FT
Frank Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Queens-County, New York
Our Model Tree links this Frank Thomas across the 1920, 1930 and 1940 US Censuses in Queens-County, New York (XGBoost, ~Confirmed), with identified parents Mary & Robert — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Queens-County, New York |
| Surname | Thomas |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Queens |
| Additional Details | |
| Occupation | Porter |
| Industry | School |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Porter |
| Township / Ward | New York City |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Katherine Thomas | Daughter | — | 24 | ~1916 |
| Mary Thomas | Head | — | 58 | ~1882 |
| Frank Thomas | Son | — | 23 | ~1917 |
| Thomas Thomas | Son | — | 23 | ~1917 |
| John Thomas | Son | — | 21 | ~1919 |
| Michael Thomas | Son | — | 35 | ~1905 |
Census Appearances
1920
Kings, New …
Son, age 2
Kings, New York · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 13
Kings, New York · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Queens-County, New …
Son, age 23
Queens-County, New York · implied b. ~1917 — 6 household members
| Surname | Thomas |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Queens |
| Occupation | Porter |
| Industry | School |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Frank Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Thomas (~0.92 confidence) and father Robert Thomas (~0.92 confidence) and father Thomas Thomas (~0.92 confidence) and mother Mary Thomas (~0.92 confidence) and mother Anna Thomas (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Thomas
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Robert Thomas
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Thomas Thomas
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Mary Thomas
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Anna Thomas
b. ~1899
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Thomas
Son · 1940 · age 23 · b. ~1917 · New York
★ You are viewing this record
Sibling
Thomas Thomas
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Thomas
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Thomas
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Thomas
Sibling · 1940 · age 21
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 — Queens-County, New York
Open full size
1940 US Federal Census — Queens-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02730-00918)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy Maguire | 9 | Granddaughter | — | New York |
| 2 | Alice Maguire | 8 | Granddaughter | — | New York |
| 3 | Mary Thomas | 58 | Head | — | New York |
| 4 | Michael Thomas | 35 | Son | Domestic | New York |
| 5 | Frank Thomas THIS PERSON | 23 | Son | Porter | New York |
| 6 | John Thomas | 21 | Son | Laborer | New York |
| 7 | Katherine Thomas | 24 | Daughter | Clerk | New York |
| 8 | Thomas Thomas | 23 | Son | — | New York |
| 9 | John Wickman | 36 | Head | Embroider | New York |
| 10 | Anne Wickman | 28 | Wife | Stenographer | New York |
| 11 | Marie Wickman | 73 | Mother | Stenographer | Sweden |
| 12 | Harry Schiffer | 48 | Head | Handy-Man | New York |
| 13 | Helen Schiffer | 30 | Wife | — | New York |
| 14 | Walter Schiffer | 16 | Son | Dressmaker | New York |
| 15 | Frank Piffini | 36 | Head | President | New York |
| 16 | Lea Piffini | 34 | Wife | Plasterer | Louisiana |
| 17 | Lynn Piffini | 5 | Daughter | — | New York |
| 18 | Anthony Saccoccia | 35 | Head | Driver | New York |
| 19 | Johanna Saccoccia | 33 | Wife | — | New York |
| 20 | Rose Saccoccia | 15 | Daughter | — | New York |
| 21 | James Saccoccia | 7 | Son | — | New York |
| 22 | Mary Louise Saccoccia | 2 | Daughter | — | New York |
| 23 | James Saccoccia | 67 | Father | Laborer | Italy |
| 24 | Rose Saccoccia | 61 | Mother | — | Italy |
| 25 | Patsy Saccoccia | 40 | Head | Mechanic | New York |
| 26 | Anna Saccoccia | 34 | Wife | Operator | Italy |
| 27 | Rose Saccoccia | 17 | Daughter | Student | New York |
| 28 | James Saccoccia | 14 | Son | Student | New York |
| 29 | John Russo | 52 | Head | Waiter | Italy |
| 30 | Anne Russo | 50 | Wife | — | Italy |
| 31 | Joseph Barzak | 58 | Head | Wood Carver | Hungary |
| 32 | Emily Barzak | 56 | Wife | — | New York |
| 33 | Elizabeth Barzak | 26 | Daughter | New-Worker | New York |
| 34 | Harold Guore | 35 | Head | Metal Finisher | Wisconsin |
| 35 | Lillian Guore | 32 | Wife | — | New York |
| 36 | Elizabeth Guore | 12 | Daughter | — | New York |
| 37 | Rita Guore | 9 | Daughter | — | New York |
| 38 | Dorothy Guore | 6 | Daughter | — | New York |
| 39 | John Strather | 68 | Head | Clerk | Scotland |
| 40 | Elizabeth Strather | 68 | Wife | — | N. Ireland |
Pedigree Summary
Frank + 4 siblings
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)