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John Mcnulty — 1940 US Census Record

Model Tree available

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

Our Model Tree links this John Mcnulty across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1915), then head of a 9-person household.

Age 25 b. ~1915 Male Son Born: New York Single

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameMcNulty
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age25
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)New York City
1935 Residence (County)New York
Additional Details
OccupationLaborer
Class of WorkerPW
Hours Worked18
Income (1939)400
Highest GradeNo 8
1935 ResidenceSame House
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationLaborer
Township / WardNew York City
Est. Birth Year~1915

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.

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

Name Relation to head Relative to John Age Birth yr
Helen Mcnulty Spouse — 47 ~1893
James Mcnulty Son — 24 ~1916
Vincent Mcnulty Son — 22 ~1918
John Mcnulty Son — 25 ~1915
James Mcnulty Head — 53 ~1887
Delores Mcnulty Daughter — 11 ~1929
Helen Mcnulty Daughter — 20 ~1920
Marilyn Mcnulty Daughter — 6 ~1934
Anna Mcnulty Daughter — 18 ~1922

Census Appearances

1920
New York, …
Son, age 5
New York, New York · implied b. ~1915 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McNulty
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
New York, …
Son, age 15
New York, New York · implied b. ~1915 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McNulty
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace New York
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
New-York-County, New …
Son, age 25
New-York-County, New York · implied b. ~1915 — 9 household members
Surname McNulty
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace New York
1935 Residence (City) New York City
1935 Residence (County) New York
Occupation Laborer
Class of Worker PW
Hours Worked 18
Income (1939) 400
Highest Grade No 8
1935 Residence Same House
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 John Mcnulty across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Mcnulty (~0.92 confidence) and father James Mcnulty (~0.92 confidence) and father James Mcnulty (~0.92 confidence) and mother Helen Mcnulty (~0.92 confidence) and mother Helen Mcnulty (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
James Mcnulty
b. ~1887
Source father
● Household · direct · ~0.92
Father
James Mcnulty
b. ~1887
Source father
● Household · direct · ~0.92
Father
James Mcnulty
b. ~1876
Source father
● Household · direct · ~0.92
Mother
Helen Mcnulty
b. ~1893
Source mother
● Household · direct · ~0.92
Mother
Helen Mcnulty
b. ~1893
Source mother
● Household · direct · ~0.92
This person
Anchor record
John Mcnulty
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Sibling
Anna Mcnulty
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marilyn Mcnulty
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcnulty
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Mcnulty
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mcnulty
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Mcnulty
Sibling · 1940 · age 22
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-t0627-02633-00894)

Line Name Age Relation Occupation Birthplace
1 James Mcnulty 53 Head — New York
2 Helen Mcnulty 47 Wife — New York
3 John Mcnulty THIS PERSON 25 Son Laborer New York
4 James Mcnulty 24 Son Laborer New York
5 Vincent Mcnulty 22 Son Laborer New York
6 Helen Mcnulty 20 Daughter Bus Girl New York
7 Anna Mcnulty 18 Daughter Packer New York
8 Delores Mcnulty 11 Daughter — New York
9 Marilyn Mcnulty 6 Daughter — New York
10 Joseph Hess 29 Head Cement & Concrete New York
11 Mary Hess 28 Wife — New York
12 Dot Hess 4 Daughter — New York
13 John Cullen 42 Head Plaster New York
14 Francis Cullen 33 Wife Counter Girl New Jersey
15 Joseph Hueston 28 Head Water Proofer New York
16 Mary Hueston 24 Wife — New York
17 Anne Hueston 3 Daughter — New York
18 Michael Gillian 20 Brother in law New Worker New York
19 Herbert Rosenkranz 29 Head Carp Germany
20 Adolf Beufeteck|Benfeteck 32 Partner Waiter Germany
21 Mary Reilly 75 Head — Penn.
22 Albert Reilly 33 Son Salesman New York
23 Margaret Egner 26 Head — New York
24 Dolores Egner 6 Daughter — New York
25 Robert Egner 4 Son — New York
26 Cornelia Egner 3 Daughter — New York
27 Dot Adams 30 Head — New York
28 Robert Adams 11 Son — New York
29 Thomas Adams 7 Son — New York
30 Margaret Adams 4 Daughter — New York
31 Marietta Trilby 32 Head — Ireland
32 Marietta Trilby 8 Daughter — New York
33 Edward Trilby 6 Son — New York
34 Fred Muller 65 Lodger Plumber New Jersey
35 Harold Elroy 26 Head Clerk New Jersey
36 Helen Elroy 25 Wife — New York
37 William Elroy 5 Son — New York
38 Catherine Elroy 2 Daughter — New York
39 Harold Elroy 1 Son — New York
40 Marie Lanson 45 Head Finisher New York

Search for John Mcnulty

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Pedigree Summary

John + 6 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 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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