JL
John Lennon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this John Lennon across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Lennon |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Additional Details | |
| Occupation | Newsworker |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Newsworker |
| Township / Ward | New York City |
| Est. Birth Year | ~1919 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Patrick Lennon | Head | — | 55 | ~1885 |
| Joseph Lennon | Son | — | 23 | ~1917 |
| Mary Lennon | Daughter | — | 18 | ~1922 |
| James Lennon | Son | — | 25 | ~1915 |
| Mary Lennon | Spouse | — | 53 | ~1887 |
| John Lennon | Son | — | 21 | ~1919 |
Census Appearances
1930
New York, …
Son, age 10
New York, New York · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lennon |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
New-York-County, New …
Son, age 21
New-York-County, New York · implied b. ~1919 — 6 household members
| Surname | Lennon |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Occupation | Newsworker |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Lennon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Lennon
Son · 1940 · age 21 · b. ~1919 · New York
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Sibling
Mary Lennon
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Lennon
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Lennon
Sibling · 1940 · age 23
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 — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02676-00442)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John W Russell | 27 | Head | Engineer Sta. | New York |
| 2 | Margaret Russell | 26 | Wife | — | New York |
| 3 | John Jr Russell | 2 | Son | 0 | New York |
| 4 | Katherine R Russell | 0 | Daughter | 0 | New York |
| 5 | Patrick Lennon | 55 | Head | Paper Handler | Ireland |
| 6 | Mary Lennon | 53 | Wife | — | Ireland |
| 7 | James Lennon | 25 | Son | File Clerk | New York |
| 8 | Joseph Lennon | 23 | Son | Shipping Clerk | New York |
| 9 | John Lennon THIS PERSON | 21 | Son | Newsworker | New York |
| 10 | Mary Lennon | 18 | Daughter | Newsworker | New York |
| 11 | Clarence Rumble | 29 | Head | Head Cafeteria Man | Pennsylvania |
| 12 | Edna Rumble | 33 | Wife | — | New York |
| 13 | Patricia Rumble | 4 | Daughter | 0 | New York |
| 14 | Barbara Rumble | 2 | Daughter | 0 | New York |
| 15 | Joseph Danise | 37 | Lodger | Beauty Parlor | Italy |
| 16 | Alphonse Fasanello | 33 | Head | Printer | Italy |
| 17 | Mary Fasanello | 36 | Wife | — | New York |
| 18 | Filomena Fasanello | 20 | Daughter | — | New York |
| 19 | Liberato Fasanello | 18 | Son | — | New York |
| 20 | Margaret Fasanello | 15 | Daughter | — | New York |
| 21 | Vetta Fasanello | 13 | Daughter | — | New York |
| 22 | John Fasanello | 11 | Son | — | New York |
| 23 | Joseph Fasanello | 6 | Son | — | New York |
| 24 | Leo Mcsweeney | 54 | Head | Garage Man | New York |
| 25 | Catherine Mcsweeney | 47 | Wife | — | New York |
| 26 | Mary Mcsweeney | 24 | Daughter | Tel Operator | New York |
| 27 | Leo Mcsweeney | 21 | Son | Newsworker | New York |
| 28 | Martin Mcsweeney | 13 | Son | — | New York |
| 29 | Robert Mayol | 45 | Head | Asst Manager | Cuba |
| 30 | Carmine Mayol | 36 | Wife | — | Cuba |
| 31 | Robert Mayol | 15 | Son | — | Cuba |
| 32 | Delores Mayol | 12 | Daughter | — | Cuba |
| 33 | Vincent Rendina | 57 | Head | Waiter | Italy |
| 34 | Carmella Rendina | 57 | Wife | — | Italy |
| 35 | William Rendina | 31 | Son | Clerk | New York |
| 36 | Daniel Rendina | 25 | Son | Clerk | New York |
| 37 | Nancy Rendina | 24 | Daughter | Dressmaker | New York |
| 38 | Joseph Rendina | 21 | Son | Clerk | New York |
| 39 | Natalie Rendina | 20 | Daughter | Office Girl | New York |
| 40 | Salvator Rendina | 17 | Son | — | New York |
Related Census Records
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)