RB
Robert Black — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Robert Black across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Florence & Florence — first a son (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Black |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Buyer |
| Industry | Imported Leather |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1100 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Buyer |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1911 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Jean Black | Daughter | — | 30 | ~1910 |
| Robert Black | Head | — | 64 | ~1876 |
| Robert Black | Son | — | 29 | ~1911 |
| Florence Black | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Hudson, New …
Son, age 9
Hudson, New Jersey · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Robert A Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 19
Hudson, New Jersey · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Robert A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Occupation | Laborer |
| Industry | Department |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 29
Hudson-County, New Jersey · implied b. ~1911 — 4 household members
| Surname | Black |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Buyer |
| Industry | Imported Leather |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1100 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| 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 Robert Black across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Florence Black (~0.92 confidence) and mother Florence Black (~0.92 confidence) and father Robert Black (~0.92 confidence) and father Robert Black (~0.92 confidence) and father Robert Black (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Florence Black
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Florence Black
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Robert Black
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Robert Black
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Robert Black
b. ~1877
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Black
Son · 1940 · age 29 · b. ~1911 · New Jersey
★ You are viewing this record
Sibling
Jean Black
Sibling · 1940 · age 30
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 — 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-t0627-02409-00069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Roper | 50 | Head | Painter | Wales |
| 2 | Gladys Roper | 39 | Wife | — | New Jersey |
| 3 | Arthur Roper | 19 | Son | Office Work | New Jersey |
| 4 | Viola Roper | 17 | Daughter | New Worker | New Jersey |
| 5 | Vincenza Rossi | 49 | Head | Dressmaker | Italy |
| 6 | Ralph Rossi | 25 | Son | Press Presser | Italy |
| 7 | Mary Rossi | 18 | Daughter | Attendant | New Jersey |
| 8 | John Mckenna | 45 | Head | Shipper | Connecticut |
| 9 | Margaret Mckenna | 40 | Wife | — | New Jersey |
| 10 | Veronica Mckenna | 20 | Daughter | Secretary | New Jersey |
| 11 | Joseph Tasio | 65 | Head | Foreman | Italy |
| 12 | Josephine Tasio | 60 | Wife | — | Italy |
| 13 | Alfred Tasio | 29 | Son | Advertiser | New Jersey |
| 14 | Michael Barberio | 30 | Head | Photographer | New Jersey |
| 15 | Julia Barberio | 26 | Wife | — | New Jersey |
| 16 | Robert A Black | 64 | Head | Cabinet Maker | New Jersey |
| 17 | Florence Black | 64 | Wife | — | New Jersey |
| 18 | Jean Black | 30 | Daughter | Stenographer | New Jersey |
| 19 | Robert Black THIS PERSON | 29 | Son | Buyer | New Jersey |
| 20 | Robert Stevens | 78 | Head | — | New York |
| 21 | George Stevens | 45 | Son | Printer | New Jersey |
| 22 | Ella Stevens | 40 | Daughter | Laborer | New Jersey |
| 23 | Otto Beck | 50 | Head | Laborer | New Jersey |
| 24 | Ruth Beck | 43 | Wife | — | New Jersey |
| 25 | Doris Beck | 16 | Daughter | — | New Jersey |
| 26 | Ella Mae Beck | 9 | Daughter | — | New Jersey |
| 27 | Joseph Schreiber | 52 | Head | Salesman | New Jersey |
| 28 | Elizabeth Schreiber | 44 | Wife | — | New Jersey |
| 29 | Warren Schreiber | 10 | Son | — | New Jersey |
| 30 | Richard Schreiber | 4 | Son | — | New Jersey |
| 31 | Michael Murphy | 81 | Lodger | — | Eire |
| 32 | Emily Horing | 74 | Head | — | Germany |
| 33 | John Lethon | 38 | Head | Carpenter | Finland |
| 34 | Godrid Lethon | 35 | Wife | — | Finland |
| 35 | John Lethon | 3 | Son | — | New Jersey |
| 36 | Fletcher Kiel | 44 | Head | Fireman | New Jersey |
| 37 | Henrietta Kiel | 43 | Wife | — | New Jersey |
| 38 | Bertha Kiel | 24 | Daughter | Stenographer | New Jersey |
| 39 | Dorothy Kiel | 21 | Daughter | — | New Jersey |
| 40 | Martha Kiel | 18 | Daughter | New Worker | New Jersey |
Pedigree Summary
Robert + 1 sibling
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)