TS
Thomas Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Thomas Sullivan across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 5-person household.
Age 44
b. ~1896
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Sullivan |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | N.Y. City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Motorman |
| Industry | Transit Line |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2100 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Motorman |
| Township / Ward | Ny City |
| Est. Birth Year | ~1896 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Margaret Sullivan | Daughter | — | 11 | ~1929 |
| Bridget Sullivan | Daughter | — | 9 | ~1931 |
| Thomas Sullivan | Head | — | 44 | ~1896 |
| Thomas Sullivan | Son | — | 7 | ~1933 |
| Catherine Sullivan | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Ulster, New …
Other, age 24
Ulster, New York · implied b. ~1896 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Thomas |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1912 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | General |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1919 |
| Birthplace (normalized) | ireland |
1930
Bronx, New …
Head, age 34
Bronx, New York · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 26 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Salesman |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Veteran | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Kings-County, New …
Head, age 44
Kings-County, New York · implied b. ~1896 — 5 household members
| Surname | Sullivan |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | N.Y. City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Occupation | Motorman |
| Industry | Transit Line |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2100 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Thomas Sullivan across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Sullivan
Head · 1940 · age 44 · b. ~1896 · New York
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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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02554-00430)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rocco Cengemi | 56 | Head | Street Cleaner | Italy |
| 2 | Alice Cengemi | 49 | Wife | — | N Ireland |
| 3 | Edward Cengemi | 23 | Son | Screen Maker | New York |
| 4 | Florence Cengemi | 21 | Daughter | Paster | New York |
| 5 | Charles Cengemi | 17 | Son | — | New York |
| 6 | Mary Cengemi | 11 | Daughter | — | New York |
| 7 | Joan Cengemi | 8 | Daughter | — | New York |
| 8 | Fred Brennan | 55 | Head | Plumber | New York |
| 9 | John Brennan | 56 | Brother | — | New York |
| 10 | Robert Cameron | 39 | Head | Machinist | Missouri |
| 11 | Agnes Cameron | 34 | Wife | — | Washington |
| 12 | Agnes Cameron | 4 | Daughter | — | Washington |
| 13 | Charles Turschill | 23 | Head | Attendant | New Jersey |
| 14 | Constance Turschill | 18 | Wife | — | Maine |
| 15 | Mary Turschill | 2 | Daughter | — | New York |
| 16 | Robert Turschill | 1 | Son | — | New York |
| 17 | Laura Elsmore | 50 | Mother in law | — | Maine |
| 18 | Vivian Elsmore | 30 | Sister in law | Laundress | Maine |
| 19 | Florice Elsmore | 25 | Sister in law | Maid | Maine |
| 20 | John Elsmore | 20 | Brother in law | Kitchen Helper | Maine |
| 21 | Alfred Boles | 52 | Head | Spray Painter | New York |
| 22 | Ellen Boles | 42 | Wife | — | New York |
| 23 | Alfred Boles | 20 | Son | Plumber | New York |
| 24 | Eleanor Boles | 16 | Daughter | — | New York |
| 25 | Delores Boles | 9 | Daughter | — | New York |
| 26 | James Green | 32 | Head | Counterman | New York |
| 27 | Mary Green | 31 | Wife | — | New York |
| 28 | William Green | 5 | Son | — | New York |
| 29 | Patricia Green | 3 | Daughter | — | New York |
| 30 | Caroline Bauber | 38 | Head | Operator | New York |
| 31 | Rose Bauber | 63 | Mother | — | New York |
| 32 | Thomas Sullivan THIS PERSON | 44 | Head | Motorman | Ireland |
| 33 | Catherine Sullivan | 43 | Wife | — | Ireland |
| 34 | Margaret Sullivan | 11 | Daughter | — | New York City |
| 35 | Bridget Sullivan | 9 | Daughter | — | New York City |
| 36 | Thomas Sullivan | 7 | Son | — | New York City |
| 37 | Isak Isaksen | 47 | Head | Carpenter | Norway |
| 38 | Catherine Isaksen | 47 | Wife | — | Norway |
| 39 | Arthur Isaksen | 23 | Son | Messenger | New York |
| 40 | Andrew Isaksen | 21 | Son | Motorman | New York |
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)