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James Leonard — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · New York, New York

Our Model Tree links this James Leonard across the 1920 and 1930 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 12-person household.

Age 21 b. ~1909 Male Son Born: New York Single

1930 Census Record Details

Census Year1930
LocationNew York, New York
SurnameLeonard
Given NameJames
Relationship to HeadSon
SexM
Color / RaceWhite
Age21
Marital StatusSingle
BirthplaceNew York
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationChauffeur
IndustryPrivate Family
Class of WorkerW
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationChauffeur
Township / WardNew York City
Est. Birth Year~1909

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.

12 people recorded at the same address in the 1930 census.

Name Relation to head Relative to James Age Birth yr
Grace Leonard Daughter — 24 ~1906
Madeline Leonard Daughter — 5 ~1925
Grace Leonard Daughter — 8 ~1922
John Leonard Head — 58 ~1872
Emma Leonard Other — 27 ~1903
James Brennan Other — 50 ~1880
John Leonard Son — 2 ~1928
Edwin Leonard Son — 13 ~1917
James Leonard Son — 21 ~1909
John Leonard Son — 27 ~1903
William Leonard Son — 9 ~1921
Hannah Leonard Spouse — 48 ~1882

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 Leonard
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 11
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
New York, …
Son, age 21
New York, New York · implied b. ~1909 — 12 household members
Surname Leonard
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 21
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Chauffeur
Industry Private Family
Class of Worker W
Can Read/Write Yes
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 James Leonard across 2 US Census years (1920 and 1930) in New York, New York, using XGBoost record linkage.
Show:
This person
Anchor record
James Leonard
Son · 1930 · age 21 · b. ~1909 · New York
★ You are viewing this record
Sibling
William Leonard
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Leonard
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Leonard
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Leonard
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Leonard
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Leonard
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Leonard
Sibling · 1930 · age 5
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

1930 US Federal Census — New York, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1573:0061)

Line Name Age Relation Occupation Birthplace
1 Martin J. Murphy 38 Head General Agent New York
2 Frances Murphy 38 Wife — New York
3 Catherine Murphy 14 Daughter — New York
4 Martin Jr. Murphy 11 Son — New York
5 John Murphy 3 Son — New York
6 Nellie Eileen 42 Sister Supervisor New York
7 Dorothy Eileen 21 Niece Stenographer New York
8 Elizabeth Conlon 30 Lodger Librarian Iowa
9 Russell Navarone 45 Head Electrician Virginia
10 Minna Navarone 46 Wife — New York
11 Dora Navarone 19 Daughter Teacher New York
12 Robert W. Cunningham 72 Head Travelling Salesman New York
13 Margaret A. Cunningham 71 Wife — Northern Ireland
14 George F. Cunningham 44 Son Travelling Salesman New York
15 Robert J. Cunningham 7 Son — New York
16 Ella J. Cunningham 60 Sister-in-law — New York
17 Carey B. Deas 68 Sister — New York
18 Ellen Mack 44 Head Housekeeper New York
19 Hazel Heilman 24 Lodger Teacher New York
20 Rosina Roche 42 Lodger Infants Nurse England
21 Abbey Riley 48 Lodger Stenographer Illinois
22 Agnes Brady 48 Lodger Nurse Pennsylvania
23 Catherine Sheffield 62 Lodger — New York
24 Alice Theman 30 Lodger Nurse Canada English
25 John Leonard 58 Head Taxi Driver New York
26 Hannah B. Leonard 48 Wife — New York
27 Grace Leonard 24 Daughter Factory Hand New York
28 James Leonard THIS PERSON 21 Son Chauffeur New York
29 Edwin Leonard 13 Son Delivery Boy New York
30 John Leonard 27 Son Clerk New York
31 Emma Leonard 27 Daughter-in-law — New York
32 William Leonard 9 Son — New York
33 Grace Leonard 8 Daughter — New York
34 Madeline Leonard 5 Daughter — New York
35 John Leonard 2 Son — New York
36 James Brennan 50 Brother-in-law Helper New York
37 Michael Kelly 60 Head Patrolman Irish Free State
38 Margaret Kelly 55 Wife — Irish Free State
39 Frances Kelly 30 Daughter Teacher Clerk New York
40 Margaret Kelly 22 Daughter Teacher New York
41 August Kubler 63 Head Retail Merchant New York
42 Augusta Kubler 58 Wife — Pennsylvania
43 Ferdinando Caputo 40 Head — Italy
44 Lucy Caputo 45 Wife — England
45 Thelma M. Caputo 14 Daughter — New York
46 Andrew J. Caputo 9 Son — New York
47 John Caputo 6 Son — New York
48 George H. Gunkel 62 Head Civil Engineer New York
49 Emily L. Gunkel 58 Wife — New York
50 Ralph G. Gunkel 30 Son Fireman New York

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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