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Mary Flaherty — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Mary Flaherty across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 9-person household.

Age 27 b. ~1913 Female Daughter Born: New York Married

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameFlaherty
Given NameMary
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age27
Marital StatusMarried
BirthplaceNew York
1935 Residence (City)New York City
1935 Residence (County)New York
Additional Details
Highest GradeNo 8
1935 ResidenceSame place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardNew York City
Est. Birth Year~1913

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 Mary Age Birth yr
Helen Mckeown Daughter — 26 ~1914
Ida Mckeown Daughter — 9 ~1931
Anna Mckeown Spouse — 55 ~1885
Mary Flaherty Daughter — 27 ~1913
Jannie Cathor Spouse — 33 ~1907
Anna Mckeown Daughter — 22 ~1918
Mike Mckeown Other — 52 ~1888
John Mckeown Head — 59 ~1881
Beatrice Mckeown Daughter — 18 ~1922

Census Appearances

1930
New York, …
Other, age 16
New York, New York · implied b. ~1914 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Flaherty
Given Name Marguerite
Relationship to Head Niece
Sex F
Color / Race White
Age 16
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Operator
Industry Telephone
Class of Worker W
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Daughter, age 27
New-York-County, New York · implied b. ~1913 — 9 household members
Surname Flaherty
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 27
Marital Status Married
Birthplace New York
1935 Residence (City) New York City
1935 Residence (County) New York
Highest Grade No 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.
Linked across censuses
Our Model Tree links Mary Flaherty across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Flaherty
Daughter · 1940 · age 27 · b. ~1913 · New York
★ You are viewing this record
Sibling
Anna Mckeown
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Mckeown
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mckeown
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Mckeown
Sibling · 1940 · age 9
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-t0627-02657-00917)

Line Name Age Relation Occupation Birthplace
41 Joseph Grealis 49 Head Plumber New York
42 Anna Grealis 22 Daughter — New York
43 Kathline Grealis 17 Daughter — New York
44 Joseph Grealis 15 Son — New York
45 Helen Grealis 12 Daughter — New York
46 Edward Grealis 13 Son — New York
47 Daniel Grealis 11 Son — New York
48 Elizabeth Grealis 9 Daughter — New York
49 Mina Miller 40 Head — Germany
50 Paula Miller 25 Son Clerk New York
51 Ernest Miller 23 Son U.S. Navy New York
52 John Mckeown 59 Head Packer Irish Free State
53 Anna Mckeown 55 Wife Porter Irish Free State
54 Helen Mckeown 26 Daughter — New York
55 Beatrice Mckeown 18 Daughter — New York
56 Anna Mckeown 22 Daughter Waitress New York
57 Mary Flaherty THIS PERSON 27 Daughter — New York
58 Mike Mckeown 52 Uncle — Irish Free State
59 Ida Mckeown 9 Daughter — New York
60 Jannie Cathor 33 Wife — New York
61 Paul Cathor 35 Head Elevator Operator New York
62 William Cathor 14 Son — New York
63 Doris Cathor 6 Daughter — New York
64 Joan Cathor 4 Daughter — New York
65 Sophia Woyzso 45 Wife — Hungary
66 Julius Woyzso 45 Head — Hungary
67 Alex Woyzso 19 Son Cashier New York
68 John Woyzso 16 Son Platter New York
69 Grace Woyzso 16 Daughter — New York
70 Calvin Woyzso 16 Son — New York
71 Catherine Woyzso 20 Daughter — New York
72 James Debine 30 Head — New Jersey
73 Jack Debine 60 Father Clerk New Jersey
74 Catherine Debine 32 Wife Clerk Irish Free State
75 Alfred Woelfle 31 Head Clerk Germany
76 Anna Woelfle 33 Wife Baker Germany
77 Alfred Woelfle 6 Son Baker New York
78 Joan Woelfle 4 Daughter — New York
79 Sadie Custa 42 Wife — Italy
80 Custa None — — —

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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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