MK
Mary Kane — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Kane across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 7-person household.
Age 46
b. ~1894
Female
Head
Born: Irish Free State
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Kane |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Laborer |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 564 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Occupation | Laborer |
| Township / Ward | Brooklyn |
| Est. Birth Year | ~1894 |
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 |
|---|---|---|---|---|
| Margaret Kane | Daughter | — | 7 | ~1933 |
| Catherine Kane | Daughter | — | 10 | ~1930 |
| Mary Kane | Daughter | — | 12 | ~1928 |
| Mary Kane | Head | — | 46 | ~1894 |
| Peter Kane | Son | — | 14 | ~1926 |
| John Kane | Son | — | 6 | ~1934 |
| Mary Kane | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Kings, New …
Head, age 38
Kings, New York · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keane |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Irish Free State |
| Naturalization Status | First papers filed |
| Year of Immigration | 1914 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Industry | Home |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 30.00 |
| Radio Set | R |
| Birthplace (normalized) | irish free state |
1940
Kings-County, New …
Head, age 46
Kings-County, New York · implied b. ~1894 — 7 household members
| Surname | Kane |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Occupation | Laborer |
| Industry | Construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 564 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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 Kane across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Kane
Head · 1940 · age 46 · b. ~1894 · 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
40 people indexed on this census page (nara:1940:m-t0627-02563-00219)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Kenna | 19 | Son | Typist | New York |
| 42 | Richard Kenna | 3 | Son | — | New York |
| 43 | William Carroll | 47 | Head | Mechanic | New York |
| 44 | Jeremiah Emery | 40 | Head | Truck Driver | New York |
| 45 | Nora Emery | 36 | Wife | — | New York |
| 46 | Margaret Emery | 17 | Daughter | New Worker | New York |
| 47 | Edith Emery | 14 | Daughter | — | New York |
| 48 | Geraldine Emery | 8 | Daughter | — | New York |
| 49 | Catherine Piper | 46 | Head | Book Binder | Manhattan |
| 50 | Oscar Noren | 54 | Head | Milking | New York |
| 51 | Mary Noren | 49 | Wife | — | New York |
| 52 | Mary Kane THIS PERSON | 46 | Head | Laborer | Irish Free State |
| 53 | Mary Kane | 44 | Wife | — | Scotland |
| 54 | Peter Kane | 14 | Son | — | New York |
| 55 | Mary Kane | 12 | Daughter | — | New York |
| 56 | Catherine Kane | 10 | Daughter | — | New York |
| 57 | Margaret Kane | 7 | Daughter | — | New York |
| 58 | John Kane | 6 | Son | — | New York |
| 59 | Roswell Bronson | 71 | Head | — | New York |
| 60 | Harriet E Bronson | 61 | Wife | — | New York |
| 61 | Ellsworth E Bronson | 25 | Son | Clerical | New York |
| 62 | Helen Bronson | 28 | Daughter | — | New York |
| 63 | Joyce Frothingham | 12 | Grandchild | — | New York |
| 64 | Barbara Frothingham | 9 | Grandchild | — | New York |
| 65 | Douglas Frothingham | 6 | Grandchild | — | New York |
| 66 | John Hartofilis | 44 | Head | Cook | Greece |
| 67 | Adeline Hartofilis | 43 | Wife | Housekeeper | New York |
| 68 | Marie Trockel | 21 | Daughter | Social Worker | New York |
| 69 | Francis Trockel | 19 | Son | Laborer | New York |
| 70 | Thomas Sheridan | 64 | Head | — | New York |
| 71 | Minnie Sheridan | 56 | Wife | — | New York |
| 72 | Thomas Jr Sheridan | 28 | Son | Clerk | New York |
| 73 | Bessie Sheridan | 26 | Daughter | Clerk | New York |
| 74 | Frank Winston | 48 | Head | Serviceman | New York |
| 75 | Anne Winston | 41 | Wife | — | New York |
| 76 | William Winston | 17 | Son | — | New York |
| 77 | Kathleen Winston | 15 | Daughter | — | New York |
| 78 | Margaret Winston | 13 | Daughter | — | New York |
| 79 | Robert Winston | 11 | Son | — | New York |
| 80 | Frank Jr Winston | 8 | Son | — | 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)