MF
Mary Foley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Foley across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 5-person household.
Age 62
b. ~1878
Female
Head
Born: Ireland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Foley |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | New York City |
| Est. Birth Year | ~1878 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Foley | Daughter | — | 23 | ~1917 |
| Alice Foley | Daughter | — | 25 | ~1915 |
| Mary Foley | Head | — | 62 | ~1878 |
| Thomas Foley | Son | — | 30 | ~1910 |
| Matthew Foley | Son | — | 33 | ~1907 |
Census Appearances
1920
Kings, New …
Head, age 45
Kings, New York · implied b. ~1875 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foley |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Kings, New …
Head, age 56
Kings, New York · implied b. ~1874 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foley |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Kings-County, New …
Head, age 62
Kings-County, New York · implied b. ~1878 — 5 household members
| Surname | Foley |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Foley 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 Foley
Head · 1940 · age 62 · b. ~1878 · 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-t0627-02611-00326)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Mulqueen | 29 | Wife | — | New York |
| 2 | Charles Christopherson | 44 | Head | Motorman | New York |
| 3 | Margaret Christopherson | 24 | Wife | — | New York |
| 4 | Ralph Christopherson | 12 | Son | — | New York |
| 5 | Christopher Christopherson | 4 | Son | — | New York |
| 6 | Catherine Gorney | 38 | Sister in law | Nurse | Pennsylvania |
| 7 | Jacob Hermann | 52 | Head | Dentist | Russia |
| 8 | Hallie Hermann | 45 | Wife | — | Russia |
| 9 | Arthur Hermann | 21 | Son | — | New York |
| 10 | Lucille Hermann | 23 | Daughter | Secretary | New York |
| 11 | Yetta Fregel | 62 | Head | — | Russia |
| 12 | Samuel Rosenberg | 39 | Son-in-law | Salesman | Russia |
| 13 | Mary Rosenberg | 31 | Daughter | — | Russia |
| 14 | John Bruzzone | 29 | Head | Artist | New Jersey |
| 15 | Rose Bruzzone | 27 | Wife | — | New York |
| 16 | Geraldine Bruzzone | 3 | Daughter | — | New York |
| 17 | Edward Kindmark | 41 | Head | Painter | New York |
| 18 | Margaret Kindmark | 42 | Wife | — | New York |
| 19 | Anna Kindmark | 13 | Daughter | — | New York |
| 20 | Richard Ryan | 46 | Head | Auto Engine | New York |
| 21 | Mary Ryan | 42 | Wife | — | New York |
| 22 | Richard Ryan | 14 | Son | — | New York |
| 23 | John Ryan | 10 | Son | — | New York |
| 24 | George Cremont | 34 | Head | Porter | Mass |
| 25 | Margaret Cremont | 31 | Wife | Domestic | New York |
| 26 | Mary Foley THIS PERSON | 62 | Head | — | Ireland |
| 27 | Thomas Foley | 30 | Son | — | New York |
| 28 | Matthew Foley | 33 | Son | Skating Instruct | New York |
| 29 | Alice Foley | 25 | Daughter | Salesgirl | New York |
| 30 | Dorothy Foley | 23 | Daughter | — | New York |
| 31 | George Forbes | 49 | Head | Electrician | New York |
| 32 | Florence Forbes | 35 | Wife | — | New York |
| 33 | William Mccanley | 45 | Brother in law | Boiler Maker | New York |
| 34 | Joseph Mitchell | 53 | Head | — | New York |
| 35 | Katherine Mitchell | 40 | Wife | — | New York |
| 36 | Joseph Mitchell | 19 | Son | — | New York |
| 37 | Robert Mitchell | 17 | Son | — | New York |
| 38 | Marie Mitchell | 12 | Daughter | — | New York |
| 39 | Leonard Fugelsang | 32 | Head | Collector | New York |
| 40 | Adele Fugelsang | 31 | Wife | — | 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)