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Thomas Mcdermott — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Kings, New York

Our Model Tree links this Thomas Mcdermott across the 1920, 1930 and 1940 US Censuses in Kings, New York (XGBoost, ~Confirmed), with identified parents Patrick & Thomas — first a son (b.~1909), then head of a 8-person household.

Age 21 b. ~1909 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationKings, New York
SurnameMcDermott
Given NameThomas
Relationship to HeadSon
SexM
Color / RaceWhite
Age21
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceIreland
Mother's BirthplaceIreland
Additional Details
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardBrooklyn Borough
Est. Birth Year~1909

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.

8 people recorded at the same address in the 1930 census.

Name Relation to head Relative to Thomas Age Birth yr
Catherine Mcdermott Daughter — 13 ~1917
Joseph Mcdermott Son — 11 ~1919
Thomas Mcdermott Son — 21 ~1909
Mary Mcdermott Daughter — 15 ~1915
Mary Mcdermott Spouse — 47 ~1883
Thomas Mcdermott Head — 61 ~1869
John Mcdermott Son — 20 ~1910
James Mcdermott Son — 18 ~1912

Census Appearances

1920
New York, …
Son, age 11
New York, New York · implied b. ~1909 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDermott
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Kings, New …
Son, age 21
Kings, New York · implied b. ~1909 — 8 household members
Surname McDermott
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 21
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Head, age 31
New-York-County, New York · implied b. ~1909 — 2 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Mc Dermott
Given Name Thomas W.
Relationship to Head Head
Sex M
Color / Race White
Age 31
Marital Status Married
Birthplace New York
1935 Residence (County) New York
Occupation apt house
Industry PW
Class of Worker 672
Highest Grade No 8
1935 Residence 54
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.
Model Tree available
Our Model Tree links Thomas Mcdermott across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Patrick Mcdermott (~0.92 confidence) and father Thomas Mcdermott (~0.92 confidence) and mother Margaret Mcdermott (~0.92 confidence) and mother Mary Mcdermott (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Patrick Mcdermott
b. ~1882
Source father
● Household · direct · ~0.92
Father
Thomas Mcdermott
b. ~1869
Source father
● Household · direct · ~0.92
Mother
Margaret Mcdermott
b. ~1884
Source mother
● Household · direct · ~0.92
Mother
Mary Mcdermott
b. ~1883
Source mother
● Household · direct · ~0.92
This person
Anchor record
Thomas Mcdermott
Son · 1930 · age 21 · b. ~1909 · New York
★ You are viewing this record
Sibling
Joseph Mcdermott
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcdermott
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcdermott
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mcdermott
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcdermott
Sibling · 1930 · age 15
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

1930 US Federal Census — Kings, New York Open full size

Page Contents

44 people indexed on this census page (ia:1930:newyorkcensus00reel1535rs:0663)

Line Name Age Relation Occupation Birthplace
7 Thomas Mcdermott 61 Head Porter Ireland
8 Mary Mcdermott 47 Wife — Ireland
9 Thomas Mcdermott THIS PERSON 21 Son — New York
10 John Mcdermott 20 Son Clerk New York
11 James Mcdermott 18 Son Clerk New York
12 Mary Mcdermott 15 Daughter — New York
13 Catherine Mcdermott 13 Daughter — New York
14 Joseph Mcdermott 11 Son — New York
15 Edward Dillon 41 Head Foreman Ireland
16 Catherine Dillon 40 Wife — Ireland
17 William Dillon 18 Son — New York
18 Edward Dillon 15 Son — New York
19 Joseph Dillon 13 Son — New York
20 John Dillon 11 Son — New York
21 Catherine Dillon 9 Daughter — New York
22 Mary Dillon 7 Daughter — New York
23 Margaret Dillon 5 Daughter — New York
24 Theresa Dillon 3 Daughter — New York
25 James Dillon 1 Son — New York
26 Richard Dillon 0 Son — New York
27 Matthew Lump 61 Head Clerk Austria
28 Elizabeth Lump 55 Wife — Austria
29 Matthew Lump 44 Son — New York
30 Florence Lump 30 Daughter — New York
31 Matthew Lump 12 Son — New York
32 Florence Lump 11 Daughter — New York
33 Elizabeth Lump 9 Daughter — New York
34 Matthew Lump 7 Son — New York
35 Florence Lump 5 Daughter — New York
36 Elizabeth Lump 3 Daughter — New York
37 Matthew Lump 1 Son — New York
38 Florence Lump 0 Daughter — New York
39 Charles Standish 30 Head Clerk New York
40 Anna Standish 28 Wife — New York
41 Charles Standish 8 Son — New York
42 Simon Kuncha 23 Head Splicer New York
43 Mary Kuncha 21 Wife — New York
44 Simon Kuncha 1 Son — New York
45 Benesso Valletti 49 Head Presser Italy
46 Angela Valletti 42 Wife — Italy
47 Priscilla Valletti 12 Daughter — New York
48 Mary Valletti 10 Daughter — New York
49 Camilla Valletti 8 Daughter — New York
50 Angela Valletti 6 Daughter — New York

Related Census Records

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Pedigree Summary

Thomas + 5 siblings
Gen 1 · 4 parents ~0.92
Max depth 4 (1900–1950 window)

About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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