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John Blake — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Blake across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents John & Nick — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Blake |
| Given Name | John M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | PW |
| Income (1939) | 1300 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | New York |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Walter Blake | Son | — | 31 | ~1909 |
| John Blake | Head | — | 63 | ~1877 |
| John Blake | Son | — | 25 | ~1915 |
| Winifred Blake | Spouse | — | 54 | ~1886 |
Census Appearances
1920
New York, …
Son, age 5
New York, New York · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Block |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
Son, age 15
New York, New York · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 25
Kings-County, New York · implied b. ~1915 — 4 household members
| Surname | Blake |
| Given Name | John M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Kings |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | PW |
| Income (1939) | 1300 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| 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 Blake across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Blake (~0.92 confidence) and father Nick Black (~0.92 confidence) and mother Agnes Black (~0.92 confidence) and mother Mary Block (~0.92 confidence) and father Frederick Block (~0.92 confidence) and mother Winifred Blake (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Blake
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Nick Black
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Agnes Black
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mary Block
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Frederick Block
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Winifred Blake
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Blake
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Sibling
Walter Blake
Sibling · 1940 · age 31
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-t0627-02553-00101)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Manning | 52 | Head | Superintendent | New York |
| 42 | Helen Manning | 49 | Wife | — | New York |
| 43 | Ruth Manning | 22 | Daughter | — | New York |
| 44 | Helen Manning | 18 | Daughter | — | New York |
| 45 | William Manning | 16 | Son | — | New York |
| 46 | Alfred Matrotta | 44 | Head | Police Officer | New York |
| 47 | Veronica Matrotta | 41 | Wife | — | New York |
| 48 | Alfred Jr Matrotta | 20 | Son | Automobile Mechanic | New York |
| 49 | Robert Matrotta | 12 | Son | — | New York |
| 50 | Donald Matrotta | 5 | Son | — | New York |
| 51 | William H Mcaveney | 30 | Head | Dentist | New York |
| 52 | Marion Mcaveney | 30 | Wife | Librarian | New York |
| 53 | Thomas Mulvihill | 32 | Head | Ship Foreman | New York |
| 54 | Margaret Mulvihill | 27 | Wife | — | New York |
| 55 | Carol A Mulvihill | 2 | Daughter | — | New York |
| 56 | Nelson Christensen | 56 | Head | Draftsman | Norway |
| 57 | Helen Christensen | 48 | Wife | — | New York |
| 58 | Lawrence De Vincinzo | 65 | Head | — | Italy |
| 59 | Maria De Vincinzo | 70 | Wife | — | Italy |
| 60 | Thomas De Vincinzo | 31 | Son | Ice Business | Italy |
| 61 | John La Verde | 43 | Head | Barber | Italy |
| 62 | Rose La Verde | 36 | Wife | — | New York |
| 63 | Ann La Verde | 17 | Daughter | New Worker | New York |
| 64 | Salvatore La Verde | 15 | Son | — | New York |
| 65 | Catherine La Verde | 12 | Daughter | — | New York |
| 66 | Rose Maria La Verde | 10 | Daughter | — | New York |
| 67 | Joseph La Verde | 7 | Son | — | New York |
| 68 | Frank Ehrman | 45 | Head | Mechanic | New York |
| 69 | Edna Ehrman | 44 | Wife | — | New York |
| 70 | Edward Ehrman | 21 | Son | Meter Reader | New York |
| 71 | Benjamin Brason | 45 | Head | Bank Clerk | Connecticut |
| 72 | Bertha Brason | 37 | Wife | — | New York |
| 73 | Helena Brason | 17 | Daughter | — | New York |
| 74 | Herbert Brason | 10 | Son | — | New York |
| 75 | John Blake | 63 | Head | — | New York |
| 76 | Winifred Blake | 54 | Wife | — | New York |
| 77 | Walter B Blake | 31 | Son | Attorney | New York |
| 78 | John M Blake THIS PERSON | 25 | Son | Clerk | New York |
| 79 | Fred J Faulkner | 50 | Head | Mechanical Engineer | New York |
| 80 | Dorothy Faulkner | 46 | Wife | — | New York |
Related Census Records
Pedigree Summary
John + 1 sibling
Gen 1 · 6 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)