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John Byrne — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Byrne across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Byrne |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Yes H-2 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1924 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Theresa Byrne | Head | — | 49 | ~1891 |
| Margaret Byrne | Daughter | — | 8 | ~1932 |
| William Byrne | Son | — | 11 | ~1929 |
| Joseph Byrne | Son | — | 18 | ~1922 |
| John Byrne | Son | — | 16 | ~1924 |
| Edward Byrne | Son | — | 19 | ~1921 |
| James Byrne | Son | — | 19 | ~1921 |
| Veronica Byrne | Daughter | — | 15 | ~1925 |
| Frances Byrne | Son | — | 13 | ~1927 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 5
Philadelphia, Pennsylvania · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrne |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| 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 16
Philadelphia-County, Pennsylvania · implied b. ~1924 — 9 household members
| Surname | Byrne |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Income (1939) | 0 |
| Highest Grade | Yes H-2 |
| 1935 Residence | Same House |
| 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 John Byrne across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Byrne
Son · 1940 · age 16 · b. ~1924 · Pennsylvania
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Sibling
Margaret Byrne
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Veronica Byrne
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Byrne
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Byrne
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Byrne
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Byrne
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Byrne
Sibling · 1940 · age 13
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
39 people indexed on this census page (nara:1940:m-t0627-03751-00338)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marie Eleoterio | 21 | Daughter in law | — | Pennsylvania |
| 42 | Modestino Eleoterio | 55 | Head | Foremen | Italy |
| 43 | Mary Eleoterio | 54 | Wife | — | Italy |
| 44 | Albert Eleoterio | 25 | Son | Pipe Fitter | Pennsylvania |
| 45 | Alfred Eleoterio | 21 | Son | New Worker | Pennsylvania |
| 46 | Fosty Eleoterio | 19 | Son | Helper | Pennsylvania |
| 47 | Tony Eleoterio | 16 | Son | — | Pennsylvania |
| 48 | Rosie Eleoterio | 14 | Daughter | — | Pennsylvania |
| 49 | Johnny Eleoterio | 11 | Son | — | Pennsylvania |
| 50 | Rita Eleoterio | 9 | Daughter | — | Pennsylvania |
| 51 | Pasquale Brigidi | 30 | Head | Machinist Helper | Rhode Island |
| 52 | Marie Brigidi | 29 | Wife | Operator | Pennsylvania |
| 53 | Bartholomew Brigidi | 9 | Son | — | Pennsylvania |
| 54 | Hugo Frugoli | 46 | Head | Packer | Italy |
| 55 | Mary Frugoli | 37 | Wife | — | France |
| 56 | Josephine Frugoli | 17 | Daughter | — | France |
| 57 | Vincent Marchesa | 38 | Head | Finisher | Pennsylvania |
| 58 | Anna Marchesa | 31 | Wife | — | Pennsylvania |
| 59 | Vincent Jr. Marchesa | 3 | Son | — | Pennsylvania |
| 60 | Theresa Byrne | 49 | Head | Examiner | Pennsylvania |
| 61 | Edward Byrne | 19 | Son | Bell Hop | Pennsylvania |
| 62 | James Byrne | 19 | Son | Clerk | Pennsylvania |
| 63 | Joseph Byrne | 18 | Son | — | Pennsylvania |
| 64 | John Byrne THIS PERSON | 16 | Son | — | Pennsylvania |
| 65 | Veronica Byrne | 15 | Daughter | — | Pennsylvania |
| 66 | Frances Byrne | 13 | Son | — | Pennsylvania |
| 67 | William Byrne | 11 | Son | — | Pennsylvania |
| 68 | Margaret M. Byrne | 8 | Daughter | — | Pennsylvania |
| 69 | Joseph F. Kouba | 48 | Head | Renovator | New York |
| 70 | Joseph F. Jr. Kouba | 23 | Son | Joiner Helper | Pennsylvania |
| 71 | Guerino Coccolo | 50 | Head | Mechanic | Italy |
| 72 | Rose Coccolo | 44 | Wife | Finisher | Italy |
| 73 | Jennie Coccolo | 18 | Daughter | — | Massachusetts |
| 74 | Lucia Coccolo | 2 | Daughter | — | Pennsylvania |
| 75 | Elizabeth Gentilucci | 83 | Mother in law | — | Italy |
| 76 | Enrico Cuttone | 48 | Head | Merchant | Italy |
| 77 | Rose Cuttone | 41 | Wife | Merchant | Pennsylvania |
| 78 | Dominic Cuttone | 16 | Son | — | Pennsylvania |
| 79 | Dolores Cuttone | 13 | Daughter | — | 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)