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Thomas Duffy — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Kings, New York

Our Model Tree links this Thomas Duffy across the 1900, 1910, 1920 and 1930 US Censuses in Kings, New York (XGBoost, ~Confirmed), with identified parents Thos & Catherine — first a head (b.~1889), then head of a 6-person household.

Age 41 b. ~1889 Male Head Born: New York Married

1930 Census Record Details

Census Year1930
LocationKings, New York
SurnameDuffy
Given NameThomas
Relationship to HeadHead
SexM
Color / RaceWhite
Age41
Marital StatusMarried
BirthplaceNew York
Age at First Marriage21
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
Can Read/WriteYes
Home Owned/RentedR
Home Value / Rent$10.
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardBrooklyn Borough
Est. Birth Year~1889

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.

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

Name Relation to head Relative to Thomas Age Birth yr
Thomas Duffy Head — 41 ~1889
Raymond Duffy Son — 18 ~1912
Antonia Duffy Daughter — 16 ~1914
Harriett Duffy Daughter — 10 ~1920
John Duffy Son — 19 ~1911
Mae Duffy Other — 38 ~1892

Census Appearances

1900
Kings, New …
Son, age 12
Kings, New York · implied b. ~1888 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Duffy
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace New York
Birth Month May
Birth Year 1888
Father's Birthplace New York
Mother's Birthplace New York
Can Write School
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1910
Kings, New …
Son, age 22
Kings, New York · implied b. ~1888 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Duffy
Given Name Thos.
Relationship to Head Son
Sex M
Color / Race White
Age 22
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Lineman
Industry Telephone Co.
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1920
Kings, New …
Head, age 31
Kings, New York · implied b. ~1889 — 2 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Duffy
Given Name Thomas
Relationship to Head Head
Sex M
Color / Race White
Age 31
Marital Status Married
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Store
Industry Manager
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Year of Naturalization R
Birthplace (normalized) new york
1930
Kings, New …
Head, age 41
Kings, New York · implied b. ~1889 — 6 household members
Surname Duffy
Given Name Thomas
Relationship to Head Head
Sex M
Color / Race White
Age 41
Marital Status Married
Birthplace New York
Age at First Marriage 21
Father's Birthplace New York
Mother's Birthplace New York
Can Read/Write Yes
Home Owned/Rented R
Home Value / Rent $10.
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 Duffy across 4 US Census years (1900, 1910, 1920 and 1930) in Kings, New York, using XGBoost record linkage. Identified parents: father Thos Duffy (~0.92 confidence) and mother Catherine Duffy (~0.92 confidence) and mother Mary Duffy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Thos Duffy
b. ~1865
Source father
● Household · direct · ~0.92
Mother
Catherine Duffy
b. ~1865
Source mother
● Household · direct · ~0.92
Mother
Mary Duffy
b. ~1867
Source mother
● Household · direct · ~0.92
This person
Anchor record
Thomas Duffy
Head · 1930 · age 41 · b. ~1889 · New York
★ You are viewing this record
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:newyorkcensus00reel1520:0091)

Line Name Age Relation Occupation Birthplace
1 Thomas Duffy THIS PERSON 41 Head — New York
2 Mae Duffy 38 Wife-H — New York
3 John Duffy 19 Son — New York
4 Raymond Duffy 18 Son Clerk New York
5 Antonia Duffy 16 Daughter Resorter New York
6 Harriett Duffy 10 Daughter — New York
7 Julia Bremmer 33 Head-H Ironer New York
8 James Curran 36 Boarder Chauffeur New York
9 Joseph Smykla 42 Head Laborer Poland
10 Catherine Smykla 32 Wife-H — Poland
11 Frank Smykla 13 Son — New York
12 Henry Smykla 9 Son — New York
13 Mary Smykla 11 Daughter — New York
14 Angelo Coppola 44 Head Driver Italy
15 Concetta Coppola 44 Wife-H Housewife Italy
16 Salvatore Coppola 12 Son — Italy
17 Mary Coppola 14 Daughter — New York
18 Marie Coppola 18 Daughter Winder Italy
19 Rose Coppola 16 Daughter — Italy
20 Concetta Coppola 13 Daughter — Italy
21 Millie Coppola 12 Daughter — New York
22 Paul Martinicchio 32 Head Barber Italy
23 Sadie Martinicchio 23 Wife-H — Italy
24 Tony Martinicchio 6 Son — New York
25 Frank Martinicchio 3 Son — New York
26 Jennie Martinicchio 0 Daughter — New York
27 Felix Manina 42 Head Barber Italy
28 Mary Manina 35 Wife-H — New York
29 Alphonse Manina 16 Son Wrapper New York
30 Michael Manina 14 Son — New York
31 Josie Manina 12 Daughter — New York
32 Leo Nunzio Manina 10 Son — New York
33 Eula Manina 5 Son — New York
34 Jennie Manina 3 Daughter — New York
35 Felix Manina 1 Son — New York
36 Vittorio Inverno 16 Boarder Wrapper New York
37 Silvio Zannetti 27 Head Laborer New York
38 Carmilo Zannetti 26 Wife-H — Austria
39 Flora Zannetti 1 Daughter — New York
40 Victor Zannetti 21 Boarder Laborer New York
41 Arturo Zannetti 23 Boarder Laborer New York
42 Gimi Peter Zannetti 24 Boarder Laborer New York
43 Mauro Coppola 53 Head Fruit Italy
44 Giacoma Coppola 43 Wife-H — Italy
45 Giacomo Coppola 14 Son — Italy
46 Zygmunt Gorski 42 Head Clerk Poland
47 Monica Gorski 31 Wife-H — Poland
48 Joseph Gorski 3 Son — Detroit
49 Doris Gorski 2 Daughter — New York
50 Margaret Lewis 60 Head-H Housewife New York

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Pedigree Summary

Thomas
Gen 1 · 3 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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