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William Mahoney — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Bronx, New York

Our Model Tree links this William Mahoney across the 1920 and 1930 US Censuses in Bronx, New York (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 9-person household.

Age 25 b. ~1905 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationBronx, New York
SurnameMahoney
Given NameWilliam M.
Relationship to HeadSon
SexM
Color / RaceWhite
Age25
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationBond Clerk
IndustryBrokerage
Class of WorkerW
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationBond Clerk
Township / WardNew York City
Est. Birth Year~1905

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 1930 census.

Name Relation to head Relative to William Age Birth yr
Agnes Mahoney Daughter — 17 ~1913
Kathryn Mahoney Daughter — 30 ~1900
Richard Mahoney Son — 32 ~1898
Mary Mahoney Head — 60 ~1870
Isabel Mahoney Daughter — 22 ~1908
William Mahoney Son — 16 ~1914
William Mahoney Son — 25 ~1905
Daniel Mahoney Son — 19 ~1911
Francis Mahoney Son — 35 ~1895

Census Appearances

1920
Bronx, New …
Son, age 16
Bronx, New York · implied b. ~1904 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Mahoney
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 16
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Lithographer
Industry Shop
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Bronx, New …
Son, age 25
Bronx, New York · implied b. ~1905 — 9 household members
Surname Mahoney
Given Name William M.
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Bond Clerk
Industry Brokerage
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 William Mahoney across 2 US Census years (1920 and 1930) in Bronx, New York, using XGBoost record linkage.
Show:
This person
Anchor record
William Mahoney
Son · 1930 · age 25 · b. ~1905 · New York
★ You are viewing this record
Sibling
Richard Mahoney
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Mahoney
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Mahoney
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Mahoney
Sibling · 1930 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mahoney
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabel Mahoney
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Mahoney
Sibling · 1930 · age 19
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:newyorkcensus00reel1490:0326)

Line Name Age Relation Occupation Birthplace
51 Daniel Dugan 60 Head Officer Ireland
52 Nora Dugan 57 Wife — Ireland
53 Rose Margaret Dugan 31 Daughter Teacher New York
54 Daniel Dugan 29 Son Salesperson New York
55 Mortimer Dugan 25 Son Foreman New York
56 Mary Dugan 19 Daughter Nurse New York
57 Thomas Dugan 15 Son — New York
58 Eileen Dugan 12 Daughter — New York
59 Patrick Mcdonald 67 Head Retired Ireland
60 James Mcdonald 36 Son Brakeman New York
61 Otto Luehmann 45 Head Salesman Germany
62 Mildred Luehmann 38 Wife — New York
63 Margaret Luehmann 17 Daughter — New York
64 Joseph Luehmann 14 Son — New York
65 Richard Luehmann 12 Son — New York
66 Louis F. Scofield 69 Head Court Officer New York
67 Anna R. Scofield 65 Wife — Ireland
68 Frank W. Barnicott 35 Head Salesman New York
69 Gertrude Barnicott 36 Wife — New York
70 David Barnicott 11 Son — New York
71 Frank Barnicott 4 Son — New York
72 Mary Mahoney 60 Head — New York
73 Francis J. Mahoney 35 Son Clerical New York
74 Richard Mahoney 32 Son Detective New York
75 Kathryn Mahoney 30 Daughter — New York
76 William M. Mahoney THIS PERSON 25 Son Bond Clerk New York
77 Isabel Mahoney 22 Daughter Clerical New York
78 Daniel E. Mahoney 19 Son Clerical New York
79 Agnes V. Mahoney 17 Daughter Operator New York
80 William Vincent Mahoney 16 Son — New York
81 Michael Ignito 40 Head Salesman Italy
82 Angela Ignito 29 Wife — Italy
83 Ida Ignito 7 Daughter — New York
84 Mary Ignito 6 Daughter — New York
85 Vito Ignito 4 Son — New York
86 Louis Ignito 3 Son — New York
87 Josephine Ignito 1 Daughter — New York
88 Louis Ignito 35 Brother Salesman Italy
89 Mary Ignito 35 Sister — Italy
90 Amelia Ignito 5 Niece — New York
91 Michael Ignito 1 Nephew — New York
92 Ernest Judd 29 Head Chauffeur Connecticut
93 Helen Judd 25 Wife — New York
94 Jean Judd 5 Daughter — New York
95 Gladys Judd 4 Daughter — New York
96 Clifford Judd 3 Son — New York
97 Harold Mulder 17 Boarder Clerical New York
98 John Roistinen 17 Boarder Campaigning New Jersey
99 John Clark 50 Head Janitor New York
100 Mary Clark 57 Wife — 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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