WF
William Foster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this William Foster across the 1910, 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Foster |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Elizabeth |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Head porter |
| Industry | Public bldg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 758 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Head Porter |
| Township / Ward | Elizabeth |
| Est. Birth Year | ~1888 |
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 |
|---|---|---|---|---|
| Charlotte Foster | Daughter | — | 15 | ~1925 |
| Dorothy Foster | Daughter | — | 20 | ~1920 |
| Pearl Foster | Daughter | — | 11 | ~1929 |
| William Foster | Head | — | 52 | ~1888 |
| Nanny Foster | Spouse | — | 51 | ~1889 |
Census Appearances
1910
Union, New …
Head, age 22
Union, New Jersey · implied b. ~1888
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Foster |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Coachman |
| Industry | Private family |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
Union, New …
Head, age 31
Union, New Jersey · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Janitor |
| Industry | Public School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Union, New …
Head, age 42
Union, New Jersey · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Janitor |
| Industry | Public Bldg |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Union-County, New …
Head, age 52
Union-County, New Jersey · implied b. ~1888 — 5 household members
| Surname | Foster |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Elizabeth |
| 1935 Residence (County) | Union |
| Occupation | Head porter |
| Industry | Public bldg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 758 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Foster across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Foster
Head · 1940 · age 52 · b. ~1888 · New Jersey
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02399-00173)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Judge | 7 | Son | — | New Jersey |
| 2 | Raymond Judge | 5 | Son | — | New Jersey |
| 3 | Baldassare Grillo | 60 | Head | — | Italy |
| 4 | Vita Grillo | 52 | Wife | — | Italy |
| 5 | Nicholas Grillo | 35 | Son | Lawyer | Italy |
| 6 | Rose Grillo | 26 | Daughter | Operator | New Jersey |
| 7 | Rita Grillo | 16 | Daughter | — | New Jersey |
| 8 | Edward Valeri | 38 | Head | Barber | New Jersey |
| 9 | Carmela Valeri | 38 | Wife | Operator | New Jersey |
| 10 | Jean Valeri | 1 | Daughter | — | New Jersey |
| 11 | George Kennedy | 50 | Head | Helper | Ireland |
| 12 | Annabelle Kennedy | 46 | Wife | — | Ireland |
| 13 | Jenny Mcdonald | 54 | Head | Domestic | Connecticut |
| 14 | Major Boyd | 33 | Head | Truck Driver | Virginia |
| 15 | Florence Boyd | 21 | Wife | — | S. Carolina |
| 16 | William Boyd | 7 | Son | — | New Jersey |
| 17 | Wilma Boyd | 6 | Daughter | Beautician | New Jersey |
| 18 | Ronald Boyd | 4 | Son | — | New Jersey |
| 19 | Mary Addison | 42 | Head | Beautician | New Jersey |
| 20 | Matilda Addison | 16 | Daughter | — | New Jersey |
| 21 | Ralph Addison | 13 | Son | — | New Jersey |
| 22 | Ray Thompson | 26 | Lodger | Stevedore | Virginia |
| 23 | Bernice Thompson | 24 | Wife | Baker | New Jersey |
| 24 | Ronald Thompson | 1 | Son | — | New Jersey |
| 25 | Susie Haskins | 54 | Head | Domestic | Virginia |
| 26 | William Foster THIS PERSON | 52 | Head | Head Porter | Virginia |
| 27 | Nanny Foster | 51 | Wife | — | Virginia |
| 28 | Dorothy Foster | 20 | Daughter | — | New Jersey |
| 29 | Charlotte Foster | 15 | Daughter | — | New Jersey |
| 30 | Pearl Foster | 11 | Daughter | — | New Jersey |
| 31 | Amelia Bauman | 50 | Head | — | New Jersey |
| 32 | Raymond Bauman | 30 | Son | Salesman | New Jersey |
| 33 | William Bauman | 25 | Son | Driver | New Jersey |
| 34 | James Kelly | 40 | Head | Electrician | New Jersey |
| 35 | Catherine Kelly | 28 | Wife | — | New Jersey |
| 36 | Michael Canty | 57 | Brother in law | Business Manager | Ireland |
| 37 | Agnes Canty | 5 | Daughter | — | New Jersey |
| 38 | Raymond Cook | 21 | Head | Truck Driver | New Jersey |
| 39 | Rita Cook | 19 | Wife | — | New Jersey |
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)