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John Corcoran — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this John Corcoran across the 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.

Age 14 b. ~1926 Male Son Born: New York Single

1940 Census Record Details

Census Year1940
LocationBronx-County, New York
SurnameCorcoran
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age14
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)New York
1935 Residence (County)Bronx
Additional Details
Income (1939)0
Highest GradeNo 7
1935 ResidenceSame House
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardNew York
Est. Birth Year~1926

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 John Age Birth yr
John Corcoran Son — 14 ~1926
Kathleen Corcoran Daughter — ~1940
Patrick Corcoran Son — 2 ~1938
Catherine Corcoran Spouse — 37 ~1903
Thomas Corcoran Head — 37 ~1903
Inez Corcoran Daughter — 4 ~1936
William Corcoran Son — 1 ~1939
Thomas Corcoran Son — 13 ~1927
Mary Corcoran Daughter — 10 ~1930

Census Appearances

1930
Bronx, New …
Son, age 3
Bronx, New York · implied b. ~1927 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Corcoran
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 3
Marital Status Single
Birthplace New York
Father's Birthplace Irish Free State
Mother's Birthplace Irish Free State
Can Read/Write No
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Bronx-County, New …
Son, age 14
Bronx-County, New York · implied b. ~1926 — 9 household members
Surname Corcoran
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 14
Marital Status Single
Birthplace New York
1935 Residence (City) New York
1935 Residence (County) Bronx
Income (1939) 0
Highest Grade No 7
1935 Residence Same House
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 John Corcoran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Corcoran
Son · 1940 · age 14 · b. ~1926 · New York
★ You are viewing this record
Sibling
Thomas Corcoran
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Corcoran
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Corcoran
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Corcoran
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Corcoran
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Inez Corcoran
Sibling · 1940 · age 4
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 — Bronx-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02469-00769)

Line Name Age Relation Occupation Birthplace
41 Joanna Strauss 31 Wife — New York
42 Donald Strauss 9 Son — New York
43 Catherine Strauss 7 Daughter — New York
44 Walter, Jr. Strauss 2 Son — New York
45 Paul Strauss 0 Son — New York
46 Julia Griffin 50 Head — Irish Free State
47 John Griffin 15 Son — New York
48 Sarah Griffin 13 Daughter — New York
49 Timothy Griffin 11 Son — New York
50 Theresa Griffin 9 Daughter — New York
51 Patrick Marshall 56 Head Laborer Irish Free State
52 Catherine Marshall 52 Wife — Irish Free State
53 Mary P. Marshall 23 Daughter Clerk New York
54 Rita Marshall 20 Daughter Machinist New York
55 Kathleen Marshall 17 Daughter — New York
56 Christina Marshall 15 Daughter — New York
57 Theresa Marshall 13 Daughter — New York
58 Thomas Donegan 45 Head Laborer Irish Free State
59 Mary Donegan 41 Wife — Irish Free State
60 Thomas, Jr. Donegan 21 Son Stenographer Illinois
61 Mary Donegan 12 Daughter — New York
62 Michael J. Hogan 56 Head Elevator Operator Irish Free State
63 Anastasia Hogan 56 Wife — Irish Free State
64 Margaret Hogan 23 Daughter Stenographer New York
65 Thomas Corcoran 37 Head Trackman Irish Free State
66 Catherine Corcoran 37 Wife — Irish Free State
67 John Corcoran THIS PERSON 14 Son — New York
68 Thomas Corcoran 13 Son — New York
69 Mary Corcoran 10 Daughter — New York
70 Inez J. Corcoran 4 Daughter — New York
71 Patrick Corcoran 2 Son — New York
72 William Corcoran 1 Son — New York
73 Kathleen Corcoran 0 Daughter — New York
74 William C. Murray 34 Head Chauffeur New York
75 Mary A. Murray 29 Wife — New York
76 Mary J. Murray 9 Daughter — New York
77 Adele A. Murray 7 Daughter — New York
78 William Murray 6 Son — New York
79 Vincent Murray 2 Son — New York
80 Francis G. Dunn 39 Brother-in-law Handyman 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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