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John Slater — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Slater across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 6-person household.
Age 18
b. ~1922
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Slater |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Winder |
| Industry | Twine |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 300 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Winder |
| Township / Ward | Brooklyn |
| Est. Birth Year | ~1922 |
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 |
|---|---|---|---|---|
| Martha Slater | Daughter | — | 15 | ~1925 |
| James Slater | Head | — | 52 | ~1888 |
| Mable Slater | Spouse | — | 52 | ~1888 |
| John Slater | Son | — | 18 | ~1922 |
| Catherine Slater | Daughter | — | 28 | ~1912 |
| William Slater | Son | — | 21 | ~1919 |
Census Appearances
1930
Kings, New …
Son, age 8
Kings, New York · implied b. ~1922 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Slattery |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 18
Kings-County, New York · implied b. ~1922 — 6 household members
| Surname | Slater |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Occupation | Winder |
| Industry | Twine |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 300 |
| Highest Grade | H-1 |
| 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 Slater across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Slater
Son · 1940 · age 18 · b. ~1922 · New York
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Sibling
William Slater
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Slater
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Slater
Sibling · 1940 · age 28
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02553-00102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Bierweiler | 46 | Head | Letter Carrier | New York |
| 2 | Mary Bierweiler | 45 | Wife | — | Eire |
| 3 | Joseph Bierweiler | 24 | Step-son | Electrician | New York |
| 4 | Mary Bierweiler | 23 | Daughter | — | New York |
| 5 | Nicholas Remsbecker | 54 | Head | Checker | New York |
| 6 | Margaret Remsbecker | 50 | Wife | — | New York |
| 7 | Gladys Remsbecker | 23 | Daughter | Clerk | New York |
| 8 | Arthur Remsbecker | 21 | Son | Machinist | New York |
| 9 | Florence Remsbecker | 16 | Daughter | — | New York |
| 10 | Nicholas Remsbecker | 12 | Son | — | New York |
| 11 | Margaret Remsbecker | 10 | Daughter | — | New York |
| 12 | Patrick Keena | 64 | Head | Stationary Engineer | Eire |
| 13 | Annie Keena | 61 | Wife | — | Argentina |
| 14 | Annam Keena | 30 | Daughter | Clerk | New York |
| 15 | Margaret Keena | 27 | Daughter | Clerk | New York |
| 16 | Thomas O'Connell | 75 | Head | — | Eire |
| 17 | Nora O'Connell | 73 | Wife | — | Eire |
| 18 | Daniel O'Connell | 40 | Son | Clerk | New York |
| 19 | Jordan William O'Connell | 42 | Son-in-law | Patrolman | New York |
| 20 | Honora O'Connell | 34 | Daughter | — | New York |
| 21 | William O'Connell | 7 | Grandson | — | New York |
| 22 | Thomas O'Connell | 5 | Grandson | — | New York |
| 23 | John O'Connell | 5 | Grandson | — | New York |
| 24 | James Slater | 52 | Head | Electrician | Pennsylvania |
| 25 | Mable Slater | 52 | Wife | — | New York |
| 26 | Catherine Slater | 28 | Daughter | Accountant | New York |
| 27 | John Slater THIS PERSON | 18 | Son | Winder | New York |
| 28 | William Slater | 21 | Son | Electrician | New York |
| 29 | Martha Slater | 15 | Daughter | — | New York |
| 30 | Carl Anderson | 38 | Head | Seller Carrier | New York |
| 31 | Emily Anderson | 35 | Wife | — | New York |
| 32 | Fred Huessler | 53 | Lodger | Salesman | New York |
| 33 | Karl Hemenway | 35 | Head | Waiter | Mass. |
| 34 | Frances Hemenway | 31 | Wife | Nurse | Mass. |
| 35 | Jack Hemenway | 5 | Son | — | New York |
| 36 | John Ferguson | 47 | Head | Electrical Repairer | New York |
| 37 | Bertha Ferguson | 42 | Wife | Electrical Repairer | New York |
| 38 | Joseph Ferguson | 22 | Son | Upholsterer | New York |
| 39 | John Ferguson | 21 | Son | Checker | New York |
| 40 | Gloria Ferguson | 15 | Daughter | — | New York |
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)