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Margaret Duffy — 1930 US Census Record

Model Tree available

1930 United States Federal Census · New York, New York

Our Model Tree links this Margaret Duffy across the 1910, 1920 and 1930 US Censuses in New York, New York (XGBoost, ~Confirmed), with identified parents Patrick & Stephen — first a daughter (b.~1908), then head of a 3-person household.

Age 22 b. ~1908 Female Daughter Born: New York Single

1930 Census Record Details

Census Year1930
LocationNew York, New York
SurnameDuffy
Given NameMargaret
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age22
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceIreland
Mother's BirthplaceIreland
Additional Details
OccupationSecretary
IndustryAdv. Agency
Class of Worker78X2
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationSecretary
Est. Birth Year~1908

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.

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

Name Relation to head Relative to Margaret Age Birth yr
Margaret Duffy Head — 60 ~1870
Frank Duffy Son — 25 ~1905
Margaret Duffy Daughter — 22 ~1908

Census Appearances

1910
New York, …
Daughter, age 2
New York, New York · implied b. ~1908 — 21 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Duffey
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 2
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1920
New York, …
Daughter, age 11
New York, New York · implied b. ~1909 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Duffy
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 11
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Daughter, age 22
New York, New York · implied b. ~1908 — 3 household members
Surname Duffy
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 22
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Secretary
Industry Adv. Agency
Class of Worker 78X2
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 Margaret Duffy across 3 US Census years (1910, 1920 and 1930) in New York, New York, using XGBoost record linkage. Identified parents: father Patrick Duffey (~0.92 confidence) and father Stephen Duffy (~0.92 confidence) and mother Annie Duffey (~0.92 confidence) and mother Margaret Duffy (~0.92 confidence) and mother Norah Duffy (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Patrick Duffey
b. ~1870
Source father
● Household · direct · ~0.92
Father
Stephen Duffy
b. ~1871
Source father
● Household · direct · ~0.92
Mother
Annie Duffey
b. ~1875
Source mother
● Household · direct · ~0.92
Mother
Margaret Duffy
b. ~1870
Source mother
● Household · direct · ~0.92
Mother
Norah Duffy
b. ~1872
Source mother
● Household · direct · ~0.92
This person
Anchor record
Margaret Duffy
Daughter · 1930 · age 22 · b. ~1908 · New York
★ You are viewing this record
Sibling
Frank Duffy
Sibling · 1930 · age 25
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:newyorkcensus00reel1559:0662)

Line Name Age Relation Occupation Birthplace
51 John Mckernan 69 Head Checking England
52 Mary Mckernan 66 Wife None New York
53 Catherine Mckernan 39 Daughter Milliner New York
54 Ellen Mckernan 36 Daughter Milliner New York
55 Dorothy Lynch 18 Grd daughter Operator New York
56 Benjamin Ackerman 47 Head Manager Hungary
57 Zobina Ackerman 35 Wife None New York
58 Leonore Ackerman 16 Daughter Bookkeeper New York
59 Sylvia Ackerman 13 Daughter None New York
60 Sheldon Ackerman 2 Son None New York
61 John F. Baxter 54 Head Police Lt. New York
62 Anna Baxter 48 Wife None New York
63 John F. Jr. Baxter 22 Son Cashier New York
64 William J. Baxter 14 Son None New York
65 Margaret Duffy 60 Head None Ireland
66 Frank Duffy 25 Son Printer New York
67 Margaret Duffy THIS PERSON 22 Daughter Secretary New York
68 Anna Silverman 40 Head None Russia
69 Fay Silverman 20 Daughter Secretary New York
70 William Gorman 23 Head Electrician New Jersey
71 Anna Gorman 24 Wife None Ireland
72 Cornelius Gorman 3 Son None New York
73 William Gorman 1 Son None New York
74 Michael Hogan 60 Head Electrician Ireland
75 Lizzie Hogan 63 Wife None Ireland
76 Philip O'Mara 24 Nephew Agent Ireland
77 Patrick O'Mara 27 Nephew Oiler Ireland
78 Joseph Mcgowan 67 Head Laborer Ireland
79 Mary Mcgowan 64 Wife None New York
80 Vincent Viscardi 45 Head Barber Italy
81 Emma Viscardi 43 Wife None Hungary
82 Helen Viscardi 22 Daughter Operator New York
83 Rosemary Viscardi 21 Daughter Operator New York
84 Helen Viscardi 19 Daughter Operator New York
85 Emma Viscardi 18 Daughter Operator Florida
86 Chas. J. Viscardi 15 Son None Florida
87 Vincent J. Viscardi 8 Son None New York
88 Catherine Mansell 62 Head Housekeeper Ireland
89 Mary Mansell 42 Wife None Ireland
90 Helen Mansell 14 Daughter None New York
91 Julia Mansell 12 Daughter None New York
92 Elizabeth Mansell 10 Daughter None New York
93 Thomas Mansell 8 Son None New York
94 Lillian Mansell 7 Daughter None New York
95 Ellen Murray 28 Head Operator Ireland
96 Margaret Murray 33 Daughter Educator New York
97 William Murray 31 Son Truck Driver New York
98 Frank Murray 29 Son Laborer New York
99 Arline Murray 28 Daughter Operator New York
100 Walter Murray 27 Son Laborer New York

Related Census Records

Search for Margaret Duffy

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Pedigree Summary

Margaret + 1 sibling
Gen 1 · 5 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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