WT
William Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this William Thomas across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Thomas & Frank — first a son (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Thomas |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Irvington |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Operator |
| Industry | Drugs |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 496 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Operator |
| Township / Ward | Irvington |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Frank Thomas | Head | — | 49 | ~1891 |
| William Thomas | Son | — | 25 | ~1915 |
| Bertha Thomas | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Essex, New …
Son, age 4
Essex, New Jersey · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Son, age 15
Essex, New Jersey · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Age at First Marriage | 57 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 25
Essex-County, New Jersey · implied b. ~1915 — 3 household members
| Surname | Thomas |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Irvington |
| 1935 Residence (County) | Essex |
| Occupation | Operator |
| Industry | Drugs |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 496 |
| Highest Grade | H-4 |
| 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 William Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas 112 (~0.92 confidence) and father Frank Thomas (~0.92 confidence) and father Frank Thomas (~0.92 confidence) and mother Bertha Thomas (~0.92 confidence) and mother Bertha Thomas (~0.92 confidence) and mother Bertha Thomas (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas 112
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Frank Thomas
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Frank Thomas
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Bertha Thomas
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Bertha Thomas
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Bertha Thomas
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Thomas
Son · 1940 · age 25 · b. ~1915 · 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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02335-00140)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Gambusta | 61 | Head | Salesman | Italy |
| 2 | Josephine Gambusta | 57 | Wife | — | Italy |
| 3 | Charles Gambusta | 25 | Son | — | New York |
| 4 | Jean Gambusta | 21 | Daughter | — | New Jersey |
| 5 | Paul Librizzi | 45 | Head | Operator | Austria |
| 6 | Sadie Librizzi | 44 | Wife | — | Austria |
| 7 | Olga Librizzi | 20 | Daughter | Operator | New Jersey |
| 8 | Nathan Strangblatt | 62 | Head | Tailor | New Jersey |
| 9 | Aaron Strangblatt | 19 | Son | — | New Jersey |
| 10 | Louis Schlein | 28 | Son-in-law | — | New York |
| 11 | Ruth Schlein | 27 | Daughter | — | New Jersey |
| 12 | Isidor Sistorenick | 53 | Head | Laborer | Russia |
| 13 | Nellie Sistorenick | 52 | Wife | — | Russia |
| 14 | Alex Sistorenick | 27 | Son | Machinist | New Jersey |
| 15 | John Sistorenick | 23 | Son | Machinist | New Jersey |
| 16 | August Wieland | 69 | Head | Laborer | France |
| 17 | Hilda Wieland | 61 | Wife | — | Germany |
| 18 | William Wieland | 36 | Son | — | New Jersey |
| 19 | John Wieland | 24 | Son | Laborer | New Jersey |
| 20 | Evelyn Wieland | 17 | Daughter | — | New Jersey |
| 21 | Marvin Nafie | 43 | Head | Yard Master | New Jersey |
| 22 | Estelle Nafie | 40 | Wife | — | Poland |
| 23 | Leroy Nafie | 16 | Son | — | New Jersey |
| 24 | Fay Nafie | 8 | Daughter | — | New Jersey |
| 25 | David Nafie | 6 | Son | — | New Jersey |
| 26 | Dan Nafie | 3 | Son | — | New Jersey |
| 27 | Harrison Wilbur Nafie | 20 | Son | Shipping Clerk | New Jersey |
| 28 | Peter Geisler | 65 | Head | Machinist | Poland |
| 29 | Nellie Geisler | 63 | Wife | — | Poland |
| 30 | Genevieve Geisler | 21 | Daughter | Saleslady | New Jersey |
| 31 | Edmund Geisler | 15 | Son | — | New Jersey |
| 32 | Irene Geisler | 13 | Daughter | — | New Jersey |
| 33 | Eleanor Geisler | 12 | Daughter | — | New Jersey |
| 34 | Frank Keisler | 58 | Head | — | Poland |
| 35 | Valarie Keisler | 50 | Wife | — | Poland |
| 36 | Edward Keisler | 29 | Son | Clerk | New Jersey |
| 37 | August Keisler | 26 | Son | Machinist | New Jersey |
| 38 | Frank Thomas | 49 | Head | Truckman | New Jersey |
| 39 | Bertha Thomas | 48 | Wife | — | New Jersey |
| 40 | William Thomas THIS PERSON | 25 | Son | Operator | New Jersey |
Pedigree Summary
William
Gen 1 · 6 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)