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Katherine Sullivan — 1940 US Census Record

Model Tree available

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

Our Model Tree links this Katherine Sullivan across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents James & James — first a daughter (b.~1917), then head of a 6-person household.

Age 23 b. ~1917 Female Daughter Born: New York Single

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameSullivan
Given NameKatherine
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age23
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)New York City
1935 Residence (County)New York
Additional Details
OccupationRegistered Nurse
IndustryFlower & Fifth Ave Hospital
Class of WorkerPW
Hours Worked48
Income (1939)1250
Highest GradeHs 4
1935 ResidenceSame Place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationRegistered Nurse
Township / WardNew York City
Est. Birth Year~1917

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 1940 census.

Name Relation to head Relative to Katherine Age Birth yr
Annie Sullivan Daughter — 19 ~1921
Mary Sullivan Spouse — 50 ~1890
Mary Sullivan Daughter — 21 ~1919
Katherine Sullivan Daughter — 23 ~1917
Anastasia Sullivan Daughter — 17 ~1923
James Sullivan Head — 53 ~1887

Census Appearances

1920
New York, …
Daughter, age 4
New York, New York · implied b. ~1916 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sullivan
Given Name Katherine
Relationship to Head Daughter
Sex F
Color / Race White
Age 4
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read No
Can Write No
Speaks English No
Mother Tongue Eng.
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Daughter, age 13
New York, New York · implied b. ~1917 — 8 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Sullivan
Given Name Katherine
Relationship to Head Daughter
Sex F
Color / Race White
Age 13
Marital Status Single
Birthplace New York
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Daughter, age 23
New-York-County, New York · implied b. ~1917 — 6 household members
Surname Sullivan
Given Name Katherine
Relationship to Head Daughter
Sex F
Color / Race White
Age 23
Marital Status Single
Birthplace New York
1935 Residence (City) New York City
1935 Residence (County) New York
Occupation Registered Nurse
Industry Flower & Fifth Ave Hospital
Class of Worker PW
Hours Worked 48
Income (1939) 1250
Highest Grade Hs 4
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 Katherine Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Sullivan (~0.92 confidence) and father James Sullivan (~0.92 confidence) and father Michael Sullivan (~0.92 confidence) and mother Beatrice Sullivan (~0.92 confidence) and mother Hannah Sullivan (~0.92 confidence) and mother Mary Sullivan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
James Sullivan
b. ~1887
Source father
● Household · direct · ~0.92
Father
James Sullivan
b. ~1895
Source father
● Household · direct · ~0.92
Father
Michael Sullivan
b. ~1868
Source father
● Household · direct · ~0.92
Mother
Beatrice Sullivan
b. ~1899
Source mother
● Household · direct · ~0.92
Mother
Hannah Sullivan
b. ~1872
Source mother
● Household · direct · ~0.92
Mother
Mary Sullivan
b. ~1890
Source mother
● Household · direct · ~0.92
This person
Anchor record
Katherine Sullivan
Daughter · 1940 · age 23 · b. ~1917 · New York
★ You are viewing this record
Sibling
Annie Sullivan
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anastasia Sullivan
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sullivan
Sibling · 1940 · age 21
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

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

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02652-00985)

Line Name Age Relation Occupation Birthplace
1 Elizabeth Tigue 70 Head — Irish Free State
2 Bridget Tigue 68 Sister — Irish Free State
3 Richard Roque 45 Head Butler England
4 Valentine Roque 45 Wife Maid France
5 James Gallagher 54 Head Chauffeur New York
6 Margaret Gallagher 41 Wife — Irish Free State
7 Kathleen Gallagher 15 Daughter — New York
8 Herbert J. (Cal) Gallagher 21 Son — New York
9 Henry Mueller 61 Head Grocer Germany
10 Rebecca Mueller 61 Wife — New York
11 Mary Stehr 42 Head Office Machine Operator New Jersey
12 Margaret O'Neil 41 Lodger Child'S Nurse New York
13 Alice Schaefer 40 Lodger Stenographer Pennsylvania
14 Gustav Bretscher 42 Head Butler Switzerland
15 Rose Bretscher 47 Wife — Austria
16 Carolyn Bretscher 1 Daughter — New York
17 Helen De Bates 36 Lodger Domestic Belgium
18 James Sullivan 53 Head Engineer Irish Free State
19 Mary Sullivan 50 Wife — Irish Free State
20 Katherine Sullivan THIS PERSON 23 Daughter Registered Nurse New York
21 Mary Sullivan 21 Daughter Secretary New York
22 Annie Sullivan 19 Daughter — New York
23 Anastasia Sullivan 17 Daughter — New York
24 Maurice Burgess 55 Head Chauffeur France
25 Katherine Burgess 55 Wife — Italy
26 Michael Mctigue 52 Head Elevator Operator Irish Free State
27 Katherine Mctigue 55 Wife — Irish Free State
28 John Mctigue 17 Son — New York
29 Harry Mullarkey 53 Head Bartender Irish Free State
30 Mary Mullarkey 53 Wife — Irish Free State
31 Mary A. Mullarkey 23 Daughter Stenographer New York
32 Patrick Lantry 50 Head Patrolman Police Irish Free State
33 Elizabeth Lantry 44 Wife — Irish Free State
34 Elizabeth Lantry 19 Daughter — New York
35 Theresa Lantry 14 Daughter — New York
36 Katherine Shea 57 Head Waitress Irish Free State
37 Katherine Tierney 61 Lodger Laundry Irish Free State
38 Karoline B. Mayer 54 Head Repairing Antiques Hungary
39 Frank Mayer 49 Partner Repair Cabinet New York
40 Mary Mcgillicuddy 58 Head Housework Irish Free State

Search for Katherine Sullivan

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Pedigree Summary

Katherine + 3 siblings
Gen 1 · 6 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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