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Thomas Mcdermott — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · New-York-County, New York

Our Model Tree links this Thomas Mcdermott across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.

Age 16 b. ~1924 Male Son Born: New York Single

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameMcDermott
Given NameThomas
Relationship to HeadSon
SexM
Color / RaceWhite
Age16
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)New York City
1935 Residence (County)New York
Additional Details
Highest GradeNo 8
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardNew York City
Est. Birth Year~1924

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.

9 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Thomas Age Birth yr
Joseph Mcdermott Head — 55 ~1885
Mary Mcdermott Spouse — 52 ~1888
Francis Mcdermott Son — 20 ~1920
James Mcdermott Son — 22 ~1918
Dorothy Mcdermott Daughter — 24 ~1916
Elizabeth Mcdermott Daughter — 27 ~1913
Thomas Mcdermott Son — 16 ~1924
John Mcdermott Son — 18 ~1922
Mary Mcdermott Daughter — 28 ~1912

Census Appearances

1930
New York, …
Son, age 5
New York, New York · implied b. ~1925 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDermott
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace New York
Father's Birthplace New York State
Mother's Birthplace New York State
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Son, age 16
New-York-County, New York · implied b. ~1924 — 9 household members
Surname McDermott
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 16
Marital Status Single
Birthplace New York
1935 Residence (City) New York City
1935 Residence (County) New York
Highest Grade No 8
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.
Linked across censuses
Our Model Tree links Thomas Mcdermott across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Mcdermott
Son · 1940 · age 16 · b. ~1924 · New York
★ You are viewing this record
Sibling
Mary Mcdermott
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Mcdermott
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcdermott
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mcdermott
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcdermott
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcdermott
Sibling · 1940 · age 18
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 — New-York-County, New York Open full size

Page Contents

33 people indexed on this census page (nara:1940:m-t0627-02630-00518)

Line Name Age Relation Occupation Birthplace
8 George Barron 45 Head Delivery New York
9 Gertrude Barron 44 Wife — New York
10 John Barron 22 Son World'S Fair New York
11 Dorothy Barron 19 Daughter Office Work New York
12 Adelaide Barron 17 Daughter — New York
13 Marguerite Barron 15 Daughter — New York
14 Joseph Barron 12 Son — New York
15 Gertrude Barron 10 Daughter — New York
16 Eleanor Barron 7 Daughter — New York
17 Raymond Barron 5 Son — New York
18 Robert Barron 2 Son — New York
19 Anthony Divincenzo 43 Head Helper Italy
20 Alana Divincenzo 35 Daughter Publishing New York
21 Mary Divincenzo 34 Daughter Publishing New York
22 Joseph Divincenzo 35 Son Playground New York
23 Josephine Divincenzo 19 Daughter Office New York
24 Eleanor Divincenzo 17 Daughter — New York
25 Joseph Mcdermott 55 Head Employment New York
26 Mary T. Mcdermott 52 Wife — New York
27 Mary T. Mcdermott 28 Daughter Telephone New York
28 Elizabeth Mcdermott 27 Daughter Telephone New York
29 Dorothy Mcdermott 24 Daughter Office New York
30 James Mcdermott 22 Son Employment New York
31 Francis Mcdermott 20 Son Dept Store New York
32 John Mcdermott 18 Son — New York
33 Thomas Mcdermott THIS PERSON 16 Son — New York
34 Lawrence Fullam 56 Head Boat New York
35 Mary Fullam 57 Wife — New York
36 Michael Fullam 29 Son — New York
37 Claire Fullam 25 Daughter Bindery New York
38 Mary Fullam 19 Daughter Office New York
39 Lawrence Fullam 14 Son — New York
40 Patrick Lambert 65 Head Boat New York

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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)

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