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John Maher — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Monroe, New York

Our Model Tree links this John Maher across the 1930 and 1940 US Censuses in Monroe, New York (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 6-person household.

Age 12 b. ~1918 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationMonroe, New York
SurnameMaher
Given NameJohn Jr.
Relationship to HeadSon
SexM
Color / RaceWhite
Age12
Marital StatusSingle
BirthplaceNew York
Age at First Marriage12
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardRochester City
Est. Birth Year~1918

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 John Age Birth yr
Joseph Maher Son — 12 ~1918
John Maher Head — 43 ~1887
Agnes Maher Daughter — 18 ~1912
Isabel Maher Spouse — 40 ~1890
William Maher Son — 10 ~1920
John Maher Son — 12 ~1918

Census Appearances

1930
Monroe, New …
Son, age 12
Monroe, New York · implied b. ~1918 — 6 household members
Surname Maher
Given Name John Jr.
Relationship to Head Son
Sex M
Color / Race White
Age 12
Marital Status Single
Birthplace New York
Age at First Marriage 12
Father's Birthplace New York
Mother's Birthplace New York
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Monroe-County, New …
Son, age 22
Monroe-County, New York · implied b. ~1918 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Mahar
Given Name John Jr.
Relationship to Head Son
Sex M
Color / Race White
Age 22
Marital Status Single
Birthplace New York
1935 Residence (City) Rochester
1935 Residence (County) Monroe
Occupation Salesman
Industry Magazine
Class of Worker PW
Hours Worked 48
Income (1939) 600
Highest Grade H-3
1935 Residence Same place
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 John Maher across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Maher
Son · 1930 · age 12 · b. ~1918 · New York
★ You are viewing this record
Sibling
Agnes Maher
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Maher
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Maher
Sibling · 1930 · age 10
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 — Monroe, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1449:0881)

Line Name Age Relation Occupation Birthplace
51 Andrew Carroll 14 Son — New York
52 Walter Carroll 10 Son — New York
53 Alexander Roth 67 Head Salesman New York
54 Magdalena Roth 63 Wife — New York
55 Margaret Roth 30 Daughter Stenographer New York
56 Rose V. Jaffe 51 Head — New York
57 Edward C. Jaffe 31 Son Collector New York
58 Hazel M. Jaffe 31 Daughter — New York
59 Edward C. Jaffe 5 Grandson — New York
60 Donald W. Jaffe 0 Grandson — New York
61 Alexander Embroano 28 Head Distributor Italy
62 Mollie Embroano 29 Wife — Italy
63 Frank D'Antuono 25 Brother Finisher Italy
64 Thomas Hulon 35 Head — Pennsylvania
65 Edna Hulon 35 Wife — New York
66 Robert Hulon 12 Son — New York
67 Betty Jane Hulon 3 Daughter — New York
68 Fay Bearey 36 Brother-in-law — New York
69 Minnie Voegtle 41 Head — Canada English
70 William Voegtle 13 Son — New York
71 John Maher 43 Head Salesman New York
72 Isabel Maher 40 Wife Proprietor New York
73 Agnes Maher 18 Daughter — New York
74 John Jr. Maher THIS PERSON 12 Son — New York
75 Joseph Maher 12 Son — New York
76 William Maher 10 Son — New York
77 Vincent W. Walton 37 Head Machinist Chicago, Ill.
78 Alice H. Walton 36 Wife — New York
79 John Gallagher 56 Brother-in-law Iron Worker Canada English
80 Fred Schraft 41 Head Teamster New York
81 Charlotte Schraft 33 Wife — Germany
82 Fred Schraft 13 Son — New York
83 Nina Schraft 12 Daughter — New York
84 George Dennison 60 Boarder Teamster New York
85 Nicola Chenappi 33 Head Helper Italy
86 Filomena Chenappi 24 Wife Clerk Italy
87 Marciano Chenappi 4 Son — New York
88 Anne Chenappi 1 Daughter — New York
89 Joseph Monfredo 39 Head Lithographer Italy
90 Mary Monfredo 34 Wife — Italy
91 Augustine Monfredo 14 Son — New York
92 Mary Monfredo 12 Daughter — New York
93 Rocco Ginni 40 Head Proprietor Italy
94 Jennie Ginni 33 Wife Clerk Italy
95 Anthony Ginni 6 Son — New York
96 Thomas Chenappi 47 Head Laborer Italy
97 Rose Chenappi 40 Wife — Italy
98 Anthony Chenappi 19 Son Laborer Italy
99 Mary Chenappi 16 Daughter Repair Shoes New York
100 Charles Chenappi 15 Son — New York

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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