TM
Thomas Mcdermott — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Queens-County, New York
Our Model Tree links this Thomas Mcdermott across the 1920, 1930 and 1940 US Censuses in Queens-County, New York (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 3-person household.
Age 66
b. ~1874
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Queens-County, New York |
| Surname | McDermott |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Queens |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Finish Maker |
| Industry | Brush Factory |
| Class of Worker | PW |
| Hours Worked | 49 |
| Income (1939) | 549 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Finish Maker |
| Township / Ward | New York City |
| Est. Birth Year | ~1874 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Walter Mcdermott | Son | — | 29 | ~1911 |
| Thomas Mcdermott | Head | — | 66 | ~1874 |
| Margaret Mcdermott | Daughter | — | 38 | ~1902 |
Census Appearances
1920
New York, …
Head, age 46
New York, New York · implied b. ~1874 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDermott |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1884 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chauffeur |
| Industry | Truck |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1900 |
| Birthplace (normalized) | ireland |
1930
Queens, New …
Head, age 57
Queens, New York · implied b. ~1873 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDermott |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Undertaker |
| Industry | Own Store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Queens-County, New …
Head, age 66
Queens-County, New York · implied b. ~1874 — 3 household members
| Surname | McDermott |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 66 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Queens |
| Naturalization Status | Naturalized |
| Occupation | Finish Maker |
| Industry | Brush Factory |
| Class of Worker | PW |
| Hours Worked | 49 |
| Income (1939) | 549 |
| Highest Grade | No 8 |
| 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 Mcdermott 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 Mcdermott
Head · 1940 · age 66 · b. ~1874 · New York
★ 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 — Queens-County, New York
Open full size
1940 US Federal Census — Queens-County, New York
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02726-00228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bessie Dubowick | 45 | Wife | — | Russia |
| 2 | Milton Dubowick | 20 | Son | Salesman | New York |
| 3 | Esther Dubowick | 16 | Daughter | — | New York |
| 4 | Thomas Mcdermott THIS PERSON | 66 | Head | Finish Maker | Ireland |
| 5 | Margaret Mcdermott | 38 | Daughter | Clerk | New York |
| 6 | Walter Mcdermott | 29 | Son | Bartender | New York |
| 9 | Michael Guerra | 60 | Head | Laborer | Italy |
| 10 | Angelina Guerra | 49 | Wife | — | Italy |
| 11 | Carmela Guerra | 27 | Daughter | Stenographer | New York |
| 12 | Michael J. Guerra | 24 | Son | — | New York |
| 13 | Vincent Guerra | 22 | Son | Druggist | New York |
| 14 | Josephine Guerra | 19 | Daughter | New Worker | New York |
| 15 | Rocco Guerra | 17 | Son | — | New York |
| 16 | Israel Levin | 61 | Head | Laborer | Russia |
| 17 | Sera Levin | 57 | Wife | — | Russia |
| 18 | Bessie Levin | 25 | Daughter | Bookkeeper | Maryland |
| 19 | Robert Horan | 29 | Head | Electrician | New York |
| 20 | Lillian Horan | 30 | Wife | Bookkeeper | New York |
| 21 | Simon Perr | 47 | Head | Painter | Russia |
| 22 | Ida Perr | 40 | Wife | — | Russia |
| 23 | Mortimer Perr | 14 | Son | — | New York |
| 24 | Michael Tish | 37 | Boarder | Clerical | New York |
| 25 | Gustave Anderson | 39 | Head | Woodworker | Sweden |
| 26 | Selma Anderson | 35 | Wife | — | Finland |
| 27 | Harold Anderson | 19 | Son | Woodworker | New Jersey |
| 28 | Charles Meyer | 30 | Head | Waiter | New York |
| 29 | Frances Meyer | 31 | Wife | — | New York |
| 30 | Charles Jr. Meyer | 1 | Son | — | New York |
| 31 | Mary Meyer | 65 | Mother | — | New York |
| 32 | Fredrick Erhann | 25 | Head | Engineer | New York |
| 33 | Emily Erhann | 55 | Mother | — | New York |
| 34 | Thomas Erhann | 22 | Brother | Stock Clerk | New York |
| 35 | William Gomberg | 45 | Head | Manager | Russia |
| 36 | Lizzie Gomberg | 45 | Wife | — | Russia |
| 37 | Nett Gomberg | 21 | Son | — | New York |
| 38 | Kalman Herschkowitz | 39 | Head | Waiter | Romania |
| 39 | Blanche Herschkowitz | 35 | Wife | — | Hungary |
| 40 | Allan Herschkowitz | 14 | Son | — | 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)