MK
Mary Kane — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Kane across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Christopher & Julia — first a daughter (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Kane |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Policy Writer |
| Industry | Casualty Ins. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Policy Writer |
| Township / Ward | Jersey City |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Catherine Kane | Daughter | — | 30 | ~1910 |
| Mary Kane | Daughter | — | 31 | ~1909 |
| Bridget Kane | Head | — | 55 | ~1885 |
| Edward Kane | Son | — | 27 | ~1913 |
Census Appearances
1920
Hudson, New …
Daughter, age 9
Hudson, New Jersey · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keane |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| 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 …
Daughter, age 20
Hudson, New Jersey · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keane |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New Jersey |
| Occupation | Baser |
| Industry | Lamp Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Daughter, age 31
Hudson-County, New Jersey · implied b. ~1909 — 4 household members
| Surname | Kane |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| Occupation | Policy Writer |
| Industry | Casualty Ins. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | Hs 4 |
| 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 Kane across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Christopher Keane (~0.92 confidence) and mother Julia Keane (~0.92 confidence) and mother Bridget Kane (~0.92 confidence) and mother Julia Keane (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Christopher Keane
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Julia Keane
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Bridget Kane
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Julia Keane
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Kane
Daughter · 1940 · age 31 · b. ~1909 · New Jersey
★ You are viewing this record
Sibling
Catherine Kane
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Kane
Sibling · 1940 · age 27
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-t0627-02402-00176)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Samuel A Cohen | 34 | head | Medical Doctor | New York |
| 42 | Ursula Cohen | 27 | wife | — | Pennsylvania |
| 43 | Morris Lurget | 56 | head | Foreman | Russia |
| 44 | Esther Lurget | 55 | wife | — | Russia |
| 45 | Charles Lurget | 20 | son | Floor Boy | New Jersey |
| 46 | Samuel Prince | 29 | lodger | Salesman | Poland |
| 47 | Bridget Kane | 55 | head | — | Eire |
| 48 | Mary Kane THIS PERSON | 31 | daughter | Policy Writer | New Jersey |
| 49 | Catherine Kane | 30 | daughter | Bill Clerk | New Jersey |
| 50 | Edward Kane | 27 | son | Core Maker | New Jersey |
| 51 | Margaret Rustay | 52 | head | — | New Jersey |
| 52 | Adele Blakey | 54 | sister | Bookkeeper | New Jersey |
| 53 | Anne Blakey | 41 | sister | — | New Jersey |
| 54 | Mary Blakey | 46 | sister | Freight Agent | New Jersey |
| 55 | Eugene O'Reilly | 49 | lodger | Ice Dealer | Eire |
| 56 | Ila B Lailonde | 29 | head | Supervisor | Maryland |
| 57 | Ann Reid | 26 | inmate | Supervisor | New Jersey |
| 58 | Salvatore La Corte | 9 | inmate | — | Italy |
| 59 | Joseph La Corte | 7 | inmate | — | New Jersey |
| 60 | Evelyn Robinson | 11 | inmate | — | New Jersey |
| 61 | Delbert Foster | 13 | inmate | — | California |
| 62 | Benjamin Collins | 46 | head | Janitor | Pennsylvania |
| 63 | Harva Collins | 43 | wife | Painter | Pennsylvania |
| 64 | Ruth Collins | 26 | daughter | Cleaner | Pennsylvania |
| 65 | Mildred Collins | 18 | daughter | Ironing | Pennsylvania |
| 66 | Russell Collins | 17 | son | Paper Cutter | Pennsylvania |
| 67 | Marion Collins | 16 | daughter | — | Pennsylvania |
| 68 | Natalie Collins | 9 | daughter | — | New Jersey |
| 69 | Robert Collins | 5 | son | — | New Jersey |
| 70 | Benjamin Woolsey | 8 | grandson | — | New Jersey |
| 71 | George Liming | 54 | head | Watchman | New Jersey |
| 72 | Bella Liming | 50 | wife | — | New Jersey |
| 73 | George Shea | 32 | son in law | Laborer | New Jersey |
| 74 | Grace Shea | 22 | daughter | — | New Jersey |
| 75 | George F Shea | 4 | grandson | — | New Jersey |
| 76 | Thomas Shea | 2 | grandson | — | New Jersey |
| 77 | Theodore Liming | 28 | son | Truck Driver | New Jersey |
| 78 | Anna Mahoney | 33 | lodger | Housekeeper | New Jersey |
| 79 | Philip Marsh | 36 | head | Painter | New York |
| 80 | Margaret Marsh | 35 | wife | — | New Jersey |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 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)