JL
John Lennon — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-York-County, New York
Our Model Tree links this John Lennon across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents Elizabeth — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Lennon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Conn |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Gardening |
| Industry | Free lance |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No G 3 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Gardening |
| Township / Ward | New York City |
| Est. Birth Year | ~1900 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Isadora Lennon | Daughter | — | 11 | ~1929 |
| Heloise Lennon | Daughter | — | 15 | ~1925 |
| Florence Lennon | Spouse | — | 45 | ~1895 |
| John Lennon | Head | — | 40 | ~1900 |
| Sarah Perkins | Other | — | 37 | ~1903 |
Census Appearances
1920
Kings, New …
Son, age 22
Kings, New York · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lannon |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Porter |
| Industry | Army Base |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Bronx, New …
Other, age 33
Bronx, New York · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lennon |
| Given Name | John |
| Relationship to Head | Head-H |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Alien |
| Year of Immigration | 1892 |
| Age at First Marriage | 19 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
New-York-County, New …
Head, age 40
New-York-County, New York · implied b. ~1900 — 5 household members
| Surname | Lennon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Conn |
| Naturalization Status | Naturalized |
| Occupation | Gardening |
| Industry | Free lance |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | No G 3 |
| 1935 Residence | Same place |
| 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 Lennon across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Lannon (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elizabeth Lannon
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lennon
Head · 1940 · age 40 · b. ~1900 · 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 — 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-t0627-02645-00135)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sophia Robinson | 67 | Head | — | Russia |
| 42 | William Crago | 29 | Head | Lawyer | Minnesota |
| 43 | Barbara Crago | 27 | Wife | — | Michigan |
| 44 | Richard Parke | 31 | Head | Newspaperman | Mass |
| 45 | Andrea Parke | 31 | Wife | — | Minn |
| 46 | Lewis Levid | 54 | Head | — | New York |
| 47 | Jeanette Levid | 52 | Wife | — | New York |
| 48 | Horace Levid | 28 | Son | — | Penn |
| 49 | Bruce Carpenter | 45 | Head | Teacher | New Jersey |
| 50 | H. H. Andrews | 66 | Head | Buyer | Louisiana |
| 51 | Florence Andrews | 41 | Daughter | Manager | Louisiana |
| 52 | Joseph Felshin | 36 | Head | Publisher | Palestine |
| 53 | Lillian Felshin | 35 | Wife | Teacher | New York |
| 54 | George Vandenborght | 55 | Head | Salesman | Belgium |
| 55 | Marie-Louise Vandenborght | 55 | Wife | — | France |
| 56 | Harrett Booker | 37 | Partner | Secretary | Virginia |
| 57 | Martin Booker | None | Eloise | 44 | No C 3 |
| 58 | Sophia Greenberg | 30 | Partner | Teacher | New Jersey |
| 59 | Gilda Greenberg | 34 | Head | Teacher | New Jersey |
| 60 | John Lennon THIS PERSON | 40 | Head | Gardening | Ireland |
| 61 | Florence Lennon | 45 | Wife | Writer | New York |
| 62 | Heloise Lennon | 15 | Daughter | — | New York |
| 63 | Isadora Lennon | 11 | Daughter | — | New York |
| 64 | Sarah Perkins | 37 | Maid | Domestic | Georgia |
| 65 | Arthur Tully | 36 | Head | Banking | New York |
| 66 | Lilian Tully | 30 | Wife | Research | Penn |
| 67 | Shaun Tully | 4 | Son | — | New York |
| 68 | Patrick Tully | 2 | Son | — | New York |
| 69 | Edna Goring | 39 | Maid | Domestic | West Indies |
| 70 | Ruth A. Nessini | 45 | Lodger | — | New York |
| 71 | Arthur Gardner | 39 | Head | Banker | New Jersey |
| 72 | Claire Gardner | 30 | Wife | Manager | Virginia |
| 73 | Annette Brussey Stoffel | 59 | Head | — | Canada Eng |
| 74 | Edith V. Stoffel | 60 | Sister | — | Canada Eng |
| 75 | Ernest W. Nolfager | 57 | Head | Teacher | Indiana |
| 76 | Margery Nolfager | 38 | Wife | Bookkeeper | Mass |
| 77 | Daniel C. Smith | 74 | Head | Vice President | New York |
| 78 | Nana V. D. Smith | 70 | Wife | — | New Jersey |
| 79 | C. Houghton | 53 | Son | Artist | New Jersey |
| 80 | Irving Smith Crawford | 50 | Son | Retired | New York |
Pedigree Summary
John
Gen 1 · 1 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)