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John Hennessey — 1920 US Census Record

Linked across censuses

1920 United States Federal Census · Monroe, New York

Our Model Tree links this John Hennessey across the 1920 and 1930 US Censuses in Monroe, New York (XGBoost, ~Confirmed) — first a son (b.~1898), then head of a 10-person household.

Age 22 b. ~1898 Male Son Born: New York Single

1920 Census Record Details

Census Year1920
LocationMonroe, New York
SurnameHennessey
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age22
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceIreland
Additional Details
OccupationElectrician
IndustryElectric Co.
Class of WorkerW
Can ReadYes
Can WriteYes
Speaks EnglishYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationElectrician
Township / WardRochester City
Est. Birth Year~1898

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.

10 people recorded at the same address in the 1920 census.

Name Relation to head Relative to John Age Birth yr
Mary Schneider Daughter — 25 ~1895
William Hennessey Head — 58 ~1862
Frank Schneider Other — 5 ~1915
Helen Hennessey Spouse — 49 ~1871
Joseph Hennessey Son — 5 ~1915
Anna Hennessey Daughter — 14 ~1906
Raymond Hennessey Son — 19 ~1901
Frank Schneider Other — 26 ~1894
John Hennessey Son — 22 ~1898
Helen Hennessey Daughter — 17 ~1903

Census Appearances

1920
Monroe, New …
Son, age 22
Monroe, New York · implied b. ~1898 — 10 household members
Surname Hennessey
Given Name John
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 Ireland
Occupation Electrician
Industry Electric Co.
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
Monroe, New …
Head, age 32
Monroe, New York · implied b. ~1898 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Hennessy
Given Name John
Relationship to Head Head
Sex M
Color / Race White
Age 32
Marital Status Married
Birthplace New York
Age at First Marriage 24
Father's Birthplace New York
Mother's Birthplace New York
Occupation Electrician
Industry odd jobs
Class of Worker W
Can Read/Write Yes
Home Owned/Rented O
Home Value / Rent 8000
Radio Set R
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 Hennessey across 2 US Census years (1920 and 1930) in Monroe, New York, using XGBoost record linkage.
Show:
This person
Anchor record
John Hennessey
Son · 1920 · age 22 · b. ~1898 · New York
★ You are viewing this record
Sibling
Joseph Hennessey
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Hennessey
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Hennessey
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Hennessey
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Schneider
Sibling · 1920 · 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

1920 US Federal Census — Monroe, New York Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1125unit:0371)

Line Name Age Relation Occupation Birthplace
51 Frank H. Houck 35 Head Meter Tester New York
52 Mary Houck 32 Wife — New York
53 John C. Houck 12 Son — New York
54 Stephen Pease 23 Head Machinist New York
55 Sadie Pease 22 Wife — New York
56 Louis Heck 62 Head Salesman New York
57 Mary Heck 61 Wife — New York
58 Edward Coleman 66 Head Janitor Ireland
59 Bridget Coleman 58 Wife — Ireland
60 William Coleman 24 Son Machinist New York
61 Lillian Coleman 22 Daughter Stenographer New York
62 Gale Pugsley 53 Head Book Keeper New York
63 Hickey Anna Pugsley 35 Niece Saleslady New York
64 Frank Olney 60 Brother — New York
65 Albert Whitney 52 Head Freight Dept. New York
66 Almira Whitney 47 Wife — Canada
67 Charles Whitney 21 Son — New York
68 Florence Whitney 19 Daughter — New York
69 Clayton Whitney 19 Son Cooper New York
70 Agnes Laughton 70 Mother-in-law — Ireland
71 William Hennessey 58 Head Conductor New York
72 Helen Hennessey 49 Wife — New York
73 John Hennessey THIS PERSON 22 Son Electrician New York
74 Raymond Hennessey 19 Son Office Clerk New York
75 Helen Hennessey 17 Daughter Stenographer New York
76 Anna Hennessey 14 Daughter — New York
77 Joseph Hennessey 5 Son — New York
78 Mary Schneider 25 Daughter — New York
79 Frank Schneider 26 Son-in-law Salesman New York
80 Frank Jr. Schneider 5 Grandson — New York
81 Lidwell Budlong 46 Head Engineer New York
82 Rachael Budlong 46 Wife — New York
83 Alice Case 50 Boarder Housework England
84 Clara Brown 42 Head — California
85 Leona Brown 26 Daughter — New York
86 Louis Brown 21 Son Office Clerk New York
87 Adelaide Brown 12 Daughter — New York
88 John Berrigan 63 Head Team Maker Ohio
89 Agnes Berrigan 52 Wife — New York
90 Maureene Berrigan 17 Daughter Stenographer New York
91 Elizabeth Rogers 24 Daughter — New York
92 William Rogers 26 Son-in-law Stenographer New York
93 Henry Hughes 64 Head Finisher New York
94 Emma Hughes 62 Wife — New York
95 William Garridan 59 Head Carpet Man Canada
96 Minnie Garridan 48 Wife — Michigan
97 Bernice Garridan 25 Daughter Stenographer New York
98 Jesse Whitney 48 Head Clerk New York
99 Ada Whitney 44 Wife — New York
100 Mildred Whitney 20 Daughter Stenographer New York

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1920 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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