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Mary Bartlett — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Bartlett across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Bartlett |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Brooklyn |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Corina Bartlett | Daughter | — | 8 | ~1932 |
| James Bartlett | Head | — | 44 | ~1896 |
| Herbert Bartlett | Son | — | 11 | ~1929 |
| Leonard Bartlett | Son | — | 2 | ~1938 |
| Corina Bartlett | Spouse | — | 33 | ~1907 |
| Verona Bartlett | Daughter | — | 17 | ~1923 |
| Mary Bartlett | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Kings, New …
Daughter, age
Kings, New York · implied b. ~1930 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bartlett |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | B. W. Indies |
| Mother's Birthplace | B. W. Indies |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Daughter, age 15
Kings-County, New York · implied b. ~1925 — 7 household members
| Surname | Bartlett |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Highest Grade | Hs 2 |
| 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 Mary Bartlett across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Bartlett
Daughter · 1940 · age 15 · b. ~1925 · New York
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Sibling
Verona Bartlett
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Bartlett
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Bartlett
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Corina Bartlett
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
40 people indexed on this census page (nara:1940:m-t0627-02547-00287)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gonzalo Munoz | 35 | Brother | S. J. Messenger | Puerto Rico |
| 2 | Margarita Munoz | 30 | Sister-in-law | — | Puerto Rico |
| 3 | Jorge Munoz | 7 | Nephew | — | New York |
| 4 | John Munoz | 4 | Nephew | — | New York |
| 5 | Mary Munoz | 0 | Niece | — | New York |
| 6 | Luis Munoz | 24 | Brother | Chauffeur | Puerto Rico |
| 7 | Camelia Gonzalez | 27 | Lodge | Baker | Puerto Rico |
| 8 | George Gonzalez | 5 | Lodge | Nurse | Puerto Rico |
| 9 | James Bartlett | 44 | Head | Sugar Refiner | Puerto Rico |
| 10 | Corina Bartlett | 33 | Wife | — | New York |
| 11 | Verona Bartlett | 17 | Daughter | — | New York |
| 12 | Mary L. Bartlett THIS PERSON | 15 | Daughter | — | New York |
| 13 | Herbert Bartlett | 11 | Son | — | New York |
| 14 | Leonard Bartlett | 2 | Son | — | New York |
| 15 | Corina Bartlett | 8 | Daughter | — | New York |
| 16 | Ignacio Bernabeu | 57 | Head | — | Puerto Rico |
| 17 | Josephine Bernabeu | 57 | Wife | — | Puerto Rico |
| 18 | Rafael Acevedo | 25 | Nephew | Instructor | Puerto Rico |
| 19 | John Vera | 60 | Head | Salesman | Spain |
| 20 | Marina Vera | 67 | Wife | — | Spain |
| 21 | Miguel Aneiro | 38 | Head | Candy Maker | Puerto Rico |
| 22 | Maria Aneiro | 42 | Wife | — | Puerto Rico |
| 23 | Frank Pedroza | 48 | Lodge | Candy Maker | Puerto Rico |
| 24 | Aurora A. Rivera | 42 | Head | Helper | Puerto Rico |
| 25 | Regina Rivera | 12 | Daughter | — | New York |
| 26 | Gregoria Rivera | 9 | Daughter | — | New York |
| 27 | Dora Rivera | 4 | Daughter | — | New York |
| 28 | Manuel Rivera | 26 | Brother | Candy Helper | New York |
| 29 | Borga Rozo | 52 | Head | — | Puerto Rico |
| 30 | Anjone Rozo | 28 | Son | Laborer | Puerto Rico |
| 31 | Marie Mylina | 63 | Head | — | Puerto Rico |
| 32 | Eulalia Garcia | 44 | Daughter | — | Puerto Rico |
| 33 | Leticia Prieto | 20 | Boarder | — | Puerto Rico |
| 34 | David Hauer | 61 | Head | — | Austria |
| 35 | Annie Hauer | 53 | Wife | — | Austria |
| 36 | Henrietta Hauer | 22 | Daughter | Saleslady | New York |
| 37 | Eli Weinstein | 34 | Son-in-law | — | New York |
| 38 | Helen Weinstein | 24 | Daughter | — | New York |
| 39 | Sandra Weinstein | 4 | Daughter | — | New York |
| 40 | Dorothy Noble | 26 | Daughter | Typist | 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)