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Mary Mulligan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this Mary Mulligan across the 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1909), then head of a 10-person household.
Age 31
b. ~1909
Female
Spouse
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Bx Bronx |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Township / Ward | New York |
| Est. Birth Year | ~1909 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Patricia Mulligan | Daughter | — | 7 | ~1933 |
| Jean Mulligan | Daughter | — | 10 | ~1930 |
| Margaret Mulligan | Daughter | — | 2 | ~1938 |
| Vincent Mulligan | Son | — | 5 | ~1935 |
| William Mulligan | Son | — | 8 | ~1932 |
| Charles Mulligan | Head | — | 39 | ~1901 |
| Dorothy Mulligan | Daughter | — | 6 | ~1934 |
| Charles Mulligan | Son | — | 12 | ~1928 |
| James Mulligan | Son | — | 9 | ~1931 |
| Mary Mulligan | Spouse | — | 31 | ~1909 |
Census Appearances
1930
New York, …
Other, age 21
New York, New York · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Irish Free State |
| Naturalization Status | Alien |
| Year of Immigration | 1924 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Baby Nurse |
| Industry | Private Family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | irish free state |
1940
Bronx-County, New …
Spouse, age 31
Bronx-County, New York · implied b. ~1909 — 10 household members
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Bx Bronx |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 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 Mulligan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Mulligan
Spouse · 1940 · age 31 · b. ~1909 · 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 — 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-t0627-02481-00022)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clara Rosenblatt | 35 | Daughter | Book-Keeper | New York |
| 2 | Louis Rosenblatt | 23 | Son | Bus-Boy | New York |
| 3 | Bennie Kuperstein | 49 | Head | Machine Operator | Russia |
| 4 | Bessie Kuperstein | 44 | Wife | — | Russia |
| 5 | Keda Kuperstein | 22 | Daughter | Steno-Typist | New York |
| 6 | Florence Kuperstein | 16 | Daughter | — | New York |
| 7 | Minnie Bloch | 55 | Lodger | — | New York |
| 8 | Charles Mulligan | 39 | Head | Painter | New York State |
| 9 | Mary Mulligan THIS PERSON | 31 | Wife | — | Irish Free State |
| 10 | Charles Mulligan | 12 | Son | — | Michigan |
| 11 | Jean Mulligan | 10 | Daughter | — | Michigan |
| 12 | James Mulligan | 9 | Son | — | Michigan |
| 13 | William Mulligan | 8 | Son | — | New York |
| 14 | Patricia Mulligan | 7 | Daughter | — | New York |
| 15 | Dorothy Mulligan | 6 | Daughter | — | New York |
| 16 | Vincent Mulligan | 5 | Son | — | New York State |
| 17 | Margaret Mulligan | 2 | Daughter | — | New York State |
| 18 | Joseph G. Carney | 45 | Head | Electrical Operator | New York |
| 19 | Annie E. Carney | 41 | Wife | — | New York |
| 20 | Veronica Carney | 10 | Daughter | — | New York |
| 21 | Joyce Carney | 9 | Daughter | — | New York |
| 22 | Mary Carney | 72 | Mother | — | New York |
| 23 | Anton Novohradsky | 56 | Head | Tailor | Czech Slovakia |
| 24 | Mary Novohradsky | 50 | Wife | — | Czech Slovakia |
| 25 | Emil Novohradsky | 24 | Son | Electric Welder | New York |
| 26 | Eugene Paskity | 39 | Head | Contractor | Hungary |
| 27 | Eleanor Paskity | 37 | Wife | — | New York |
| 28 | Jules Paskity | 14 | Son | — | New York |
| 29 | Meyer Levy | 66 | Father-in-law | — | New York |
| 30 | Valentine Schmitt | 38 | Head | Plumber | Germany |
| 31 | Mary Schmitt | 36 | Wife | — | Germany |
| 32 | Eleanor Schmitt | 12 | Daughter | — | New York |
| 33 | Verona Schmitt | 41 | Sister | Waitress | Germany |
| 34 | Joseph Dimmig | 63 | Head | Elevator Operator | Hungary |
| 35 | Elsa Dimmig | 56 | Wife | — | Germany |
| 36 | Julian Acampora | 52 | Head | Restorer Painter | Italy |
| 37 | Italia Acampora | 48 | Wife | — | Italy |
| 38 | Julia Acampora | 15 | Son | — | New York |
| 39 | Angelo Acampora | 13 | Son | — | New York |
| 40 | Jack Zalefsky | 56 | Head | Machine Operator | 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)