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Mollie Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mollie Brown across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Female
Spouse
Born: Poland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Brown |
| Given Name | Mollie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
| Township / Ward | New York City |
| Est. Birth Year | ~1900 |
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 Mollie | Age | Birth yr |
|---|---|---|---|---|
| Morris Brown | Son | — | 15 | ~1925 |
| Mollie Brown | Spouse | — | 40 | ~1900 |
| Aaron Brown | Head | — | 44 | ~1896 |
| Beatrice Brown | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Kings, New …
Spouse, age 34
Kings, New York · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Mollie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Poland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 24 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
1940
Kings-County, New …
Spouse, age 40
Kings-County, New York · implied b. ~1900 — 4 household members
| Surname | Brown |
| Given Name | Mollie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Poland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth Country | Poland |
| Birthplace (normalized) | poland |
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 Mollie Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mollie Brown
Spouse · 1940 · age 40 · b. ~1900 · 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
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1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02565-00630)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marian Nazinsky | 33 | Wife | — | Russia |
| 2 | May Nazinsky | 12 | Daughter | — | New York |
| 3 | Barry Nazinsky | 9 | Son | — | New York |
| 4 | Joseph Finorsky | 45 | Head | Plumber | Russia |
| 5 | Vela Finorsky | 39 | Wife | — | Russia |
| 6 | Harriet Finorsky | 18 | Daughter | New Worker | New York |
| 7 | Diana Finorsky | 15 | Daughter | — | New York |
| 8 | Aaron Brown | 44 | Head | Salesman | Poland |
| 9 | Mollie Brown THIS PERSON | 40 | Wife | — | Poland |
| 10 | Beatrice Brown | 17 | Daughter | — | New York |
| 11 | Morris Brown | 15 | Son | — | New York |
| 12 | Jack Harper | 42 | Head | Chauffer | Russia |
| 13 | Fannie Harper | 40 | Wife | — | New York |
| 14 | Sylvia Harper | 21 | Daughter | — | New York |
| 15 | Paul Harper | 19 | Son | Usher | New York |
| 16 | Theodore Harper | 10 | Son | — | New York |
| 17 | Hyman Abramowitz | 29 | Head | Lawyer | New York |
| 18 | Martha Abramowitz | 25 | Wife | — | New York |
| 19 | Joan Abramowitz | 2 | Daughter | — | New York |
| 20 | Samuel Katz | 56 | Father in law | Salesman | New York |
| 21 | Morris Blum | 60 | Head | Baker | Hungary |
| 22 | Rose Blum | 53 | Wife | — | Hungary |
| 23 | Julia Blum | 28 | Daughter | Typist | New York |
| 24 | Sadie Blum | 26 | Daughter | Instructor | New York |
| 25 | Abe Blum | 24 | Son | Practical Nurse | New York |
| 26 | Sol Blum | 22 | Son | N.Y.U. | New York |
| 27 | Sylvia Blum | 20 | Daughter | Shaker | New York |
| 28 | Harold Blum | 16 | Son | — | New York |
| 29 | Julius Blum | 13 | Son | — | New York |
| 30 | William Reches | 62 | Head | Stock Clerk | Russia |
| 31 | Flora Reches | 48 | Wife | — | Russia |
| 32 | Aaron Reches | 26 | Son | Reporter | New York |
| 33 | Leon Reches | 22 | Son | Operator | New York |
| 34 | Florence Reches | 18 | Daughter | Bookkeeper | New York |
| 35 | Sarah Bold | 62 | Head | Beader | Russia |
| 36 | Harry Cohen | 34 | Lodger | Beader | New York |
| 37 | Kate Cohen | 34 | Lodger | Beader | New York |
| 38 | Sadie Silverman | 43 | Head | Relief | Russia |
| 39 | Louis Levy | 57 | Head | Furrier | Russia |
| 40 | Sarah Levy | 50 | Wife | — | Russia |
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)