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Thomas Leonard — 1940 US Census Record

Model Tree available

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

Our Model Tree links this Thomas Leonard across the 1910, 1920, 1930 and 1940 US Censuses in Albany-County, New York (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a son (b.~1907), then head of a 5-person household.

Age 33 b. ~1907 Male Son Born: New York Single

1940 Census Record Details

Census Year1940
LocationAlbany-County, New York
SurnameLeonard
Given NameThomas F. Jr.
Relationship to HeadSon
SexM
Color / RaceWhite
Age33
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)Cohoes City
1935 Residence (County)Albany
Additional Details
OccupationGasoline Operator
IndustryRetail Gasoline Station
Class of WorkerOA
Hours Worked45
Income (1939)0
Highest GradeH-4
1935 ResidenceSame place
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationGasoline Operator
Township / WardCohoes City
Est. Birth Year~1907

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.

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

Name Relation to head Relative to Thomas Age Birth yr
Bertha Leonard Spouse — 59 ~1881
Elizabeth Leonard Daughter — 22 ~1918
Thomas Leonard Son — 33 ~1907
Mary Leonard Daughter — 25 ~1915
Thomas Leonard Head — 59 ~1881

Census Appearances

1910
Albany, New …
Son, age 3
Albany, New York · implied b. ~1907 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Leonard
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 3
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
1920
Albany, New …
Son, age 13
Albany, New York · implied b. ~1907 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Leonard
Given Name Thomas
Relationship to Head Son
Sex M
Color / Race White
Age 13
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Albany, New …
Son, age 23
Albany, New York · implied b. ~1907 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Leonard
Given Name Thomas J.
Relationship to Head Son
Sex M
Color / Race White
Age 23
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
Albany-County, New …
Son, age 33
Albany-County, New York · implied b. ~1907 — 5 household members
Surname Leonard
Given Name Thomas F. Jr.
Relationship to Head Son
Sex M
Color / Race White
Age 33
Marital Status Single
Birthplace New York
1935 Residence (City) Cohoes City
1935 Residence (County) Albany
Occupation Gasoline Operator
Industry Retail Gasoline Station
Class of Worker OA
Hours Worked 45
Income (1939) 0
Highest Grade H-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 Thomas Leonard across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Leonard (~0.92 confidence) and father Thomas Leonard (~0.92 confidence) and mother Bertha Leonard (~0.92 confidence) and mother Bertha Leonard (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Thomas Leonard
b. ~1881
Source father
● Household · direct · ~0.92
Father
Thomas Leonard
b. ~1882
Source father
● Household · direct · ~0.92
Mother
Bertha Leonard
b. ~1881
Source mother
● Household · direct · ~0.92
Mother
Bertha Leonard
b. ~1885
Source mother
● Household · direct · ~0.92
This person
Anchor record
Thomas Leonard
Son · 1940 · age 33 · b. ~1907 · New York
★ You are viewing this record
Sibling
Mary Leonard
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Leonard
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 — Albany-County, New York Open full size

Page Contents

38 people indexed on this census page (nara:1940:m-t0627-02457-00046)

Line Name Age Relation Occupation Birthplace
1 William Cook 48 Head Assistant Manager New York
2 Josephine Cook 48 Wife Housekeeper Maine
3 Dolores Cook 25 Daughter Nurse Certificate New York
4 William S. Cook 24 Son Store Clerk New York
5 Lois Marie Cook 18 Daughter Waitress New York
6 Margaret Helen Cook 16 Daughter — New York
7 Elizabeth Cook 7 Daughter — New York
9 Julia Z. Mahony 62 Head Auditor Office New York
10 Margaret Mcmahon 66 Friend Housekeeper New York
11 Victor J. Robert 49 Head Game Protector New York
12 Victoria Robert 44 Wife Housekeeper New York
13 Donald Robert 19 Son Gasoline Att. New York
14 Edwin Robert 17 Son — New York
15 Frank Poliot 47 Head Inspector New York
16 Anna Poliot 46 Wife — New York
17 Albert Poliot 19 Son Helper Bread New York
18 Doris Poliot 17 Daughter — New York
19 Donald Poliot 15 Son — New York
20 Thomas F. Leonard 59 Head Foreman New York
21 Bertha M. Leonard 59 Wife Housekeeper New York
22 Thomas F. Jr. Leonard THIS PERSON 33 Son Gasoline Operator New York
23 Mary J. Leonard 25 Daughter Teacher School New York
24 Elizabeth A. Leonard 22 Daughter — New York
25 Andrew F. Hicks 60 Head Elevator Operator Ireland
26 Mary Hicks 56 Wife — New York
27 Harold Hicks 33 Son Cutter Wood New York
28 Marion Hunt 36 Daughter Telephone Operator New York
29 Mary Hunt 14 Granddaughter — New York
30 John J. O'Grady 40 Head Painter Signs New York
31 Mildred O'Grady 40 Wife Telephone Operator New York
32 John O'Grady 7 Son — New York
33 Constance O'Grady 1 Daughter — New York
34 August Hummel 63 Head 1St Sergeant New York
35 Mary Hummel 58 Wife Housewife New York
37 Garnet Ransom 53 Head Foreman England
38 Beatrice Ransom 45 Wife Housewife New York
39 Helen Ransom 16 Daughter — New York
40 Florence Ransom 11 Daughter — New York

Related Census Records

Search for Thomas Leonard

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Pedigree Summary

Thomas + 2 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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