censuses in Erie-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 10-person household.
Age 13
b. ~1927
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, Pennsylvania |
| Surname | Fitzpatrick |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Erie |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Erie |
| Est. Birth Year | ~1927 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| William Fitzpatrick | Son | — | 5 | ~1935 |
| Elizabeth Fitzpatrick | Daughter | — | 14 | ~1926 |
| Anna Fitzpatrick | Daughter | — | 3 | ~1937 |
| Thomas Fitzpatrick | Son | — | 6 | ~1934 |
| James Fitzpatrick | Son | — | 13 | ~1927 |
| Richard Fitzpatrick | Son | — | 10 | ~1930 |
| Edmund Fitzpatrick | Son | — | 8 | ~1932 |
| James Fitzpatrick | Head | — | 32 | ~1908 |
| Lillian Fitzpatrick | Spouse | — | 32 | ~1908 |
| Mary Fitzpatrick | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Erie, Pennsylvania
Son, age 3
Erie, Pennsylvania · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fitzpatrick |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Erie-County, Pennsylvania
Son, age 13
Erie-County, Pennsylvania · implied b. ~1927 — 10 household members
| Surname | Fitzpatrick |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Erie |
| 1935 Residence (County) | Erie |
| Highest Grade | No 7 |
| 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 13 · b. ~1927 · Pennsylvania
★ You are viewing this record
Sibling
Anna Fitzpatrick
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edmund Fitzpatrick
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Fitzpatrick
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Fitzpatrick
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Fitzpatrick
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Fitzpatrick
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Fitzpatrick
Sibling · 1940 · age 10
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 — Erie-County, Pennsylvania
Open full size
1940 US Federal Census — Erie-County, Pennsylvania
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03650-00150)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 43 | Andrew Dypowski | 50 | Head | Laborer | Poland |
| 44 | Sophie Dypowski | 47 | Wife | — | Poland |
| 45 | Theodore Dypowski | 23 | Son | Garage Man | Pennsylvania |
| 46 | Wanda Dypowski | 22 | Daughter | Maid | Pennsylvania |
| 47 | Elizabeth Dypowski | 19 | Daughter | Stenographer | Pennsylvania |
| 48 | Joseph Bondewich | 32 | Head | Stove Cooker | Pennsylvania |
| 49 | Sophie Bondewich | 27 | Wife | — | Pennsylvania |
| 50 | Theresa Bondewich | 4 | Daughter | — | Pennsylvania |
| 51 | Carl Bondewich | 1 | Son | — | Pennsylvania |
| 52 | Francis Haske | 32 | Head | Molder | Pennsylvania |
| 53 | Victoria Haske | 32 | Wife | — | Pennsylvania |
| 54 | Julian Haske | 9 | Son | — | Pennsylvania |
| 55 | Anna Marie Haske | 4 | Daughter | — | Pennsylvania |
| 56 | Kazmir Olasinski | 57 | Head | Laborer | Poland |
| 57 | Josephine Olasinski | 55 | Wife | — | Poland |
| 58 | Dorothy Olasinski | 16 | Daughter | — | Pennsylvania |
| 59 | Rose Olasinski | 14 | Daughter | — | Pennsylvania |
| 60 | Stephen Olasinski | 22 | Son | — | Pennsylvania |
| 61 | Mary Szczepanowicz | 54 | Head | — | Pennsylvania |
| 62 | Wanda Szczepanowicz | 34 | Daughter | — | Pennsylvania |
| 63 | Anthony Szczepanowicz | 29 | Son | — | Pennsylvania |
| 64 | Agnes Szczepanowicz | 27 | Daughter | — | Pennsylvania |
| 65 | John Szczepanowicz | 16 | Son | — | Pennsylvania |
| 66 | James Fitzpatrick | 32 | Head | Bakers Helper | Pennsylvania |
| 67 | Lillian Fitzpatrick | 32 | Wife | Paper Hanger | Pennsylvania |
| 68 | Elizabeth Fitzpatrick | 14 | Daughter | — | Pennsylvania |
| 69 | James Fitzpatrick THIS PERSON | 13 | Son | — | Pennsylvania |
| 70 | Mary Louise Fitzpatrick | 12 | Daughter | — | Pennsylvania |
| 71 | Richard Fitzpatrick | 10 | Son | — | Pennsylvania |
| 72 | Edmund Fitzpatrick | 8 | Son | — | Pennsylvania |
| 73 | Thomas Fitzpatrick | 6 | Son | — | Pennsylvania |
| 74 | William Fitzpatrick | 5 | Son | — | Pennsylvania |
| 75 | Anna K. Fitzpatrick | 3 | Daughter | — | Pennsylvania |
| 76 | Boleslaw Cieskawski | 51 | Head | Proprietor | Poland |
| 77 | Sophie Cieskawski | 54 | Wife | — | Poland |
| 78 | Anthony Chrapowicz | 32 | Head | W.P.A. | Pennsylvania |
| 79 | Joan Chrapowicz | 30 | Wife | — | Pennsylvania |
| 80 | Richard Chrapowicz | 8 | 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)