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John Mcdermott — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Kings, New York

Our Model Tree links this John Mcdermott across the 1910, 1920 and 1930 US Censuses in Kings, New York (XGBoost, ~Confirmed), with identified parents Ethel & Mary — first a son (b.~1905), then head of a 13-person household.

Age 25 b. ~1905 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationKings, New York
SurnameMcDermott
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age25
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationOperator
IndustryShoe Factory
Class of WorkerW
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationOperator
Township / WardBrooklyn Borough
Est. Birth Year~1905

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.

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

Name Relation to head Relative to John Age Birth yr
Alice Sheehan Daughter — 26 ~1904
Mary Mcdermott Daughter — 15 ~1915
Frank Mcdermott Head — 48 ~1882
Albert Sheehan Other — 3 ~1927
David Lowery Other — 50 ~1880
Joan Sheehan Other — ~1930
Albert Sheehan Other — 26 ~1904
Daniel Mcdermott Son — 21 ~1909
Francis Mcdermott Son — 24 ~1906
Edward Mcdermott Son — 17 ~1913
John Mcdermott Son — 25 ~1905
John Mcdermott Son — 12 ~1918
Julia Mcdermott Spouse — 47 ~1883

Census Appearances

1910
Kings, New …
Son, age 3
Kings, New York · implied b. ~1907 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDermott
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 3
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1920
Kings, New …
Son, age 14
Kings, New York · implied b. ~1906 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDermott
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 14
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
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 25
Kings, New York · implied b. ~1905 — 13 household members
Surname McDermott
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Operator
Industry Shoe Factory
Class of Worker W
Can Read/Write Yes
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 John Mcdermott across 3 US Census years (1910, 1920 and 1930) in Kings, New York, using XGBoost record linkage. Identified parents: mother Ethel Mcdermott (~0.92 confidence) and mother Mary Mcdermott (~0.92 confidence) and father Frank Mcdermott (~0.92 confidence) and mother Julia Mcdermott (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Mother
Ethel Mcdermott
b. ~1867
Source mother
● Household · direct · ~0.92
Mother
Mary Mcdermott
b. ~1870
Source mother
● Household · direct · ~0.92
Father
Frank Mcdermott
b. ~1882
Source father
● Household · direct · ~0.92
Mother
Julia Mcdermott
b. ~1883
Source mother
● Household · direct · ~0.92
This person
Anchor record
John Mcdermott
Son · 1930 · age 25 · b. ~1905 · New York
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Sibling
John Mcdermott
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mcdermott
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mcdermott
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Sheehan
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Mcdermott
Sibling · 1930 · age 21
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

50 people indexed on this census page (ia:1930:newyorkcensus00reel1513:0870)

Line Name Age Relation Occupation Birthplace
51 Daniel Kelly 40 Roomer Inspector New York
52 Emil Kelly 50 Roomer — New York
53 Ann Kelly 40 Roomer Milliner New York
54 Clinton Raynor 55 Head Laborer New York
55 Catherine Raynor 55 Wife — New York
56 Christina Raynor 26 Daughter Typist New York
57 Christian O'Malley 45 Roomer Produce Merchant New York
58 Alley Traquair 50 Roomer Waiter England
59 Erika Stanley 41 Roomer Candy New York
60 Frank Mcdermott 48 Head Stable New York
61 Julia Mcdermott 47 Wife — New York
62 Francis Mcdermott 24 Son Cable Splicer New York
63 Daniel Mcdermott 21 Son Chauffeur New York
64 Edward Mcdermott 17 Son Clerk New York
65 Mary Mcdermott 15 Daughter — New York
66 John Mcdermott 12 Son — New York
67 David Lowery 50 Boarder Sweeper New York
68 Albert Sheehan 26 Boarder Driver New York
69 Alice Sheehan 26 Daughter — New York
70 Albert Sheehan 3 Grandson — New York
71 Joan Sheehan 0 Granddaughter — New York
72 John Mcdermott THIS PERSON 25 Son Operator New York
73 Philip Mcmanus 64 Head — Northern Ireland
74 Elizabeth Mcmanus 62 Wife — England
75 Thomas Mcmanus 24 Son Clerk New York
76 Philip Mcmanus 23 Son Salesman New York
77 Eugene Mcmanus 21 Son Plumber New York
78 Newman Atwell 35 Head Laborer New York
79 Mary Atwell 40 Wife — New York
80 William Dorsey 16 Step Son — New York
81 Charles Mcdoran 46 Brother in law Janitor New York
82 Paul Asman 45 Head Cabinet Germany
83 Clara Asman 40 Wife — Germany
84 Curt Asman 16 Son Cabinet Germany
85 Edith Asman 9 Daughter — Germany
86 Ida Hajedustak 61 Mother in law — Germany
87 Mary Ledicher 57 Head — New York
88 Edward Levy 58 Head Clerk New York
89 John Levy 27 Son Helper New York
90 Mary Levy 35 Daughter Operator New York
91 Arthur Williams 65 Head Telegrapher Pennsylvania
92 Annie Williams 59 Wife — Massachusetts
93 Frances Williams 16 Daughter Messenger Pennsylvania
94 John Oldenburg 33 Head Electrician New York
95 Elizabeth Oldenburg 32 Wife — New York
96 Eleanor Oldenburg 14 Daughter — New York
97 John Oldenburg 11 Son — New York
98 Robert Oldenburg 9 Son — New York
99 George Oldenburg 7 Son — New York
100 Richard Oldenburg 5 Son — New York

Related Census Records

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Pedigree Summary

John + 6 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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