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Mary Malone — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Malone across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Malone |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Automobile Co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1200 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Bookkeeper |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Malone | Daughter | — | 25 | ~1915 |
| Katherine Malone | Daughter | — | 31 | ~1909 |
| Mary Malone | Head | — | 53 | ~1887 |
| Vincent Malone | Son | — | 14 | ~1926 |
| James Malone | Son | — | 22 | ~1918 |
| John Malone | Son | — | 18 | ~1922 |
Census Appearances
1930
Hudson, New …
Daughter, age 15
Hudson, New Jersey · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Milone |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Daughter, age 25
Hudson-County, New Jersey · implied b. ~1915 — 6 household members
| Surname | Malone |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Bookkeeper |
| Industry | Automobile Co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1200 |
| Highest Grade | H-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 Malone across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Malone
Daughter · 1940 · age 25 · b. ~1915 · New Jersey
★ You are viewing this record
Sibling
Katherine Malone
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Malone
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Malone
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Malone
Sibling · 1940 · age 18
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-t0627-02404-00080)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Hamilton | 26 | Head | Paper Maker | New Jersey |
| 42 | Violet Hamilton | 25 | Wife | — | New Jersey |
| 43 | Margaret Hamilton | 6 | Daughter | — | New Jersey |
| 44 | James Hamilton | 1 | Son | — | New Jersey |
| 45 | Bernard Pfaff | 38 | Head | Carpenter | Germany |
| 46 | Clara Pfaff | 38 | Wife | — | Germany |
| 47 | Joseph Pfaff | 5 | Son | — | New Jersey |
| 48 | Emma Pfaff | 3 | Daughter | — | New Jersey |
| 49 | Frank Gorecki | 37 | Head | Laborer | Poland |
| 50 | Hattie Gorecki | 37 | Wife | Operator | New Jersey |
| 51 | Frances Gorecki | 16 | Daughter | — | New Jersey |
| 52 | Madeline Gorecki | 9 | Daughter | — | New Jersey |
| 53 | Frances Kranik | 64 | Mother-in-law | — | Poland |
| 54 | Benjamin Strupezewski | 49 | Head | Carpenter | Poland |
| 55 | Sophie Strupezewski | 43 | Wife | — | Poland |
| 56 | Chester Strupezewski | 23 | Son | Laborer | New Jersey |
| 57 | Irene Strupezewski | 18 | Daughter | — | New Jersey |
| 58 | Mary Malone | 53 | Head | — | New Jersey |
| 59 | Katherine Malone | 31 | Daughter | Clerk | New Jersey |
| 60 | Mary Malone THIS PERSON | 25 | Daughter | Bookkeeper | New Jersey |
| 61 | James Malone | 22 | Son | Installer | New Jersey |
| 62 | John Malone | 18 | Son | Clerk | New Jersey |
| 63 | Vincent Malone | 14 | Son | — | New Jersey |
| 64 | John Edward Carlock | 30 | Head | — | New Jersey |
| 65 | Martha Carlock | 29 | Wife | Secretary | New Jersey |
| 66 | Barnett Katz | 53 | Head | Contractor | Russia |
| 67 | Lena Katz | 48 | Wife | — | Russia |
| 68 | Jacob Katz | 29 | Son | Salesman | Russia |
| 69 | Anna Katz | 27 | Daughter | Operator | Russia |
| 70 | Samuel Kurtz | 31 | Head | Manager | New York |
| 71 | Ruth Kurtz | 27 | Wife | — | New York |
| 72 | Honore Claire Kurtz | 3 | Daughter | — | New York |
| 73 | Frederick Conte | 35 | Head | Fitter | Italy |
| 74 | Lena Conte | 32 | Wife | — | Italy |
| 75 | Anna Conte | 13 | Daughter | — | Italy |
| 76 | Nicholas Conte | 11 | Son | — | New Jersey |
| 77 | Rosario Conte | 10 | Son | — | New Jersey |
| 78 | Carlo Conte | 7 | Son | — | New Jersey |
| 79 | Grace Conte | 7 | Daughter | — | New Jersey |
| 80 | Lena Conte | 4 | 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)