JK
John Klein — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Klein across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 4-person household.
Age 73
b. ~1867
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Klein |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn Borough |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Fisherman |
| Industry | Fish |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 900 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Fisherman |
| Township / Ward | Brooklyn Borough |
| Est. Birth Year | ~1867 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Klein | Head | — | 73 | ~1867 |
| Anna Klein | Spouse | — | 69 | ~1871 |
| Anna Klein | Daughter | — | 30 | ~1910 |
| Joseph Klein | Son | — | 36 | ~1904 |
Census Appearances
1920
Kings, New …
Head, age 53
Kings, New York · implied b. ~1867 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klein |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Captain |
| Industry | Motor Launch |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Head, age 64
Kings, New York · implied b. ~1866 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klein |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 28 |
| Father's Birthplace | France |
| Mother's Birthplace | France |
| Occupation | Builder |
| Industry | Boats |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Head, age 73
Kings-County, New York · implied b. ~1867 — 4 household members
| Surname | Klein |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn Borough |
| 1935 Residence (County) | Kings |
| Occupation | Fisherman |
| Industry | Fish |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 900 |
| Highest Grade | No 7 |
| 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 Klein across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Klein
Head · 1940 · age 73 · b. ~1867 · New York
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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
37 people indexed on this census page (nara:1940:m-t0627-02558-00683)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nicholas Testarossa | 30 | Head | Painter | Wisconsin |
| 2 | Ida Testarossa | 30 | Wife | — | New York |
| 3 | Maurice Buonancesso | 40 | Head | Draftsman | Philippines |
| 4 | Cecelia Buonancesso | 23 | Wife | — | Bklyn |
| 5 | Francesco Buonancesso | 2 | Daughter | — | Bklyn |
| 6 | Ernest Nohe | 42 | Head | Clerk | Bklyn |
| 7 | Julia Nohe | 40 | Wife | — | Bklyn |
| 8 | Matthew Bulgar | 75 | Head | — | Boston |
| 9 | Mary Bulgar | 69 | Wife | — | Bklyn |
| 10 | Thomas Mcclure | 40 | Head | Electrician | Belfast |
| 11 | Katherine Mcclure | 36 | Wife | — | Belfast |
| 12 | Reginald Mcclure | 14 | Son | — | Bklyn |
| 13 | Maureen Mcclure | 5 | Daughter | — | Bklyn |
| 14 | Walter Bulgar | 37 | Head | Supervisor | Bklyn |
| 15 | Caroline Bulgar | 36 | Wife | — | Bklyn |
| 16 | Mary Bulgar | 10 | Daughter | — | Bklyn |
| 17 | Caroline Bulgar | 7 | Daughter | — | Bklyn |
| 18 | Joan Bulgar | 4 | Daughter | — | Bklyn |
| 19 | James Poore | 47 | Head | Signal Maintainer | Maine |
| 20 | Elsa Poore | 37 | Wife | — | Hoboken |
| 21 | Doris Poore | 3 | Daughter | — | Bklyn |
| 24 | Harold Pinzay | 50 | Head | Salesman | Bklyn |
| 25 | Margaret Harrison | 35 | Servant | Servant | So. Carolina |
| 26 | Frank Murphy | 65 | Head | Trucking | Bklyn |
| 27 | James Murphy | 75 | Brother | — | Bklyn |
| 28 | Thomas Murphy | 62 | Brother | Trucking | Bklyn |
| 29 | Sarah Murphy | 58 | Sister | — | Bklyn |
| 30 | John Klein THIS PERSON | 73 | Head | Fisherman | New York |
| 31 | Anna Klein | 69 | Wife | — | New York |
| 32 | Joseph Klein | 36 | Son | Fisherman | New York |
| 33 | Anna Klein | 30 | Daughter | Stenographer | New York |
| 34 | John Heckel | 65 | Head | Engineer | Newark |
| 35 | Theresa Heckel | 57 | Wife | — | Newark |
| 36 | Lucius Boyd | 31 | Daughter | Housekeeper | Paterson |
| 37 | Harold Boyd | 11 | Grandson | — | Brooklyn |
| 38 | Hugo Kruse | 53 | Head | Estate Secretary | Germany |
| 39 | Gertrude Kruse | 41 | Wife | — | Brooklyn |
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)