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John Mckenna — 1940 US Census Record

Model Tree available

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

Our Model Tree links this John Mckenna across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents Mary & Patrick — first a son (b.~1910), then head of a 9-person household.

Age 30 b. ~1910 Male Son Born: Ireland Single

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameMcKenna
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age30
Marital StatusSingle
BirthplaceIreland
1935 Residence (City)New York
1935 Residence (County)New York
Naturalization StatusNaturalized
Additional Details
OccupationBartender
IndustrySaloon
Class of WorkerPW
Hours Worked48
Highest GradeHs 4
1935 ResidenceSame place
Birth CountryIreland
Birthplace (normalized)ireland
OccupationBartender
Township / WardNew York
Est. Birth Year~1910

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 Mckenna Daughter — 18 ~1922
Rita Mckenna Daughter — 11 ~1929
Mary Mckenna Head — 55 ~1885
James Mckenna Son — 12 ~1928
Eugene Mckenna Son — 7 ~1933
Vincent Mckenna Son — 12 ~1928
Joseph Mckenna Son — 20 ~1920
John Mckenna Son — 30 ~1910
Richard Mckenna Son — 23 ~1917

Census Appearances

1920
New York, …
Son, age 11
New York, New York · implied b. ~1909 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McKenna
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 11
Marital Status Single
Birthplace Ireland
Father's Birthplace Ireland
Mother's Birthplace Ireland
Can Read Yes
Can Write Yes
Speaks English Yes
Mother Tongue Irish
Birth Country Ireland
Birthplace (normalized) ireland
1930
New York, …
Son, age 24
New York, New York · implied b. ~1906 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McKenna
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 24
Marital Status Single
Birthplace Ireland
Age at First Marriage 24
Father's Birthplace Ireland
Mother's Birthplace Ireland
Occupation Chauffeur
Industry Taxi Co.
Class of Worker W
Can Read/Write Yes
Mother Tongue Irish
Home Owned/Rented No
Birth Country Ireland
Birthplace (normalized) ireland
1940
New-York-County, New …
Son, age 30
New-York-County, New York · implied b. ~1910 — 9 household members
Surname McKenna
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 30
Marital Status Single
Birthplace Ireland
1935 Residence (City) New York
1935 Residence (County) New York
Naturalization Status Naturalized
Occupation Bartender
Industry Saloon
Class of Worker PW
Hours Worked 48
Highest Grade Hs 4
1935 Residence Same place
Birth Country Ireland
Birthplace (normalized) ireland

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 Mckenna across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Mckenna (~0.92 confidence) and father Patrick Mckenna (~0.92 confidence) and father John Mckenna (~0.92 confidence) and mother Mary Mckenna (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Mother
Mary Mckenna
b. ~1876
Source mother
● Household · direct · ~0.92
Father
Patrick Mckenna
b. ~1876
Source father
● Household · direct · ~0.92
Father
John Mckenna
b. ~1880
Source father
● Household · direct · ~0.92
Mother
Mary Mckenna
b. ~1885
Source mother
● Household · direct · ~0.92
This person
Anchor record
John Mckenna
Son · 1940 · age 30 · b. ~1910 · New York
★ You are viewing this record
Sibling
Richard Mckenna
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mckenna
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mckenna
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Mckenna
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mckenna
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Mckenna
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Mckenna
Sibling · 1940 · age 12
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-t0627-02648-00445)

Line Name Age Relation Occupation Birthplace
1 Adolph Lund 66 Lodger Chef Germany
2 Julia Cristo 29 Lodger Dress Maker Puerto Rico
3 Ende Hess 44 Lodger — Germany
4 George Hughes 22 Son Sales Person New York
5 Catherine Hughes 20 Daughter Housekeeper New York
6 Philip Murphy 70 Head Retired Ireland
7 James Hughes 35 Son Printer New York
8 John Hughes 35 Son Ice Driver New York
9 Marie Hughes 33 Daughter Clerk New York
10 William Jansen 44 Head Traffic Clerk New York
11 Minnie Jansen 41 Wife Housekeeper Washington D.C.
12 Alice Roche 39 Head Housekeeper New York
13 Joseph Roche 14 Son Tile Setter New York
14 Thomas Roche 9 Son School New York
15 John Roche 6 Son — New York
16 Eleanor Roche 3 Daughter — New York
17 Margaret Davidson 5 Niece Schoolgirl New York
18 Mary Davidson 3 Niece Schoolgirl New York
19 Mary Mckenna 55 Head Office Cleaner Ireland
20 John Mckenna THIS PERSON 30 Son Bartender Ireland
21 Richard Mckenna 23 Son Head Messenger New York
22 Joseph Mckenna 20 Son Elevator Operator New York
23 Helen Mckenna 18 Daughter Schoolgirl New York
24 Rita Mckenna 11 Daughter Schoolgirl New York
25 James Mckenna 12 Son Schoolboy New York
26 Vincent Mckenna 12 Son Schoolboy New York
27 Eugene Mckenna 7 Son Schoolboy New York
28 Margaret Donohue 50 Head Housekeeper Ireland
29 Michael Donohue 29 Son Card Punch Ireland
30 Michael F. Donohue 21 Son Book Binder Ireland
31 Eam Donohue 19 Son Shipping Clerk New York
32 Kevin Donohue 16 Son Schoolboy New York
33 Mary Dolan 55 Head Domestic Worker Ireland
34 Helen Mchugh 54 Sister Domestic Worker Ireland
35 Barney Mctiernan 54 Lodger Domestic Work Ireland
36 Margaret Clark 50 Head Housekeeper Ireland
37 Philip Clark 21 Son Truck Driver New York
38 David Clark 19 Son Taxi Driver New York
39 Dominic Vernazza 52 Head Busboy Italy
40 Sophie Vernazza 46 Wife Housewife Italy

Search for John Mckenna

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Pedigree Summary

John + 7 siblings
Gen 1 · 4 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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