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Edward Duffy — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Bronx, New York

Our Model Tree links this Edward Duffy across the 1920 and 1930 US Censuses in Bronx, New York (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 12-person household.

Age 18 b. ~1912 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationBronx, New York
SurnameDuffy
Given NameEdward F.
Relationship to HeadSon
SexM
Color / RaceWhite
Age18
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationClerk
IndustryUnited Fruit
Class of WorkerW
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationClerk
Township / WardNew York City
Est. Birth Year~1912

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.

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

Name Relation to head Relative to Edward Age Birth yr
Jane Duffy Daughter — 21 ~1909
Helen Duffy Daughter — 14 ~1916
Austin Duffy Son — 5 ~1925
Edward Duffy Son — 18 ~1912
Margaret Duffy Daughter — 2 ~1928
John Duffy Son — 10 ~1920
Frances Duffy Daughter — 7 ~1923
James Duffy Son — 19 ~1911
Mary Duffy Daughter — 22 ~1908
Patrick Meany Other — 34 ~1896
Mary Duffy Head — 47 ~1883
Bernard Duffy Son — 12 ~1918

Census Appearances

1920
Bronx, New …
Son, age 8
Bronx, New York · implied b. ~1912 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Duffy
Given Name Edward F.
Relationship to Head Son
Sex M
Color / Race White
Age 8
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation none
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Bronx, New …
Son, age 18
Bronx, New York · implied b. ~1912 — 12 household members
Surname Duffy
Given Name Edward F.
Relationship to Head Son
Sex M
Color / Race White
Age 18
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Clerk
Industry United Fruit
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.
Linked across censuses
Our Model Tree links Edward Duffy across 2 US Census years (1920 and 1930) in Bronx, New York, using XGBoost record linkage.
Show:
This person
Anchor record
Edward Duffy
Son · 1930 · age 18 · b. ~1912 · New York
★ You are viewing this record
Sibling
John Duffy
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Duffy
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Austin Duffy
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Duffy
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Duffy
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Duffy
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Duffy
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Duffy
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jane Duffy
Sibling · 1930 · age 21
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 — Bronx, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1489:0718)

Line Name Age Relation Occupation Birthplace
1 William Birmingham 27 Head Importer Free State Ireland
2 Maria Birmingham 36 Wife — New York
3 Ernestine Mc Cway 18 Servant Servant Maryland
4 Joana Hennessey 43 Head Teacher New York
5 Margaret Hennessey 41 Sister Teacher New York
6 Loretta Greenland 32 Servant Servant West Indies
7 Louis Waldman 39 Head Contractor Rumania
8 Sophia Waldman 41 Wife — Rumania
9 Elsie Waldman 17 Daughter — New York
10 Henry Waldman 15 Son — New York
11 F. G. Calenza 78 Head — Italy
12 Mary Calenza 66 Wife — Italy
13 Tom Calenza 32 Son Proprietor Italy
14 Virginia Calenza 28 Daughter — Italy
15 Dominick Calenza 2 Grandson — New York
16 Michael Chianca 39 Head Cook Italy
17 Julia Chianca 38 Wife — Italy
18 Mary A. Duffy 47 Head — New York
19 Mary A. Duffy 22 Daughter Clerk New York
20 Jane N. Duffy 21 Daughter Clerk New York
21 James P. Duffy 19 Son Clerk New York
22 Edward F. Duffy THIS PERSON 18 Son Clerk New York
23 Helen V. Duffy 14 Daughter — New York
24 Bernard E. Duffy 12 Son — New York
25 John Duffy 10 Son — New York
26 Frances D. Duffy 7 Daughter — New York
27 Austin Duffy 5 Son — New York
28 Margaret Duffy 2 Daughter — New York
29 Patrick Meany 34 Brother Clerk New York
30 Minnie Smith 57 Head — New York
31 Ruth Mccoy 29 Daughter — New York
32 William Mccoy 31 Son-in-law Salesman New York
33 Richard Mccoy 7 Son — New York
34 Eileen Mccoy 6 Daughter — New York
35 Dorothy Smith 19 Daughter Typist New York
36 Julia Forbes 51 Head — Austria
37 Isidore Forbes 28 Son Proprietor Poland
38 Philip Glucksmann 34 Head Salesman Poland
39 Esther Glucksmann 27 Wife — Poland
40 Bertram Glucksmann 2 Son — New York
41 Morris Lena Glucksmann 60 Mother-in-law — Poland
42 Philip Glucksmann 32 Brother-in-law Salesman Poland
43 Guido Scala 51 Head Baggage Italy
44 Lelia Scala 46 Wife — Italy
45 Dino Enrico Scala 12 Son — New York
46 Rachel Lucarino 59 Sister-in-law — Italy
47 Frederick Siegel 39 Head Manager Russia Kur
48 Sonia Siegel 35 Wife — Russia Kur
49 Olga Siegel 12 Daughter — New York
50 Alfred Siegel 7 Son — 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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