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William Mccormick — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · New York, New York

Our Model Tree links this William Mccormick across the 1930 and 1940 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 19-person household.

Age 0 b. ~1930 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationNew York, New York
SurnameMcCormick
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age0
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardNew York City Manhattan Borough
Est. Birth Year~1930

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.

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

Name Relation to head Relative to William Age Birth yr
Francis Mccormick Son — 16 ~1914
Joseph Mccormick Son — 26 ~1904
John Mccormick Son — 24 ~1906
Joseph Mccormick Son — ~1930
Thomas Mccormick Son — 20 ~1910
Sarah Mccormick Daughter — 28 ~1902
Mary Mccormick Daughter — 2 ~1928
Florence Mccormick Daughter — 1 ~1929
Edward Mccormick Son — 18 ~1912
Richard Mccormick Son — 6 ~1924
Helen Mccormick Daughter — 10 ~1920
Catherine Mccormick Daughter — 14 ~1916
Alice Mccormick Daughter — 12 ~1918
James Mccormick Son — 22 ~1908
Robert Mccormick Son — 8 ~1922
Sarah Mccormick Head — 60 ~1870
George Mccormick Son — 4 ~1926
Margaret Mccormick Daughter — 30 ~1900
William Mccormick Son — ~1930

Census Appearances

1930
New York, …
Son, age
New York, New York · implied b. ~1930 — 19 household members
Surname McCormick
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 0
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Son, age 10
New-York-County, New York · implied b. ~1930 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McCormack
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 10
Marital Status Single
Birthplace New York
1935 Residence (City) Manhattan
1935 Residence (County) NEW YORK
Highest Grade Hs 3
1935 Residence Same Place
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 William Mccormick across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mccormick
Son · 1930 · age 0 · b. ~1930 · New York
★ You are viewing this record
Sibling
Florence Mccormick
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Mccormick
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mccormick
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mccormick
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mccormick
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mccormick
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mccormick
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Mccormick
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mccormick
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mccormick
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Mccormick
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Mccormick
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mccormick
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mccormick
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mccormick
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mccormick
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mccormick
Sibling · 1930 · age
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 — New York, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1573:0114)

Line Name Age Relation Occupation Birthplace
51 John Lathrop 40 Head Salesman New York
52 Catherine Lathrop 40 Wife — New York
53 John Lathrop 11 Son — Virginia
54 Virginia Lathrop 9 Daughter — Virginia
55 Robert Lathrop 7 Son — Virginia
56 Richard Lathrop 5 Son — Virginia
57 William Lathrop 3 Son — Virginia
58 James Lathrop 1 Son — Virginia
59 Thomas Lathrop 0 Son — New York
60 John Boucher 31 Head Clerk New York
61 Anna Boucher 31 Wife — New York
62 John Boucher 5 Son — New York
63 William Boucher 3 Son — New York
64 Robert Boucher 1 Son — New York
65 Sarah Mccormick 60 Head — New York
66 Margaret Mccormick 30 Daughter Stenographer New York
67 Sarah Mccormick 28 Daughter Stenographer New York
68 Joseph Mccormick 26 Son Clerk New York
69 John Mccormick 24 Son — New York
70 James Mccormick 22 Son Clerk New York
71 Thomas Mccormick 20 Son Clerk New York
72 Edward Mccormick 18 Son Clerk New York
73 Francis Mccormick 16 Son — New York
74 Catherine Mccormick 14 Daughter — New York
75 Alice Mccormick 12 Daughter — New York
76 Helen Mccormick 10 Daughter — New York
77 Robert Mccormick 8 Son — New York
78 Richard Mccormick 6 Son — New York
79 George Mccormick 4 Son — New York
80 Mary Mccormick 2 Daughter — New York
81 Florence Mccormick 1 Daughter — New York
82 William Mccormick THIS PERSON 0 Son — New York
83 Joseph Mccormick 0 Son — New York
84 James Coyle 40 Head Clerk New York
85 Anna Coyle 40 Wife — New York
86 Edward Coyle 10 Son — New York
87 James Coyle 8 Son — New York
88 Cecelia Coyle 6 Daughter — New York
89 William Coyle 4 Son — New York
90 Robert Coyle 2 Son — New York
91 Mary Coyle 1 Daughter — New York
92 Joseph Randall 45 Head Clerk New York
93 Sarah Randall 45 Wife — New York
94 Arthur Randall 15 Son — New York
95 James Randall 13 Son — New York
96 Dorothy Randall 11 Daughter — New York
97 William Randall 9 Son — New York
98 Catherine Randall 7 Daughter — New York
99 Josephine Randall 5 Daughter — New York
100 Mary Randall 3 Daughter — New York

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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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