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Cornelius Sullivan — 1940 US Census Record

Model Tree available

1940 United States Federal Census · New-York-County, New York

Our Model Tree links this Cornelius Sullivan across the 1910, 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents John & Sarah — first a head (b.~1886), then head of a 8-person household.

Age 54 b. ~1886 Male Head Born: New York Married

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameSullivan
Given NameCornelius
Relationship to HeadHead
SexM
Color / RaceWhite
Age54
Marital StatusMarried
BirthplaceNew York
1935 Residence (City)New York City
1935 Residence (County)New York
Additional Details
OccupationClerk
IndustryDept Store
Class of WorkerPW
Hours Worked38
Income (1939)1750
Highest GradeH 8
1935 ResidenceSame place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationClerk
Township / WardNew York City
Est. Birth Year~1886

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.

8 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Cornelius Age Birth yr
Lawrence Sullivan Son — 15 ~1925
Celine Sullivan Daughter — 8 ~1932
Cornelius Sullivan Head — 54 ~1886
Cornelius Sullivan Son — 18 ~1922
James Sullivan Son — 27 ~1913
John Sullivan Son — 17 ~1923
Jane Sullivan Spouse — 46 ~1894
Anne Sullivan Daughter — 19 ~1921

Census Appearances

1910
New York, …
Son, age 23
New York, New York · implied b. ~1887 — 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 23
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace New York
Occupation Ironworker
Industry Buildings
Can Read Yes
Can Write Yes
Speaks English English
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1920
New York, …
Head, age 32
New York, New York · implied b. ~1888 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sullivan
Given Name Cornelius
Relationship to Head Head
Sex M
Color / Race White
Age 32
Marital Status Married
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Watchman
Industry Private
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Home Owned/Rented R
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Head, age 44
New York, New York · implied b. ~1886 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sullivan
Given Name Cornelius
Relationship to Head Head
Sex M
Color / Race White
Age 44
Marital Status Married
Birthplace New York
Age at First Marriage 33
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Salesman
Industry Underwear
Class of Worker W
Can Read/Write Yes
Home Owned/Rented R
Home Value / Rent 50
Radio Set R
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Head, age 54
New-York-County, New York · implied b. ~1886 — 8 household members
Surname Sullivan
Given Name Cornelius
Relationship to Head Head
Sex M
Color / Race White
Age 54
Marital Status Married
Birthplace New York
1935 Residence (City) New York City
1935 Residence (County) New York
Occupation Clerk
Industry Dept Store
Class of Worker PW
Hours Worked 38
Income (1939) 1750
Highest Grade H 8
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.
Model Tree available
Our Model Tree links Cornelius Sullivan across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Sullivan (~0.92 confidence) and mother Sarah Sullivan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
John Sullivan
b. ~1854
Source father
● Household · direct · ~0.92
Mother
Sarah Sullivan
b. ~1857
Source mother
● Household · direct · ~0.92
This person
Anchor record
Cornelius Sullivan
Head · 1940 · age 54 · b. ~1886 · New York
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — New-York-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02630-00519)

Line Name Age Relation Occupation Birthplace
41 Margaret Lombard 53 Wife Saleslady New York
42 Margaret Lombard 23 Daughter Bookkeeper New York
43 John Lombard 21 Son — New York
44 Richard Lombard 16 Son — New York
45 Bartholomew Meyers 33 Nephew — New York
46 George Hogan 34 Head Longshoreman New York
47 Betty Hogan 33 Wife Wrapper New York
48 Robert Hogan 19 Brother Clerk New York
49 Mary Hogan 55 Mother — New York
50 William Colwell 59 Head — New York
51 Rita Colwell 31 Daughter Typist New York
52 Ethel Swoboda 28 Daughter Stenographer New York
53 Vincent Swoboda 32 Son-in-law — New York
54 George Vetter 62 Head Proprietor New York
55 Elizabeth Vetter 50 Wife — New York
56 George Weintraub 33 Head Proprietor New York
57 Marion Weintraub 33 Wife Cashier New York
58 Cornelius Sullivan THIS PERSON 54 Head Clerk New York
59 Jane Sullivan 46 Wife — New York
60 James Sullivan 27 Son Laborer New York
61 Anne Sullivan 19 Daughter Finisher New York
62 Cornelius Sullivan 18 Son Longshoreman New York
63 John Sullivan 17 Son — New York
64 Lawrence Sullivan 15 Son — New York
65 Celine Sullivan 8 Daughter — New York
66 John Berger 46 Head Laborer New York
67 Rose Berger 45 Wife — New York
68 Sarah Berger 23 Daughter Waitress New York
69 Margaret Berger 20 Daughter Packer New York
70 Dorothy Berger 19 Daughter Packer New York
71 Alice Berger 16 Daughter — New York
72 John Jr. Berger 14 Son — New York
73 William Berger 10 Son — New York
74 Martin Berger 9 Son — New York
75 William Burns 57 Head Pharmacist New York
76 Ethel Burns 45 Wife — New York
77 Ethel Burns 19 Daughter Saleslady New York
78 William Jr. Burns 15 Son — New York
79 Flora Lewis 75 Mother-in-law — New York
80 Jennie F. Foley 63 Head — New York

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Pedigree Summary

Cornelius
Gen 1 · 2 parents ~0.92
Max depth 4 (1900–1950 window)

About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 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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