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Cornelius Sullivan — 1920 US Census Record

Model Tree available

1920 United States Federal Census · Bronx, New York

Our Model Tree links this Cornelius Sullivan across the 1900, 1910 and 1920 US Censuses in Bronx, New York (XGBoost, ~Confirmed), with identified parents John & Martin — first a son (b.~1896), then head of a 6-person household.

Age 24 b. ~1896 Male Son Born: New York Single

1920 Census Record Details

Census Year1920
LocationBronx, New York
SurnameSullivan
Given NameCornelius
Relationship to HeadSon
SexM
Color / RaceWhite
Age24
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceIreland
Mother's BirthplaceIreland
Additional Details
OccupationGas fitter
IndustryCentral Union
Class of WorkerW
Can ReadYes
Can WriteYes
Speaks EnglishYes
Mother TongueEnglish
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationGas Fitter
Township / WardBronx County New York
Est. Birth Year~1896

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 1920 census.

Name Relation to head Relative to Cornelius Age Birth yr
Catherine Sullivan Daughter — 22 ~1898
Cornelius Sullivan Son — 24 ~1896
Joe Sullivan Son — 27 ~1893
John Sullivan Son — 18 ~1902
Martin Sullivan Son — 16 ~1904
John Sullivan Head — 54 ~1866

Census Appearances

1900
New York, …
Son, age 5
New York, New York · implied b. ~1895 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sullivan
Given Name Cornelius
Relationship to Head Son
Sex M
Color / Race White
Age 4
Marital Status Single
Birthplace New York
Birth Month Nov
Birth Year 1895
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read No
Can Write No
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1910
New York, …
Son, age 14
New York, New York · implied b. ~1896 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sullivan
Given Name Cornelius
Relationship to Head son
Sex M
Color / Race White
Age 14
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
Bronx, New …
Son, age 24
Bronx, New York · implied b. ~1896 — 6 household members
Surname Sullivan
Given Name Cornelius
Relationship to Head Son
Sex M
Color / Race White
Age 24
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Gas fitter
Industry Central Union
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue English
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 Cornelius Sullivan across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage. Identified parents: father John Sullivan (~0.92 confidence) and father Martin Sullivan (~0.92 confidence) and father Matthew Sullivan (~0.92 confidence) and mother Margaret Sullivan (~0.92 confidence) and mother Margaret Sullivan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
John Sullivan
b. ~1866
Source father
● Household · direct · ~0.92
Father
Martin Sullivan
b. ~1861
Source father
● Household · direct · ~0.92
Father
Matthew Sullivan
b. ~1861
Source father
● Household · direct · ~0.92
Mother
Margaret Sullivan
b. ~1867
Source mother
● Household · direct · ~0.92
Mother
Margaret Sullivan
b. ~1871
Source mother
● Household · direct · ~0.92
This person
Anchor record
Cornelius Sullivan
Son · 1920 · age 24 · b. ~1896 · New York
★ You are viewing this record
Sibling
Joe Sullivan
Sibling · 1920 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Sullivan
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Sullivan
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Sullivan
Sibling · 1920 · age 18
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 — Bronx, New York Open full size

Page Contents

50 people indexed on this census page (ia:1920:14thcensusofpopu1132unit:0025)

Line Name Age Relation Occupation Birthplace
51 William Levy 45 Boarder Captain New York
52 George Sloan 50 Boarder Digger New York
53 Auguste Maire 35 Boarder Cook France
54 George Dennis 49 Lodger Truck Driver New York
55 Arthur Dembinski 38 Lodger Machinist Germany
56 Eugene F. Russell 29 Head Laborer New York
57 Lauretta G. Russell 29 Wife — New York
58 Lauretta E. Russell 2 Daughter — New York
59 Daniel Peterson 45 Head Plumber New York
60 Matilda Peterson 38 Wife — New York
61 Geraldine Peterson 6 Daughter — New York
62 Adel Peterson 3 Daughter — New York
63 Dolores Peterson 1 Daughter — New York
64 Kathleen Mc Gowan 22 Daughter — New York
65 Thomas Mc Gowan 29 Son-in-law Machinist New York
66 Daniel Mc Gowan 1 Grandson — New York
67 Walter Daniel 36 Head Motorman New York
68 Josephine Daniel 35 Wife — Germany
69 Edna Daniel 14 Daughter — New York
70 Emile Zichnert 14 Step son — New York
71 Walter Zichnert 12 Step son — New York
72 Lillian Connan 47 Head — New York
73 James Connan 17 Son Auto Repairer New York
74 Edward Connan 8 Son — New York
75 Samuel Forsythe 17 Boarder Auto Repairer New York
76 William Mulhall 46 Head Teamster Ireland
77 Kathryn Mulhall 36 Wife — Ireland
78 Johanna Mulhall 17 Daughter Shuttle Girl New York
79 Edward Mulhall 15 Son — New York
80 Mary Mulhall 12 Daughter — New York
81 Kathryn Mulhall 10 Daughter — New York
82 Margaret Mulhall 8 Daughter — New York
83 Alma Mulhall 5 Daughter — New York
84 William Mulhall 3 Son — New York
85 Eleanor Mulhall 1 Daughter — New York
86 William Craven 23 Brother-in-law Chauffeur New York
87 John Goodman 56 Head Bricklayer New York
88 Elizabeth Goodman 42 Wife — Scotland
89 John Sullivan 54 Head Counterman Ireland
90 Joe Sullivan 27 Son Painter New York
91 Cornelius Sullivan THIS PERSON 24 Son Gas Fitter New York
92 Catherine Sullivan 22 Daughter — New York
93 John Sullivan 18 Son Painter New York
94 Martin Sullivan 16 Son — New York
95 Gustave Bode 37 Head Foreman New York
96 Anna Bode 41 Wife — New York
97 Louise Bode 72 Mother — Germany
98 Edward Quinn 50 Head Laborer Ireland
99 Mary Quinn 48 Wife — Ireland
100 John Quinn 29 Son Laborer New York

Search for Cornelius Sullivan

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Pedigree Summary

Cornelius + 4 siblings
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 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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