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John Mulligan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Passaic-County, New Jersey
Our Model Tree links this John Mulligan across the 1920, 1930 and 1940 US Censuses in Passaic-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & Jessie — first a son (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Passaic-County, New Jersey |
| Surname | Mulligan |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Totowa Borough |
| 1935 Residence (County) | Passaic |
| Additional Details | |
| Occupation | Accountant |
| Industry | Lumber Dealer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Accountant |
| Township / Ward | Totowa Borough |
| Est. Birth Year | ~1908 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Mulligan | Son | — | 32 | ~1908 |
| Massie Mulligan | Spouse | — | 66 | ~1874 |
| John Mulligan | Head | — | 66 | ~1874 |
| Frank Mulligan | Son | — | 37 | ~1903 |
| Ella Mulligan | Daughter | — | 23 | ~1917 |
Census Appearances
1920
Passaic, New …
Son, age 11
Passaic, New Jersey · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Milligan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| 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
Passaic, New …
Son, age 21
Passaic, New Jersey · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Milligan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Auditor |
| Industry | General |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Passaic-County, New …
Son, age 32
Passaic-County, New Jersey · implied b. ~1908 — 5 household members
| Surname | Mulligan |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Totowa Borough |
| 1935 Residence (County) | Passaic |
| Occupation | Accountant |
| Industry | Lumber Dealer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1040 |
| Highest Grade | H 1 |
| 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 John Mulligan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Milligan (~0.92 confidence) and mother Jessie Milligan (~0.92 confidence) and mother Massie Mulligan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Milligan
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Jessie Milligan
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Massie Mulligan
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Mulligan
Son · 1940 · age 32 · b. ~1908 · New Jersey
★ You are viewing this record
Sibling
Ella Mulligan
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mulligan
Sibling · 1940 · age 37
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 — Passaic-County, New Jersey
Open full size
1940 US Federal Census — Passaic-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02379-00379)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward J. Kirshner | 38 | Head | Meter Tester | New Jersey |
| 2 | Anna Kirshner | 36 | Wife | — | New Jersey |
| 3 | Edna Kirshner | 15 | Daughter | — | New Jersey |
| 4 | Carl Kirshner | 8 | Son | — | New Jersey |
| 5 | Richard Kirshner | 6 | Son | — | New Jersey |
| 6 | Joan Kirshner | 1 | Daughter | — | New Jersey |
| 7 | John P. Prall | 36 | Head | Outside Salesman | New Jersey |
| 8 | Irma Prall | 35 | Wife | — | New Jersey |
| 9 | Ralph Prall | 10 | Son | — | New Jersey |
| 10 | Evan C. Moore | 32 | Head | Funeral Director | New Jersey |
| 11 | Paula Moore | 29 | Wife | — | New Jersey |
| 12 | Paula Moore | 5 | Daughter | — | New Jersey |
| 13 | Emil Pickton | 36 | Head | Jewelry Case | Germany |
| 14 | Dorothy Pickton | 29 | Wife | — | New Jersey |
| 15 | Dorothy Pickton | 7 | Daughter | — | New Jersey |
| 16 | William Pickton | 5 | Son | — | New Jersey |
| 17 | Annie Green | 73 | Head | — | New York |
| 18 | Ada Green | 45 | Daughter | — | New York |
| 19 | Josephine Drew | 42 | Head | — | New Jersey |
| 20 | Josephine Drew | 19 | Daughter | Telephone Operator | New Jersey |
| 21 | Albert Drew | 6 | Son | — | New Jersey |
| 22 | John Mulligan | 66 | Head | Jacquard Weaver | New Jersey |
| 23 | Massie Mulligan | 66 | Wife | — | New Jersey |
| 24 | Frank Mulligan | 37 | Son | Jacquard Weaver | New Jersey |
| 25 | John Jr. Mulligan THIS PERSON | 32 | Son | Accountant | New Jersey |
| 26 | Ella Mulligan | 23 | Daughter | Collar Fuser | New Jersey |
| 27 | George Cole | 37 | Head | Wine Yard Checker | New York |
| 28 | Marguerite Cole | 37 | Wife | — | New York |
| 29 | Marguerite Cole | 16 | Daughter | — | New Jersey |
| 30 | Frank G. Muarsh | 69 | Head | — | Wisconsin |
| 31 | Mary Muarsh | 54 | Wife | Head Librarian | New Jersey |
| 32 | Maude Robinson | 82 | Cousin | — | Pennsylvania |
| 33 | Harold Datcher | 29 | Head | Letter Carrier | New Jersey |
| 34 | Jeannette Datcher | 28 | Wife | — | New Jersey |
| 35 | Janet Datcher | 1 | Daughter | — | New Jersey |
| 36 | William De Haan | 37 | Head | Route Foreman - Driver | New Jersey |
| 37 | Ethel De Haan | 35 | Wife | — | New Jersey |
| 38 | Betty De Haan | 14 | Daughter | — | New Jersey |
| 39 | William R. De Haan | 1 | Son | — | New Jersey |
| 40 | Arthur Rodgers | 55 | Head | Iron Designer | England |
Related Census Records
Pedigree Summary
John + 2 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)