WJ
William Jacobs — 1940 US Census Record
Model Tree available1940 United States Federal Census · Atlantic-County, New Jersey
Our Model Tree links this William Jacobs across the 1920, 1930 and 1940 US Censuses in Atlantic-County, New Jersey (XGBoost, ~Confirmed), with identified parents Grace & Maggie — first a head (b.~1909), then head of a 5-person household.
Age 31
b. ~1909
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Atlantic-County, New Jersey |
| Surname | Jacobs |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Public Co. |
| Class of Worker | PW |
| Hours Worked | 43 |
| Income (1939) | 420 |
| Highest Grade | No 7 |
| 1935 Residence | Pennsylvania |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Chauffeur |
| Township / Ward | Hammonton Town |
| Est. Birth Year | ~1909 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Jacobs | Head | — | 31 | ~1909 |
| John Jacobs | Other | — | 73 | ~1867 |
| John Jacobs | Son | — | 5 | ~1935 |
| William Jacobs | Son | — | 7 | ~1933 |
| Marie Jacobs | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Atlantic, New …
Son, age 10
Atlantic, New Jersey · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobs |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Italian |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Atlantic, New …
Son, age 20
Atlantic, New Jersey · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobs |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Occupation | Bookkeeper |
| Industry | Glass Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Atlantic-County, New …
Head, age 31
Atlantic-County, New Jersey · implied b. ~1909 — 5 household members
| Surname | Jacobs |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Chauffeur |
| Industry | Public Co. |
| Class of Worker | PW |
| Hours Worked | 43 |
| Income (1939) | 420 |
| Highest Grade | No 7 |
| 1935 Residence | Pennsylvania |
| 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 William Jacobs across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Grace Jacobs (~0.92 confidence) and mother Maggie Jacobs (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Grace Jacobs
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Maggie Jacobs
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Jacobs
Head · 1940 · age 31 · b. ~1909 · 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 — Atlantic-County, New Jersey
Open full size
1940 US Federal Census — Atlantic-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02302-00748)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Celona | 34 | Head | Manager | New Jersey |
| 2 | Domenic Celona | 29 | Brother | Operator | New Jersey |
| 3 | John Celona | 20 | Brother | Attendant | New Jersey |
| 4 | Grace Celona | 18 | Sister | — | New Jersey |
| 5 | Anna Celona | 15 | Sister | — | New Jersey |
| 6 | Joseph M. Ardillo | 59 | Head | Brick Layer | Italy |
| 7 | Josephine Ardillo | 53 | Wife | — | Italy |
| 8 | Anthony Attore | 35 | Son | Shipping Clerk | New Jersey |
| 9 | Neil Attore | 29 | Son | Bottler | New Jersey |
| 10 | John Attore | 23 | Son | Truck Driver | New Jersey |
| 11 | Cathrine Attore | 21 | Daughter | Operator | New Jersey |
| 12 | Salvatore Lagrottoria | 25 | Son-in-law | Operator | Pennsylvania |
| 13 | Mary Lagrottoria | 26 | Daughter | Operator | New Jersey |
| 15 | Frederick Fiore | 34 | Head | Presser | Pennsylvania |
| 16 | Rosalie Fiore | 35 | Wife | — | Italy |
| 17 | Grace Fiore | 3 | Daughter | — | Philadelphia |
| 18 | Thomas Fiore | 1 | Son | — | New Jersey |
| 19 | Anthony Capella | 29 | Head | Barber | New Jersey |
| 20 | Agusta Capella | 26 | Wife | — | New Jersey |
| 21 | Joseph Capella | 0 | Son | — | New Jersey |
| 22 | John Lucca | 69 | Head | — | Italy |
| 23 | Josephine Lucca | 66 | Wife | — | Italy |
| 24 | Jennie Lucca | 28 | Daughter | Operator | New Jersey |
| 25 | Anthony Lucca | 19 | Son | New Worker | New Jersey |
| 26 | John Bruno | 80 | Head | — | Italy |
| 27 | Salerno Bruno | 80 | Wife | — | Italy |
| 28 | William Jacobs THIS PERSON | 31 | Head | Chauffeur | New Jersey |
| 29 | Marie Jacobs | 29 | Wife | — | Pennsylvania |
| 30 | John Jacobs | 5 | Son | — | Pennsylvania |
| 31 | William Jacobs | 7 | Son | — | Pennsylvania |
| 32 | John Jacobs | 73 | Father | — | Italy |
| 33 | Joseph Scabulia | 34 | Head | Truck Driver | New Jersey |
| 34 | Josephine Scabulia | 26 | Wife | — | Pennsylvania |
| 35 | Jeanne Scabulia | 8 | Daughter | — | New Jersey |
| 36 | Salvatore Scabulia | 5 | Son | — | New Jersey |
| 37 | Anna Scabulia | 3 | Daughter | — | New Jersey |
| 38 | Angelo Pietrofitto | 34 | Head | Truck Driver | Italy |
| 39 | Tona Pietrofitto | 33 | Wife | Operator | New Jersey |
| 40 | Rose Pietrofitto | 8 | Daughter | — | New Jersey |
Pedigree Summary
William
Gen 1 · 2 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)