JB
John Byrne — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this John Byrne across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed), with identified parents Delia & Patrick — first a head (b.~1905), then head of a 3-person household.
Age 35
b. ~1905
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Byrne |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Truck Operator |
| Industry | P.O. Dept |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | No 8 |
| 1935 Residence | New York |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Truck Operator |
| Township / Ward | New York City |
| Est. Birth Year | ~1905 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Byrne | Spouse | — | 33 | ~1907 |
| John Byrne | Son | — | 11 | ~1929 |
| John Byrne | Head | — | 35 | ~1905 |
Census Appearances
1920
Bronx, New …
Son, age 15
Bronx, New York · implied b. ~1905 — 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 | 15 |
| Marital Status | Single |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Wrapper |
| Industry | Silk |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
New York, …
Head, age 25
New York, New York · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrne |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1927 |
| Age at First Marriage | 23 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Mail Tubes |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Bronx-County, New …
Head, age 35
Bronx-County, New York · implied b. ~1905 — 3 household members
| Surname | Byrne |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York |
| Naturalization Status | Naturalized |
| Occupation | Truck Operator |
| Industry | P.O. Dept |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | No 8 |
| 1935 Residence | New York |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Delia Byrne (~0.92 confidence) and father Patrick Byrne (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Delia Byrne
b. ~1875
Source mother
● Household
· direct · ~0.92
Father
Patrick Byrne
b. ~1879
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Byrne
Head · 1940 · age 35 · b. ~1905 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bronx-County, New York
Open full size
1940 US Federal Census — Bronx-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02490-00638)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ninfaro Mancuso | 57 | Wife | — | Italy |
| 2 | Josephine Mancuso | 28 | Daughter | Dictaphone | New York |
| 3 | Fannie Seligman | 47 | Head | — | Russia |
| 4 | Albert Seligman | 27 | Son | Cutter | New York |
| 5 | Jack Seligman | 23 | Son | Clerical | New York |
| 6 | Gertrude Seligman | 19 | Daughter | Bookkeeper | New York |
| 7 | Meyer Yachtfogel | 55 | Head | Presser | Russia |
| 8 | Sophie Yachtfogel | 50 | Wife | — | Russia |
| 9 | Sylvia Yachtfogel | 24 | Daughter | Bookkeeper | New York |
| 10 | Celia Yachtfogel | 21 | Daughter | Saleslady | New York |
| 11 | Irwin Yachtfogel | 18 | Son | — | New York |
| 12 | Yachtfogel | 10 | Son | — | New York |
| 13 | Ruth Fischer | 30 | Daughter | Copyist | New York |
| 14 | Isadore Horowitz | 42 | Head | Cutter | Russia |
| 15 | Sophie Horowitz | 41 | Wife | — | Russia |
| 16 | Janet Horowitz | 17 | Daughter | — | New York |
| 17 | Blossom Horowitz | 16 | Daughter | — | New York |
| 18 | Morris Schatzinger | 54 | Head | — | Russia |
| 19 | Rachel Schatzinger | 46 | Wife | — | Russia |
| 20 | Meyer Schatzinger | 21 | Son | Chemist | New York |
| 21 | Anna Schatzinger | 21 | Daughter | Bookkeeper | New York |
| 22 | Miriam Schatzinger | 15 | Daughter | — | New York |
| 23 | Sam Zakrowsky | 55 | Head | Operator | Russia |
| 24 | Frances Zakrowsky | 43 | Wife | — | Russia |
| 25 | Thelma Zakrowsky | 16 | Daughter | — | New York |
| 26 | Louis Cohen | 66 | Head | — | Russia |
| 27 | Esther Cohen | 59 | Wife | — | Russia |
| 28 | Harry Cohen | 26 | Son | Salesman | New York |
| 29 | Joseph Toback | 48 | Head | Assorter | Russia |
| 30 | Elizabeth Toback | 46 | Wife | — | Russia |
| 31 | Pauline Toback | 19 | Daughter | — | New Jersey |
| 32 | Dorothy Toback | 16 | Daughter | — | Pennsylvania |
| 33 | Murray Toback | 11 | Son | — | New York |
| 34 | Ralph Talerman | 42 | Head | Tailor | Poland |
| 35 | Ida Talerman | 36 | Wife | Tailor | Poland |
| 36 | Herbert Talerman | 15 | Son | — | New York |
| 37 | Arthur Talerman | 10 | Son | — | New York |
| 38 | John Byrne THIS PERSON | 35 | Head | Truck Operator | Ireland |
| 39 | Margaret Byrne | 33 | Wife | — | Ireland |
| 40 | John Byrne | 11 | Son | — | Ireland |
Pedigree Summary
John
Gen 1 · 2 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)