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George Leonard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Onondaga-County, New York
Our Model Tree links this George Leonard across the 1920, 1930 and 1940 US Censuses in Onondaga-County, New York (XGBoost, ~Confirmed), with identified parents John & Rollie — first a head (b.~1903), then head of a 9-person household.
Age 37
b. ~1903
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Onondaga-County, New York |
| Surname | Leonard |
| Given Name | George (ab) |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Syracuse city |
| 1935 Residence (County) | Onondaga |
| Additional Details | |
| Occupation | steam fitter |
| Industry | plumbing |
| Class of Worker | PW |
| Income (1939) | 348 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Steam Fitter |
| Township / Ward | Syracuse City |
| Est. Birth Year | ~1903 |
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 George | Age | Birth yr |
|---|---|---|---|---|
| George Leonard | Head | — | 37 | ~1903 |
| Gertrude Leonard | Spouse | — | 32 | ~1908 |
| Doris Leonard | Daughter | — | 1 | ~1939 |
| Rollie Leonard | Daughter | — | 10 | ~1930 |
| George Leonard | Son | — | 4 | ~1936 |
| Pearl Leonard | Daughter | — | ~1940 | |
| Raymond Leonard | Son | — | 3 | ~1937 |
| George Roberts | Other | — | 39 | ~1901 |
| Henry Leonard | Son | — | 7 | ~1933 |
Census Appearances
1920
Onondaga, New …
Son, age 15
Onondaga, New York · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | George H |
| 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 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Onondaga, New …
Head, age 26
Onondaga, New York · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | George H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Janitor |
| Industry | Apartment |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 29 |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Onondaga-County, New …
Head, age 37
Onondaga-County, New York · implied b. ~1903 — 9 household members
| Surname | Leonard |
| Given Name | George (ab) |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Syracuse city |
| 1935 Residence (County) | Onondaga |
| Occupation | steam fitter |
| Industry | plumbing |
| Class of Worker | PW |
| Income (1939) | 348 |
| 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.
Our Model Tree links George Leonard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Leonard (~0.92 confidence) and mother Rollie Leonard (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Leonard
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Rollie Leonard
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Leonard
Head · 1940 · age 37 · b. ~1903 · 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 — Onondaga-County, New York
Open full size
1940 US Federal Census — Onondaga-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02859-00026)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Martin, George Jr Fenton | 5 | Son | — | New York |
| 42 | Joseph Harrington | 24 | Head | Clerk | New York |
| 43 | Alice Harrington | 23 | Wife | — | New York |
| 44 | Sandra Harrington | 4 | daughter | — | New York |
| 45 | Margaret Harrington | 2 | daughter | — | New York |
| 46 | Ronald Harrington | 0 | son | — | New York |
| 47 | Sam Groza | 63 | Head | Truck Driver | Russia |
| 48 | Anna Groza | 55 | Wife | — | Russia |
| 49 | Sarah Bernstein | 24 | daughter | Saleslady | New York |
| 50 | Max Bernstein | 30 | son in law | Gas Station Attendant | New York |
| 51 | Beatrice Thompson | 48 | Head | — | New York |
| 52 | James Thompson | 10 | son | — | New York |
| 53 | Yvonne Thompson | 6 | daughter | — | New York |
| 54 | Luman Paro | 43 | Head | Plumber | New York |
| 55 | Loretta Paro | 41 | Wife | — | New York |
| 56 | Elean Paro | 20 | daughter | Nurse'S Helper | New York |
| 57 | Donald Paro | 18 | son | New Worker | New York |
| 58 | Robert (Abr) Paro | 16 | son | — | New York |
| 59 | Clark Paro | 14 | son | — | New York |
| 60 | Luman Jr Paro | 12 | son | — | New York |
| 61 | Ione Paro | 11 | daughter | — | New York |
| 62 | June Paro | 9 | daughter | — | New York |
| 63 | Dorothy Paro | 7 | daughter | — | New York |
| 64 | Mary Paro | 2 | daughter | — | New York |
| 65 | George (Ab) Leonard THIS PERSON | 37 | Head | Steam Fitter | New York |
| 66 | Gertrude Leonard | 32 | Wife | — | New York |
| 67 | Rollie Leonard | 10 | daughter | — | New York |
| 68 | Henry Leonard | 7 | son | — | New York |
| 69 | George Jr Leonard | 4 | son | — | New York |
| 70 | Raymond Leonard | 3 | son | — | New York |
| 71 | Doris Leonard | 1 | daughter | — | New York |
| 72 | Pearl Leonard | 0 | daughter | — | New York |
| 73 | George Allen Roberts | 39 | Lodger | Auto Mechanic | New York |
| 74 | James Landry | 26 | Head | Steam Fitter | New York |
| 75 | Corine Landry | 25 | wife | — | New York |
| 76 | James Landry | 7 | son | — | New York |
| 77 | William Landry | 3 | son | — | New York |
| 78 | Ronald Landry | 1 | son | — | New York |
| 79 | Hyman Martin | 31 | Head | House Painter | Russia |
| 80 | Rose Martin | 25 | wife | Bookkeeper | New York |
Pedigree Summary
George
Gen 1 · 2 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)