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Mary Mulligan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Mulligan across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Kearny Town |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Operator |
| Industry | Radio Bulbs |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 351 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Operator |
| Township / Ward | Kearny Town |
| Est. Birth Year | ~1917 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hannah Mulligan | Daughter | — | 21 | ~1919 |
| Clair Mulligan | Daughter | — | 16 | ~1924 |
| William Mulligan | Son | — | 22 | ~1918 |
| Edward Mulligan | Head | — | 48 | ~1892 |
| Anna Mulligan | Spouse | — | 43 | ~1897 |
| Mary Mulligan | Daughter | — | 23 | ~1917 |
| Cecelia Mulligan | Daughter | — | 15 | ~1925 |
| Helen Mulligan | Daughter | — | 19 | ~1921 |
| Rita Mulligan | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Hudson, New …
Daughter, age 12
Hudson, New Jersey · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York State |
| Mother's Birthplace | New York State |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Daughter, age 23
Hudson-County, New Jersey · implied b. ~1917 — 9 household members
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Kearny Town |
| 1935 Residence (County) | Hudson |
| Occupation | Operator |
| Industry | Radio Bulbs |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 351 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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.
Show:
This person
Anchor record
Mary Mulligan
Daughter · 1940 · age 23 · b. ~1917 · New Jersey
★ You are viewing this record
Sibling
Cecelia Mulligan
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clair Mulligan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Mulligan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mulligan
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hannah Mulligan
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mulligan
Sibling · 1940 · age 22
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02350-00131)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Centanni | 44 | Wife | Housewife | New Jersey |
| 42 | Maria Centanni | 8 | Daughter | — | New Jersey |
| 43 | Vincent Centanni | 3 | Son | — | New Jersey |
| 44 | Edward Mulligan | 48 | Head | Conductor | New Jersey |
| 45 | Anna Mulligan | 43 | Wife | Housewife | New Jersey |
| 46 | Mary Mulligan THIS PERSON | 23 | Daughter | Operator | New Jersey |
| 47 | William Mulligan | 22 | Son | Clerk | New Jersey |
| 48 | Hannah Mulligan | 21 | Daughter | Operator | New Jersey |
| 49 | Helen Mulligan | 19 | Daughter | New Worker | New Jersey |
| 50 | Clair Mulligan | 16 | Daughter | — | New Jersey |
| 51 | Cecelia Mulligan | 15 | Daughter | — | New Jersey |
| 52 | Rita Mulligan | 10 | Daughter | — | New Jersey |
| 53 | William Luber | 35 | Head | Bus Driver | New Jersey |
| 54 | Jennie Luber | 27 | Wife | Housewife | New Jersey |
| 55 | Shirley Luber | 11 | Daughter | — | New Jersey |
| 56 | Gloria Luber | 8 | Daughter | — | New Jersey |
| 57 | James Downey | 46 | Head | Mechanic | Scotland |
| 58 | Mary Downey | 48 | Wife | Housewife | Scotland |
| 59 | James P. Downey | 10 | Son | — | New Jersey |
| 60 | John Downey | 9 | Son | — | New Jersey |
| 61 | Mary Downey | 5 | Daughter | — | New Jersey |
| 62 | Robert J. Downey | 2 | Son | — | New Jersey |
| 63 | Archibald Mcewan | 46 | Head | Laborer | Scotland |
| 64 | Mary Mcewan | 46 | Wife | Housewife | Scotland |
| 65 | Jean Mcewan | 23 | Daughter | Typist | Scotland |
| 66 | William Mcewan | 20 | Son | Wrapper | Scotland |
| 67 | Andrew Mcewan | 19 | Son | New Worker | Scotland |
| 68 | Archibald Mcewan | 12 | Son | — | New Jersey |
| 69 | James Robertson | 54 | Brother | Laborer | Scotland |
| 70 | Henry Stutz | 42 | Head | Electrician | Pennsylvania |
| 71 | Victoria Stutz | 40 | Wife | Housewife | Pennsylvania |
| 72 | Walter Stutz | 20 | Son | New Worker | Pennsylvania |
| 73 | Henry Stutz | 16 | Son | — | New Jersey |
| 74 | Thomas Mcintyre | 38 | Head | Butcher | New Jersey |
| 75 | Julia Mcintyre | 50 | Wife | Housewife | New Jersey |
| 76 | Elizabeth Brewster | 28 | Daughter | Telephone Oper | New Jersey |
| 77 | Harrington Hood | 38 | Head | Operator | New Jersey |
| 78 | Elizabeth Maroney | 68 | Mother | — | Ireland |
| 79 | Salvatore Padovelo | 51 | Head | Truck Driver | Italy |
| 80 | Louise Padovelo | 47 | Wife | Housewife | New Jersey |
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)