JZ
John Zimmerman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Zimmerman across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Frank & Elizabeth — first a son (b.~1915), then head of a 5-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 | Zimmerman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Trucking Comp. |
| Class of Worker | PW |
| Income (1939) | 640 |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Chauffeur |
| Township / Ward | New York City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ethel Zimmerman | Daughter | — | 18 | ~1922 |
| John Zimmerman | Head | — | 51 | ~1889 |
| John Zimmerman | Son | — | 25 | ~1915 |
| Adam Zimmerman | Son | — | 21 | ~1919 |
| Mary Zimmerman | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Kings, New …
Son, age 6
Kings, New York · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmerman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 16
Kings, New York · implied b. ~1914 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmermann |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| 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 — 5 household members
| Surname | Zimmerman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Chauffeur |
| Industry | Trucking Comp. |
| Class of Worker | PW |
| Income (1939) | 640 |
| Highest Grade | S 8 |
| 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 Zimmerman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Zimmerman (~0.92 confidence) and mother Elizabeth Zimmerman (~0.92 confidence) and father John Zimmerman (~0.92 confidence) and mother Alice Zimmermann (~0.92 confidence) and mother Mary Zimmerman (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Zimmerman
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Zimmerman
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
John Zimmerman
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Alice Zimmermann
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Mary Zimmerman
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Zimmerman
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Sibling
Ethel Zimmerman
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adam Zimmerman
Sibling · 1940 · age 21
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-t0627-02578-00562)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Michael De Silvio | 28 | Head | Chauffer | New York |
| 42 | Barbara De Silvio | 28 | Wife | — | New York |
| 43 | Ralph De Silvio | 3 | Son | — | New York |
| 44 | Samuel Whitlock | 67 | Head | — | New York |
| 45 | Mary Whitlock | 60 | Wife | — | New York |
| 46 | James Whitlock | 35 | Son | Designer | New York |
| 47 | Herbert Whitlock | 26 | Son | Elevator Operat. | New York |
| 48 | Matthew Thorne | 41 | Nephew | Roofer | New York |
| 49 | John Zimmerman | 51 | Head | Machinist | New York |
| 50 | Mary Zimmerman | 45 | Wife | — | New York |
| 51 | John Zimmerman THIS PERSON | 25 | Son | Chauffeur | New York |
| 52 | Adam Zimmerman | 21 | Son | Labor | New York |
| 53 | Ethel Zimmerman | 18 | Daughter | Juicer | New York |
| 54 | Felix Tordona | 39 | Head | Chauffer | New York |
| 55 | Margaret Tordona | 36 | Wife | — | New York |
| 56 | James Tordona | 17 | Son | — | New York |
| 57 | Joseph Tordona | 15 | Son | — | New York |
| 58 | Louis Tordona | 14 | Son | — | New York |
| 59 | Ernest Tordona | 13 | Son | — | New York |
| 60 | Felix Tordona | 11 | Son | — | New York |
| 61 | Norman Tordona | 9 | Son | — | New York |
| 62 | Rose Tordona | 8 | Daughter | — | New York |
| 63 | Michael Tordona | 5 | Son | — | New York |
| 64 | John Tordona | 2 | Son | — | New York |
| 65 | Dominick Legge | 66 | Head | Chauffer | St Louis |
| 66 | Phylia Legge | 28 | Wife | Feeder | New York |
| 67 | Feliciano Carcatone | 46 | Head | — | Italy |
| 68 | Joseph Fischitti | 43 | Head | Foreman | Italy |
| 69 | Albina Fischitti | 46 | Wife | — | Italy |
| 70 | Temistocle Artemise | 58 | Lodger | Labor | Italy |
| 71 | William Frankly | 69 | Head | — | New York |
| 72 | Emma Frankly | 79 | Wife | — | New York |
| 73 | Thomas Walsh | 38 | Head | Chauffeur | New York |
| 74 | Ellen Walsh | 27 | Wife | — | New York |
| 75 | Arthur Walsh | 17 | Son | New Worker | New York |
| 76 | Marion Walsh | 15 | Daughter | — | New York |
| 77 | Alice Walsh | 10 | Daughter | — | New York |
| 78 | Eileen Walsh | 3 | Daughter | — | New York |
| 79 | Thomas Walsh | 1 | Son | — | New York |
| 80 | Peter Martinelli | 37 | Head | Chauffer | New York |
Pedigree Summary
John + 2 siblings
Gen 1 · 5 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)