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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 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 4-person household.
Age 59
b. ~1881
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | New Jersey |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | New Jersey |
| Est. Birth Year | ~1881 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| J Mulligan | Son | — | 28 | ~1912 |
| James Mulligan | Son | — | 20 | ~1920 |
| Mary Mulligan | Spouse | — | 59 | ~1881 |
| Thomas Mulligan | Head | — | 60 | ~1880 |
Census Appearances
1920
Hudson, New …
Spouse, age 38
Hudson, New Jersey · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Spouse, age 48
Hudson, New Jersey · implied b. ~1882 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 16 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Spouse, age 59
Hudson-County, New Jersey · implied b. ~1881 — 4 household members
| Surname | Mulligan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | New Jersey |
| 1935 Residence (County) | Hudson |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mulligan
Spouse · 1940 · age 59 · b. ~1881 · New Jersey
★ You are viewing this record
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-t0627-02407-00466)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Wilks | 27 | Daughter | Stenographer | Connecticut |
| 2 | Martin Simpf | 55 | Head | Grinder | Hungary |
| 3 | Catherine Simpf | 49 | Wife | — | Hungary |
| 4 | Mary Simpf | 27 | Daughter | File Clerk | New Jersey |
| 5 | Theresa Simpf | 25 | Daughter | Stock Clerk | New Jersey |
| 6 | Helen Simpf | 23 | Daughter | Operator | New Jersey |
| 7 | Katherine Simpf | 22 | Daughter | Trained Nurse | New Jersey |
| 8 | James Lockwood | 68 | Head | — | Massachusetts |
| 9 | Frances Lockwood | 65 | Wife | — | Wales |
| 10 | Mary C. Lockwood | 31 | Daughter | Stock Clerk | New Jersey |
| 11 | Fred Reibis | 61 | Head | Kneeler | Poland |
| 12 | Carrie Reibis | 51 | Wife | — | Poland |
| 13 | Edward Reibis | 26 | Son | Laborer | New Jersey |
| 14 | Emma Reibis | 20 | Daughter | Clerical Worker | New Jersey |
| 15 | Phillip Reibis | 7 | Grandson | — | New Jersey |
| 16 | Steve Kovalack | 67 | Head | Night Watchman | Poland |
| 17 | Minnie Kovalack | 24 | Daughter | Stenographer | New Jersey |
| 18 | Thomas Mulligan | 60 | Head | Bartender | New Jersey |
| 19 | Mary Mulligan THIS PERSON | 59 | Wife | — | New Jersey |
| 20 | J. Thomas Mulligan | 28 | Son | Laborer | New Jersey |
| 21 | James Mulligan | 20 | Son | Stock Clerk | New Jersey |
| 22 | Frank Mulligan | 30 | Head | — | New Jersey |
| 23 | Lena Mulligan | 27 | Wife | — | New York |
| 24 | Thomas Mulligan | 10 | Son | — | New Jersey |
| 25 | Frank Mulligan | 7 | Son | — | New Jersey |
| 26 | James Shanahan | 42 | Head | — | New Jersey |
| 27 | Catherine Shanahan | 39 | Wife | — | Irish Free State |
| 28 | Jas James Shanahan | 11 | Son | — | New Jersey |
| 29 | Robert Shanahan | 9 | Son | — | New Jersey |
| 30 | Thomas Shanahan | 47 | Brother | — | New Jersey |
| 31 | Charles Stewart | 55 | Head | Machinist | New Jersey |
| 32 | Gabriela Stewart | 49 | Wife | — | New Jersey |
| 33 | Clara Stewart | 20 | Daughter | Typist | New York |
| 34 | John Stewart | 18 | Son | — | New York |
| 35 | George Puskash | 55 | Head | Carpenter | Hungary |
| 36 | Katherine Puskash | 55 | Wife | — | Hungary |
| 37 | Joseph Puskash | 31 | Son | Electrician | Pennsylvania |
| 38 | George Puskash | 26 | Son | Ship Fitter | New Jersey |
| 39 | Katherine Puskash | 25 | Daughter | — | Pennsylvania |
| 40 | Helen Puskash | 20 | Daughter | — | 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)