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Thomas Leonard — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Thomas Leonard across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 9-person household.

Age 26 b. ~1914 Male Son Born: NEW YORK Single

1940 Census Record Details

Census Year1940
LocationNew-York-County, New York
SurnameLEONARD
Given NameTHOMAS
Relationship to HeadSON
SexM
Color / RaceWhite
Age26
Marital StatusSingle
BirthplaceNEW YORK
1935 Residence (City)New York City
1935 Residence (County)New York
Additional Details
OccupationLONGSHORE
IndustryDOCKS
Class of WorkerPW
Hours Worked30
Income (1939)500
Highest GradeNo 8
1935 ResidenceSAME HOUSE
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationLongshore
Township / WardNew York City
Est. Birth Year~1914

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 Thomas Age Birth yr
Jane Leonard Spouse — 62 ~1878
Michael Leonard Head — 65 ~1875
William Leonard Son — 19 ~1921
Margaret Leonard Daughter — 24 ~1916
Mary Leonard Daughter — 35 ~1905
Micheal Leonard Son — 37 ~1903
Thomas Leonard Son — 26 ~1914
James Leonard Son — 23 ~1917
Elizabeth Leonard Daughter — 23 ~1917

Census Appearances

1930
New York, …
Son, age 16
New York, New York · implied b. ~1914 — 10 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Leonard
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 16
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Laborer
Industry Factory
Class of Worker W
Can Read/Write Yes
Veteran No
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
New-York-County, New …
Son, age 26
New-York-County, New York · implied b. ~1914 — 9 household members
Surname LEONARD
Given Name THOMAS
Relationship to Head SON
Sex M
Color / Race White
Age 26
Marital Status Single
Birthplace NEW YORK
1935 Residence (City) New York City
1935 Residence (County) New York
Occupation LONGSHORE
Industry DOCKS
Class of Worker PW
Hours Worked 30
Income (1939) 500
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.
Linked across censuses
Our Model Tree links Thomas Leonard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Leonard
Son · 1940 · age 26 · b. ~1914 · New York
★ You are viewing this record
Sibling
William Leonard
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Leonard
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Leonard
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Leonard
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Leonard
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Micheal Leonard
Sibling · 1940 · age 37
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

39 people indexed on this census page (nara:1940:m-t0627-02629-00684)

Line Name Age Relation Occupation Birthplace
1 Thomas Worsham 57 HEAD Night Watchman VIRGINIA
2 Anna Worsham 53 WIFE Housewife NEW YORK
3 Mary Gallaher 74 WIFE Housewife SCOTLAND
4 Frank Mccoy 41 HEAD Longshore NEW YORK
5 Agnes Mccoy 40 WIFE Housewife NEW YORK
6 Francis Mccoy 21 SON Shipping Clerk NEW YORK
7 Patrick Horan 32 HEAD Fly Boy NEW YORK
8 Ellen Horan 22 WIFE Housewife NEW YORK
9 Margaret Horan 3 DAUGHTER Stay Home NEW YORK
10 Catherine Horan 2 DAUGHTER Stay Home NEW YORK
11 Barbara Horan 0 DAUGHTER — NEW YORK
12 Catherine Mc Closkey 19 BOARDER Grocery Boy NEW YORK
13 Frank Moreno 31 HEAD Longshore NEW YORK
14 Madeline Moreno 23 WIFE Housewife NEW YORK
15 Rachel Moreno 4 DAUGHTER Stay Home NEW YORK
16 Roberto Thomson 72 BOARDER Old Age NEW YORK
17 Michael Leonard 65 HEAD Watchman NEW YORK
18 Jane Leonard 62 WIFE Housewife NEW YORK
19 Micheal Leonard 37 SON Bartender NEW YORK
20 Mary Leonard 35 DAUGHTER Bookbinder NEW YORK
21 James Leonard 23 SON Longshore NEW YORK
22 Thomas Leonard THIS PERSON 26 SON Longshore NEW YORK
23 Margaret Leonard 24 DAUGHTER Stay Home NEW YORK
24 Elizabeth Leonard 23 DAUGHTER Bookbinder NEW YORK
25 William Leonard 19 SON Counter NEW YORK
26 Joseph Valentine 47 HEAD Relief AUSTRIA
27 Mary Valentine 42 WIFE Housewife AUSTRIA
28 Joseph Valentine 13 SON School NEW YORK
29 John Valentine 11 SON School NEW YORK
30 Anthony Valentine 6 SON School NEW YORK
31 Anthony Vidosic 60 HEAD Cook AUSTRIA
32 Nora Vidosic 59 WIFE Housewife NEW YORK
33 William Connors 48 BOARDER Labor NEW YORK
34 Boris Shapiro 56 HEAD Laundry RUSSIA
35 Tillie Shapiro 57 WIFE Housewife NEW YORK
36 Steven Gasparowich 39 HEAD Painter YUGOSLAVIA
37 John Smircic 31 HEAD Longshore YUGOSLAVIA
38 Anthony Malec 52 BOARDER Painter AUSTRIA
39 Joseph Telasman 32 BOARDER Longshore AUSTRIA

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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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