MK
Mary Keenan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Mary Keenan across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Keenan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Kearny town |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Kearny Town |
| Est. Birth Year | ~1926 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Clara Keenan | Spouse | — | 35 | ~1905 |
| Eleanor Keenan | Daughter | — | 5 | ~1935 |
| Kathleen Keenan | Daughter | — | 9 | ~1931 |
| Clara Keenan | Daughter | — | 11 | ~1929 |
| Thomas Keenan | Head | — | 35 | ~1905 |
| Mary Keenan | Daughter | — | 14 | ~1926 |
| Margaret Keenan | Daughter | — | 13 | ~1927 |
| Thomas Keenan | Son | — | 2 | ~1938 |
Census Appearances
1930
Hudson, New …
Daughter, age 3
Hudson, New Jersey · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kenen |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Daughter, age 14
Hudson-County, New Jersey · implied b. ~1926 — 8 household members
| Surname | Keenan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Kearny town |
| 1935 Residence (County) | Hudson |
| 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 Mary Keenan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Keenan
Daughter · 1940 · age 14 · b. ~1926 · New Jersey
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Sibling
Margaret Keenan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Keenan
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Keenan
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Keenan
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Keenan
Sibling · 1940 · age 5
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-t0627-02350-00198)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas P. Keenan | 35 | Head | Retail Del. Beer | New Jersey |
| 2 | Clara Keenan | 35 | Wife | — | California |
| 3 | Mary Keenan THIS PERSON | 14 | Daughter | — | New Jersey |
| 4 | Margaret Keenan | 13 | Daughter | — | New Jersey |
| 5 | Clara Keenan | 11 | Daughter | — | New Jersey |
| 6 | Kathleen Keenan | 9 | Daughter | — | New Jersey |
| 7 | Eleanor Keenan | 5 | Daughter | — | New Jersey |
| 8 | Thomas Jr. Keenan | 2 | Son | — | New Jersey |
| 9 | Salvatore Tomaso | 34 | Head | Retail Fruit & Veg. | Italy |
| 10 | Nellie Tomaso | 27 | Wife | — | Italy |
| 11 | Frank Tomaso | 1 | Son | — | New Jersey |
| 12 | John Mcpaul | 36 | Head | Electrician | Maine |
| 13 | Ida Mcpaul | 37 | Wife | — | New Jersey |
| 14 | Madeline Mcpaul | 2 | Daughter | — | New Jersey |
| 15 | James Hardy | 52 | Head | Paint Mixer | Scotland |
| 16 | Agnes Hardy | 51 | Wife | — | Scotland |
| 17 | Ellen Dunbar | 69 | Lodger | — | Scotland |
| 18 | George Rundrales | 47 | Head | Barber | Lithuania |
| 19 | Flora Rundrales | 35 | Wife | Laundress | Penn. |
| 20 | Frank Rundrales | 25 | Brother-in-law | New Worker | Penn. |
| 21 | Sarah A. Jenkins | 53 | Head | — | S. Wales |
| 22 | Clifford Jenkins | 24 | Son | Draftsman | S. Wales |
| 23 | Cady Jenkins | 26 | Daughter | Splicer | S. Wales |
| 24 | Melva Jenkins | 18 | Daughter | — | S. Wales |
| 25 | William Middleton | 37 | Head | Butcher | Scotland |
| 26 | Margaret Middleton | 35 | Wife | — | Scotland |
| 27 | Thomas Middleton | 10 | Son | — | Scotland |
| 28 | Margaret Middleton | 2 | Daughter | — | New Jersey |
| 29 | Annabelle Reid | 40 | Head | School Teacher | New Jersey |
| 30 | Margaret Reid | 37 | Sister | Stenographer | New Jersey |
| 31 | Jessie E. Reid | 27 | Sister | Typist | New Jersey |
| 32 | Alfred Welfred | 38 | Head | Retail Del. Beer | England |
| 33 | Laura Welfred | 37 | Wife | — | New Jersey |
| 34 | Wilfred Welfred | 13 | Son | — | New Jersey |
| 35 | Norma Welfred | 9 | Daughter | — | New Jersey |
| 36 | Gladys Welfred | 2 | Daughter | — | New Jersey |
| 37 | Alice Patterson | 33 | Head | Machine Operator | California |
| 38 | Edward Patterson | 13 | Son | — | New Jersey |
| 39 | Patricia Patterson | 11 | Daughter | — | New Jersey |
| 40 | Marie J. Gregg | 55 | Mother | — | Georgia |
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)