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Mary Maloney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Mary Maloney across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Maloney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Class of Worker | S |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Maloney | Daughter | — | 16 | ~1924 |
| Martha Maloney | Daughter | — | 12 | ~1928 |
| David Maloney | Head | — | 53 | ~1887 |
| Paul Maloney | Son | — | 9 | ~1931 |
| Thomas Maloney | Son | — | 4 | ~1936 |
| John Maloney | Son | — | 4 | ~1936 |
| Bernard Maloney | Son | — | 21 | ~1919 |
| Francis Maloney | Son | — | 18 | ~1922 |
| Imelda Maloney | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Jefferson, Kentucky
Daughter, age 6
Jefferson, Kentucky · implied b. ~1924 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maloney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 16
Jefferson-County, Kentucky · implied b. ~1924 — 9 household members
| Surname | Maloney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Class of Worker | S |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Maloney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Maloney
Daughter · 1940 · age 16 · b. ~1924 · Kentucky
★ You are viewing this record
Sibling
Francis Maloney
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Maloney
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Maloney
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Maloney
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Maloney
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Maloney
Sibling · 1940 · age 4
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01366-00312)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence L. Brafford | 33 | Head | Salesman | Indiana |
| 2 | Geneva L. Brafford | 30 | Wife | — | Indiana |
| 3 | Carrie D. Bunch | 36 | Head | Manicurist | Kentucky |
| 4 | Walter Jr. Gindler | 26 | Head | — | Indiana |
| 5 | Laurice S. Gindler | 22 | Wife | — | Illinois |
| 6 | Edna M. Bollinger | 58 | Head | — | Indiana |
| 7 | Ralph A. White | 45 | Head | Director Of Advertising | Rhode Island |
| 8 | Dorothy P. White | 42 | Wife | — | Georgia |
| 9 | David H. Sledge | 33 | Head | President | Kentucky |
| 10 | Hardy L. Ralston | 27 | Head | Insurance Adjuster | Kentucky |
| 11 | Betty Ralston | 26 | Wife | — | Indiana |
| 12 | John D. Engler | 46 | Head | Salesman | Michigan |
| 13 | Andrew H. Morris | 61 | Head | Board Chairman | Kentucky |
| 14 | Mamie Morris | 62 | Wife | — | Kentucky |
| 15 | Charles P. Brecher | 68 | Head | Owner | Kentucky |
| 16 | Clara L. Brecher | 66 | Wife | — | Kentucky |
| 17 | Dorothy K. Brecher | 36 | Daughter | — | Kentucky |
| 18 | Edwin Weis | 41 | Head | Merchant | Kentucky |
| 19 | Ella M. Weis | 41 | Wife | — | Kentucky |
| 20 | Robert W. Weis | 19 | Son | Clerk | Kentucky |
| 21 | Rupert O. Weis | 17 | Son | — | Kentucky |
| 22 | Mary C. Weis | 14 | Daughter | — | Kentucky |
| 23 | James B. Weis | 12 | Son | — | Kentucky |
| 24 | Chester E. Weis | 11 | Son | — | Kentucky |
| 25 | Nancy A. Weis | 9 | Daughter | — | Kentucky |
| 26 | Ethel M. Weis | 7 | Daughter | — | Kentucky |
| 27 | John P. Weis | 6 | Son | — | Kentucky |
| 28 | Peggy J. Weis | 4 | Daughter | — | Kentucky |
| 29 | Gustave A. Heuser | 61 | Head | President | Kentucky |
| 30 | Anna Heuser | 59 | Wife | — | Kentucky |
| 31 | Matilda Vogt | 82 | Mother-in-law | — | Kentucky |
| 32 | David J. Maloney | 53 | Head | President | Kentucky |
| 33 | Imelda Maloney | 50 | Wife | — | Kentucky |
| 34 | Bernard Maloney | 21 | Son | Clerk | Kentucky |
| 35 | Francis Maloney | 18 | Son | — | Kentucky |
| 36 | Mary Maloney THIS PERSON | 16 | Daughter | — | Kentucky |
| 37 | Martha Maloney | 12 | Daughter | — | Kentucky |
| 38 | Paul Maloney | 9 | Son | — | Kentucky |
| 39 | John Maloney | 4 | Son | — | Kentucky |
| 40 | Thomas Maloney | 4 | Son | — | Kentucky |
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)