JC
John Carr — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this John Carr across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Joseph & Mary — first a head (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Carr |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Pencil-wrapper |
| Industry | Pencil Company |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 192 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Pencil-Wrapper |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1906 |
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 |
|---|---|---|---|---|
| Geraldine Carr | Daughter | — | 7 | ~1933 |
| Mary Carr | Daughter | — | 5 | ~1935 |
| Alva Carr | Daughter | — | 10 | ~1930 |
| John Carr | Head | — | 34 | ~1906 |
| Alva Carr | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Hudson, New …
Son, age 12
Hudson, New Jersey · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carro |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 23
Hudson, New Jersey · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | cooper |
| Industry | Oil Yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Head, age 34
Hudson-County, New Jersey · implied b. ~1906 — 5 household members
| Surname | Carr |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Pencil-wrapper |
| Industry | Pencil Company |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 192 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Carr across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Carro (~0.92 confidence) and mother Mary Carro (~0.92 confidence) and mother Margaret Carr (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Carro
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mary Carro
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Margaret Carr
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Carr
Head · 1940 · age 34 · b. ~1906 · New Jersey
★ 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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02408-00269)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Catherine Burns | 32 | Daughter | — | New Jersey |
| 2 | Robert Burns | 11 | Son | — | New Jersey |
| 3 | Joseph Newman | 46 | Head | Conductor | Eire |
| 4 | Jane Newman | 48 | Wife | Cleaner | Eire |
| 5 | Patrick Newman | 21 | Son | Clerk | Eire |
| 6 | Mary Newman | 19 | Daughter | New Worker | Eire |
| 7 | Kathleen Newman | 15 | Daughter | New Worker | Eire |
| 8 | John Newman | 13 | Son | — | Eire |
| 9 | Gladys Newman | 9 | Daughter | — | New Jersey |
| 10 | Dorothy Newman | 7 | Daughter | — | New Jersey |
| 11 | Elizabeth Chellia | 51 | Head | — | New Jersey |
| 12 | Mildred Chellia | 24 | Daughter | — | New Jersey |
| 13 | Frank Chellia | 19 | Son | Saleslady | New Jersey |
| 14 | Jean Chellia | 12 | Daughter | Messenger | New Jersey |
| 15 | Nora Dolan | 60 | Head | — | New Jersey |
| 16 | Mary Dolan | 54 | Sister | Pencil-Wrapper | New Jersey |
| 17 | John Carr THIS PERSON | 34 | Head | Pencil-Wrapper | New Jersey |
| 18 | Alva Carr | 29 | Wife | Upholsterer | New Jersey |
| 19 | Alva Carr | 10 | Daughter | — | New Jersey |
| 20 | Geraldine Carr | 7 | Daughter | — | New Jersey |
| 21 | Mary Ann Carr | 5 | Daughter | — | New Jersey |
| 22 | Ann O'Neill | 38 | Head | Saleslady | Connecticut |
| 23 | Anthony O'Neill | 20 | Son | — | New York |
| 24 | Tridie|Fridie O'Neill | 18 | Daughter | — | Connecticut |
| 25 | Edward O'Neill | 16 | Son | — | New Jersey |
| 26 | William O'Neill | 15 | Son | — | New Jersey |
| 27 | Elizabeth O'Neill | 13 | Daughter | — | New Jersey |
| 28 | Ann O'Neill | 11 | Daughter | — | New Jersey |
| 29 | Robert O'Neill | 9 | Son | — | New Jersey |
| 30 | Anna Cook | 53 | Head | — | New York |
| 31 | Joseph Cook | 14 | Son | — | New Jersey |
| 32 | Agnes M. Findley | 54 | Head | — | New Jersey |
| 33 | Anne Findley | 47 | Sister | Secretary | New Jersey |
| 34 | Charles E. Vigorito | 72 | Head | Teacher | New Jersey |
| 35 | Mary J. Vigorito | 61 | Wife | Mason | New York |
| 36 | Janet Craven | 66 | Head | — | New Jersey |
| 37 | Julie Craven | 37 | Daughter | — | New Jersey |
| 38 | Mary Hamill | 23 | Niece | Teacher | New Jersey |
| 39 | George T. Smith | 85 | Head | Clerk | New York |
| 40 | Hattie L. Smith | 82 | Wife | President | New Jersey |
Pedigree Summary
John
Gen 1 · 3 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)