MG
Mary Gross — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this Mary Gross across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Gross |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | New York City |
| Est. Birth Year | ~1890 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Max Gross | Head | — | 51 | ~1889 |
| Harriett Gross | Daughter | — | 18 | ~1922 |
| Mary Gross | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Bronx, New …
Spouse, age 29
Bronx, New York · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1905 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1930
Bronx, New …
Spouse, age 38
Bronx, New York · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gross |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 19 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Veteran | No |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Bronx-County, New …
Spouse, age 50
Bronx-County, New York · implied b. ~1890 — 3 household members
| Surname | Gross |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Gross 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 Gross
Spouse · 1940 · age 50 · b. ~1890 · 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 — Bronx-County, New York
Open full size
1940 US Federal Census — Bronx-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02482-00647)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frances Castelli | 13 | Son | — | New York |
| 42 | Marie Castelli | 66 | Head | — | Italy |
| 43 | Susan Castelli | 39 | Daughter | Sewing | Italy |
| 44 | Ralph Castelli | 31 | Son | Investigator | New York |
| 45 | Minna Bieneck | 65 | Head | — | Germany |
| 46 | Erna Bieneck | 40 | Daughter | Teacher | New York |
| 47 | Lili Bieneck | 39 | Daughter | — | New York |
| 48 | Curtis Umlauft | 33 | Head | Salesman | New York |
| 49 | Dorothy Umlauft | 30 | Wife | — | New York |
| 50 | Jr. Curtis Umlauft | 2 | Son | — | New York |
| 51 | Richard Umlauft | 6 | Son | — | New York |
| 52 | Mother Agnes | None | F | Dress Factory | — |
| 53 | Gerald Agnes | 30 | Brother | Clerk | New York |
| 54 | Peter Figliola | 33 | Head | Vegetable Man | New York |
| 55 | Elizabeth Figliola | 29 | Wife | Operator Dress | New York |
| 56 | Barbara-Ann Figliola | 5 | Daughter | — | New York |
| 57 | Anthony Calandra | 31 | Head | Funeral Director | New York |
| 58 | Mary Calandra | 27 | Wife | — | New York |
| 59 | Jr. Anthony Calandra | 1 | Son | — | New York |
| 60 | Joseph Calandra | 0 | Son | — | New York |
| 61 | Phillip Rizzo | 26 | Head | Junk Dealer | New York |
| 62 | Antoinette Rizzo | 24 | Daughter | Dress Maker | New York |
| 63 | Jr. Phillip Rizzo | 23 | Son | Junk Man | New York |
| 64 | Frank Rizzo | 18 | Son | New Worker | New York |
| 65 | John Rizzo | 14 | Son | — | New York |
| 66 | Nestor Isakson | 54 | Head | Carpenter | Finland |
| 67 | Hulda Isakson | 55 | Wife | — | Finland |
| 68 | Edward Isakson | 23 | Son | Clerk | New York |
| 69 | Adam Hosszer | 62 | Head | Barber | Hungary |
| 70 | Elizabeth Hosszer | 60 | Wife | — | Hungary |
| 71 | Elizabeth Hosszer | 11 | Grand Daughter | — | New York |
| 72 | Virginia Hosszer | 9 | Grand Daughter | — | New York |
| 73 | Edgar Ulrich | 27 | Son-in-law | Bank Clerk | New York |
| 74 | Brunhilde Ulrich | 26 | Daughter | Bank Clerk | New York |
| 75 | Ida Johansson | 55 | Head | — | Sweden |
| 76 | Gustav Johansson | 28 | Son | Advertising | Rhode Island |
| 77 | Harold Johansson | 24 | Son | Engraving | New York |
| 78 | Max Gross | 51 | Head | Agent | Russia |
| 79 | Mary Gross THIS PERSON | 50 | Wife | — | Russia |
| 80 | Harriett Gross | 18 | Daughter | Bookkeeper | 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)