MS
Mary Simon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Simon across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1871), then head of a 4-person household.
Age 69
b. ~1871
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Simon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | N.Y. City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Ny City |
| Est. Birth Year | ~1871 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Chopnick | Daughter | — | 42 | ~1898 |
| Abraham Simon | Head | — | 70 | ~1870 |
| Mary Simon | Spouse | — | 69 | ~1871 |
| Antoinette Chopnick | Other | — | 17 | ~1923 |
Census Appearances
1920
Kings, New …
Spouse, age 49
Kings, New York · implied b. ~1871 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1890 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Year of Naturalization | 1894 |
| Birthplace (normalized) | russia |
1930
Kings, New …
Spouse, age 59
Kings, New York · implied b. ~1871 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Samon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1890 |
| Age at First Marriage | 20 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Kings-County, New …
Spouse, age 69
Kings-County, New York · implied b. ~1871 — 4 household members
| Surname | Simon |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | N.Y. City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Mary Simon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Simon
Spouse · 1940 · age 69 · b. ~1871 · New York
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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
39 people indexed on this census page (nara:1940:m-t0627-02549-00632)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Samuel Simon | 31 | Head | Salesman | Russia |
| 42 | Alice B Simon | 31 | Wife | — | Russia |
| 43 | Lila Simon | 9 | Daughter | — | Brooklyn |
| 44 | Arnold Simon | 3 | Son | — | Brooklyn |
| 45 | Abraham Kanduna | 31 | Head | Broker | Russia |
| 46 | Mary Kanduna | 30 | Wife | — | Brooklyn |
| 47 | Martin Kanduna | 8 | Grand son | — | Brooklyn |
| 48 | Arthur Kanduna | 4 | Grandson | — | Brooklyn |
| 49 | Morris Schnipper | 62 | Head | — | Russia |
| 50 | Frances Schnipper | 35 | Daughter | Private Secty | Russia |
| 51 | Sarah Schnipper | 28 | Daughter | 50 | Brooklyn |
| 52 | Joseph Levy | 55 | Head | Operator | Russia |
| 53 | Ezra Levy | 42 | Wife | — | Brooklyn |
| 54 | Sylvia Levy | 26 | Daughter | 96 | Brooklyn |
| 55 | Gladys Levy | 22 | Daughter | 50 | Brooklyn |
| 56 | Claire Levy | 17 | Daughter | — | Brooklyn |
| 57 | Abraham Simon | 70 | Head | — | Russia |
| 58 | Mary Simon THIS PERSON | 69 | Wife | — | Russia |
| 59 | Elizabeth Chopnick | 42 | Daughter | — | New York |
| 60 | Antoinette Chopnick | 17 | Grand daught | — | New York |
| 61 | Rubin Goldberg | 44 | Head | Operator | Poland |
| 62 | Dora Goldberg | 40 | Wife | — | Poland |
| 63 | Betty Goldberg | 17 | Daughter | — | Brooklyn |
| 64 | Esther Goldberg | 13 | Daughter | — | Brooklyn |
| 65 | Leonard Goldberg | 9 | Son | — | Brooklyn |
| 66 | Bernard Goldberg | 27 | Brother | Carpenter | Poland |
| 67 | Aaron Dworkowitz | 54 | Head | Driver | Russia |
| 68 | Becky Dworkowitz | 44 | Wife | — | Lithuania |
| 69 | Julius Dworkowitz | 21 | Son | — | New York |
| 70 | Albert Dworkowitz | 19 | Son | — | New York |
| 71 | Benjamin Goldbaum | 44 | Head | Salesman | Russia |
| 72 | Rebecca Goldbaum | 40 | Wife | — | New York |
| 73 | Selma Goldbaum | 14 | Daughter | — | Brooklyn |
| 74 | Sheldon Goldbaum | 9 | Son | — | Brooklyn |
| 75 | Rebecca Goldman | 65 | Mother in law | — | Russia |
| 76 | Charles Serab | 66 | Head | — | Russia |
| 77 | Rebecca Serab | 65 | Wife | — | Russia |
| 78 | Morris Serab | 37 | Son | 35 | New York |
| 79 | Fred Serab | 36 | Son | 2 | New York |
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)