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William Mahoney — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · New York, New York

Our Model Tree links this William Mahoney across the 1920 and 1930 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 9-person household.

Age 17 b. ~1913 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationNew York, New York
SurnameMahoney
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceWhite
Age17
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationHelper
IndustryTrucking
Class of WorkerW
Can Read/WriteYes
VeteranNo
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationHelper
Township / WardNew York City
Est. Birth Year~1913

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
John Mahoney Son — 12 ~1918
Agnes Mahoney Daughter — 10 ~1920
William Mahoney Son — 17 ~1913
Alice Mahoney Daughter — 15 ~1915
Mary Mahoney Spouse — 36 ~1894
William Mahoney Head — 43 ~1887
Joseph Mahoney Son — 8 ~1922
Mary Mahoney Daughter — 6 ~1924
Patrick Mahoney Son — 1 ~1929

Census Appearances

1920
New York, …
Son, age 7
New York, New York · implied b. ~1913 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Mahoney
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 7
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Son, age 17
New York, New York · implied b. ~1913 — 9 household members
Surname Mahoney
Given Name William
Relationship to Head Son
Sex M
Color / Race White
Age 17
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Helper
Industry Trucking
Class of Worker W
Can Read/Write Yes
Veteran No
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 New York, New York, using XGBoost record linkage.
Show:
This person
Anchor record
William Mahoney
Son · 1930 · age 17 · b. ~1913 · New York
★ You are viewing this record
Sibling
Agnes Mahoney
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mahoney
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mahoney
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mahoney
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mahoney
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Mahoney
Sibling · 1930 · age 1
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:newyorkcensus00reel1551:0697)

Line Name Age Relation Occupation Birthplace
1 Michael Kenny 38 Head Laborer Ireland
2 Nora Kenny 41 Wife — Ireland
3 Michael Kenny 12 Son — New York
4 Mary Kenny 8 Daughter — New York
5 Margaret Kenny 7 Daughter — New York
6 John Kenny 5 Son — New York
7 Edward Kenny 3 Son — New York
8 Elizabeth Kenny 1 Daughter — New York
9 Nora Kenny 0 Daughter — New York
10 Daniel Clifford 53 Head Laborer Ireland
11 Nellie Clifford 43 Wife — Ireland
12 Margaret Clifford 20 Daughter Clerk New York
13 Nellie Clifford 18 Daughter Stenographer New York
14 Catherine Clifford 16 Daughter Clerk New York
15 Daniel Clifford 13 Son — New York
16 Mary Clifford 11 Daughter — New York
17 Ruth Clifford 9 Daughter — New York
18 Peter J. Daly 44 Head Laborer New York
19 Mary T. Daly 44 Wife — New York
20 Mary Jane Daly 18 Daughter Helper New York
21 Peter Daly 17 Son Helper New York
22 Robert Daly 14 Son — New York
23 Wm Raftery 60 Head Electrician Ireland
24 Julia Raftery 62 Wife — Ireland
25 Timothy Raftery 36 Son Chauffeur New York
26 Helen Raftery 24 Daughter Operator New York
27 Cornelius Raftery 20 Son — New York
28 Mary Mallon 60 Head — Ireland
29 Theresa Mallon 28 Daughter Saleslady New York
30 Bernard Mallon 26 Son Helper New York
31 John Sullivan 62 Head Stableman Ireland
32 Katherine Sullivan 56 Wife — Ireland
33 Joseph Sullivan 31 Son Chauffeur New York
34 John Sullivan 28 Son Chauffeur New York
35 Madeline Sullivan 25 Daughter Teacher New York
36 Aloysius Sullivan 21 Son — New York
37 Michael Searle 60 Head Painter Ireland
38 Julia Searle 60 Wife — Ireland
39 John Searle 16 Son Errand New York
40 William Mahoney 43 Head Helper New York
41 Mary Mahoney 36 Wife — New York
42 William Mahoney THIS PERSON 17 Son Helper New York
43 Alice Mahoney 15 Daughter — New York
44 John Mahoney 12 Son — New York
45 Agnes Mahoney 10 Daughter — New York
46 Joseph Mahoney 8 Son — New York
47 Mary Mahoney 6 Daughter — New York
48 Patrick Mahoney 1 Son — New York
49 Michael Buckley 54 Head — Ireland
50 Timothy Buckley 34 Son Helper Ireland

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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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