ML
Margaret Leonard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Margaret Leonard across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents William & William — first a spouse (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Leonard |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | City Of Bayonne |
| Est. Birth Year | ~1913 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Joan Leonard | Daughter | — | 4 | ~1936 |
| William Leonard | Head | — | 31 | ~1909 |
| Margaret Leonard | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Hudson, New …
Daughter, age 5
Hudson, New Jersey · implied b. ~1915 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Marilyn |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Daughter, age 16
Hudson, New Jersey · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Marion |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Spouse, age 27
Hudson-County, New Jersey · implied b. ~1913 — 3 household members
| Surname | Leonard |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Highest Grade | Hs 4 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Margaret Leonard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Leonard (~0.92 confidence) and father William Leonard (~0.92 confidence) and mother Mary Leonard (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Leonard
b. ~1892
Source father
● Household
· direct · ~0.92
Father
William Leonard
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Mary Leonard
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Leonard
Spouse · 1940 · age 27 · b. ~1913 · New Jersey
★ 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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02346-00511)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lola Provost | 23 | Wife | — | New Jersey |
| 2 | Judith Provost | 1 | Daughter | — | New Jersey |
| 3 | Dominick Forte | 42 | Head | Laborer | Italy |
| 4 | Rose Forte | 36 | Wife | — | New York |
| 5 | Concetta Forte | 4 | Daughter | — | New Jersey |
| 6 | Angela Forte | 2 | Daughter | — | New Jersey |
| 7 | Joseph Forte | 39 | Brother-in-law | Laborer | Italy |
| 8 | Quentina Riccardia | 42 | Head | Carpenter | Italy |
| 9 | Adele Riccardia | 33 | Wife | — | Italy |
| 10 | Isabelle Riccardia | 15 | Daughter | — | Italy |
| 11 | Antoinette Riccardia | 10 | Daughter | — | New Jersey |
| 12 | Joseph Riccardia | 3 | Son | — | New Jersey |
| 13 | Peter Sweeney | 46 | Head | Carpenter | Scotland |
| 14 | Annabelle Sweeney | 46 | Wife | — | New Jersey |
| 15 | Jean Sweeney | 18 | Daughter | Stenographer | New Jersey |
| 16 | Diana Ogden | 42 | Sister-in-law | Typist | New Jersey |
| 17 | William Leonard | 31 | Head | Iron Worker | New York |
| 18 | Margaret Leonard THIS PERSON | 27 | Wife | — | New Jersey |
| 19 | Joan Leonard | 4 | Daughter | — | New Jersey |
| 20 | Caroline Boyd | 68 | Head | — | New York |
| 21 | Albert Delany | 30 | Head | Laborer | New Jersey |
| 22 | Stephanie Delany | 25 | Wife | — | New Jersey |
| 23 | Albert Delany | 5 | Son | — | New Jersey |
| 24 | John Farkas | 46 | Head | Welder | Austria |
| 25 | Ethel Farkas | 42 | Wife | — | New Jersey |
| 26 | Edward Farkas | 19 | Son | Counterman | New Jersey |
| 27 | Ethel Farkas | 17 | Daughter | — | New Jersey |
| 28 | Evelyn Farkas | 13 | Daughter | — | New Jersey |
| 29 | Raymond Farkas | 10 | Son | — | New Jersey |
| 30 | John Farkas | 6 | Son | — | New Jersey |
| 31 | Helen Robinski | 65 | Head | — | Austria |
| 32 | Joseph Koch | 27 | Son-in-law | Stationary Engineer | New Jersey |
| 33 | Theresa Koch | 27 | Daughter | — | New Jersey |
| 34 | Joseph Koch | 16 | Grandchild | — | New Jersey |
| 35 | Walter Koch | 13 | Grandchild | — | New Jersey |
| 36 | Edward Koch | 11 | Grandchild | — | New Jersey |
| 37 | Edward Schreyer | 28 | Head | Tester | New Jersey |
| 38 | Marjorie Schreyer | 27 | Wife | Solder | Pennsylvania |
| 39 | Joseph De Carlo | 24 | Head | Lather | New York |
| 40 | Mary De Carlo | 26 | Wife | — | New York |
Pedigree Summary
Margaret
Gen 1 · 3 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)