JL
Joseph Leonard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Joseph Leonard across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Edward & Joseph — first a son (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Leonard |
| Given Name | Joseph |
| 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) | Kings |
| Additional Details | |
| Occupation | Handyman |
| Industry | Public Utilities |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1196 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Handyman |
| Township / Ward | New 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Theresa Leonard | Spouse | — | 50 | ~1890 |
| Joseph Leonard | Son | — | 26 | ~1914 |
| Edward Leonard | Head | — | 52 | ~1888 |
Census Appearances
1920
New York, …
Son, age 5
New York, New York · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| 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 |
1930
Kings, New …
Son, age 15
Kings, New York · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Messenger |
| Industry | Western Union |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 26
Kings-County, New York · implied b. ~1914 — 3 household members
| Surname | Leonard |
| Given Name | Joseph |
| 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) | Kings |
| Occupation | Handyman |
| Industry | Public Utilities |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1196 |
| 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.
Our Model Tree links Joseph Leonard across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Edward Leonard (~0.92 confidence) and father Joseph Leonard (~0.92 confidence) and mother Rose Leonard (~0.92 confidence) and mother Theresa Leonard (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Leonard
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Joseph Leonard
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Rose Leonard
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Theresa Leonard
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Leonard
Son · 1940 · age 26 · b. ~1914 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02584-00887)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carol Seifert | 1 | Daughter | — | New York |
| 42 | Michael Schluechtl | 39 | Head | Truck Driver | New York |
| 43 | Elizabeth Schluechtl | 39 | Wife | — | New York |
| 44 | Theresa Schluechtl | 11 | Daughter | — | New York |
| 45 | Joseph Schluechtl | 9 | Son | — | New York |
| 46 | Michael Jr. Schluechtl | 1 | Son | — | New York |
| 47 | Otto Schultz | 28 | Head | Clerk | New York |
| 48 | Florence Schultz | 27 | Wife | — | New York |
| 49 | Judith A. Schultz | 0 | Daughter | — | New York |
| 50 | Bridget Figalora | 30 | Head | Machine Operator | New York |
| 51 | Thomas Peterson | 32 | Head | Machine Operator | New York |
| 52 | Anna Peterson | 31 | Wife | — | New York |
| 53 | Doris Peterson | 10 | Daughter | — | New York |
| 54 | Lois Peterson | 6 | Daughter | — | New York |
| 55 | Edward Jr. Lorand | 29 | Head | Salesman | New York |
| 56 | Lois Lorand | 30 | Wife | — | New Hampshire |
| 57 | Mildred Lorand | 13 | Daughter | — | Massachusetts |
| 58 | Angelina Lorand | 4 | Daughter | — | New York |
| 59 | Edward Leonard | 52 | Head | Truck Driver | New York |
| 60 | Theresa Leonard | 50 | Wife | Janitor | New York |
| 61 | Joseph Leonard THIS PERSON | 26 | Son | Handyman | New York |
| 62 | Philip Federowicz | 26 | Head | Laborer | New York |
| 63 | Helen Federowicz | 23 | Wife | — | New York |
| 64 | Marie Federowicz | 3 | Daughter | — | New York |
| 65 | Janet Federowicz | 2 | Daughter | — | New York |
| 66 | Francis Federowicz | 0 | Son | — | New York |
| 67 | Frank H. Haglan | 37 | Head | Chauffeur | New York |
| 68 | Elizabeth Haglan | 34 | Wife | — | New York |
| 69 | Alice Haglan | 15 | Daughter | — | New York |
| 70 | James Haglan | 14 | Son | — | New York |
| 71 | Elaine Haglan | 10 | Daughter | — | New York |
| 72 | Benjamin Coorda | 57 | Head | Night Watchman | New York |
| 73 | Barbara Coorda | 53 | Wife | — | New York |
| 74 | Catherine Coorda | 27 | Daughter | Machine Operator | New York |
| 75 | Bernard Coorda | 25 | Son | Machine Operator | New York |
| 76 | John Steigner | 68 | Head | — | Germany |
| 77 | Elizabeth Steigner | 66 | Wife | — | Germany |
| 78 | Chris Steigner | 25 | Son | Truck Driver | New York |
| 79 | Dolores Odell | 11 | Niece | — | New York |
| 80 | Arlene Odell | 10 | Niece | — | New York |
Pedigree Summary
Joseph
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)