MR
Mary Rooney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richmond-County, New York
Our Model Tree links this Mary Rooney across the 1930 and 1940 US Censuses in Richmond-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 10-person household.
Age 20
b. ~1920
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Richmond-County, New York |
| Surname | Rooney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Richmond Boro |
| 1935 Residence (County) | Richmond |
| Additional Details | |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 192 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Waitress |
| Township / Ward | Richmond Boro |
| Est. Birth Year | ~1920 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Rooney | Son | — | 25 | ~1915 |
| Margaret Zaborowski | Daughter | — | 24 | ~1916 |
| Anna Rooney | Daughter | — | 22 | ~1918 |
| Anne Rooney | Spouse | — | 42 | ~1898 |
| Anthony Zaborowski | Son | — | 4 | ~1936 |
| Mary Rooney | Daughter | — | 20 | ~1920 |
| John Rooney | Head | — | 48 | ~1892 |
| Thomas Rooney | Son | — | 15 | ~1925 |
| William Rooney | Son | — | 10 | ~1930 |
| Helen Rooney | Daughter | — | 17 | ~1923 |
Census Appearances
1930
New York, …
Daughter, age 10
New York, New York · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rooney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland-South |
| Mother's Birthplace | Ireland-South |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Richmond-County, New …
Daughter, age 20
Richmond-County, New York · implied b. ~1920 — 10 household members
| Surname | Rooney |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Richmond Boro |
| 1935 Residence (County) | Richmond |
| Occupation | Waitress |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 192 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Rooney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Rooney
Daughter · 1940 · age 20 · b. ~1920 · New York
★ You are viewing this record
Sibling
John Rooney
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Rooney
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Rooney
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Rooney
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Zaborowski
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Zaborowski
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Rooney
Sibling · 1940 · age 10
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 — Richmond-County, New York
Open full size
1940 US Federal Census — Richmond-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02760-00782)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William B Trewhella | 46 | Head | Broker | New York |
| 42 | Agnes Trewhella | 45 | Wife | Housewife | New York |
| 43 | Marjorie Trewhella | 18 | Daughter | New Worker | New York |
| 44 | Robert Trewhella | 16 | Son | — | New York |
| 45 | John Brennan | 57 | Head | Building Inspector | New York |
| 46 | Margaret Brennan | 51 | Wife | Housewife | New York |
| 47 | Ruth Brennan | 14 | Daughter | — | New York |
| 48 | Jacob J Elazer | Clazer | 59 | Head | Salesman | New York |
| 49 | Jane Elazer | Clazer | 56 | Wife | Housewife | New York |
| 50 | John Elazer | Clazer | 28 | Son | Salesman | New York |
| 51 | Walter Elazer | Clazer | 27 | Son | Clerk | New York |
| 52 | Arthur Elazer | Clazer | 20 | Son | Chauffeur | New York |
| 53 | John Rooney | 48 | Head | Manager | New York |
| 54 | Anne Rooney | 42 | Wife | Housewife | New York |
| 55 | John Jr Rooney | 25 | Son | Salesman | New York |
| 56 | Anna Rooney | 22 | Daughter | Telephone Oper. | New York |
| 57 | Mary Rooney THIS PERSON | 20 | Daughter | Waitress | New York |
| 58 | Helen Rooney | 17 | Daughter | Telephone Oper. | New York |
| 59 | Thomas Rooney | 15 | Son | — | New York |
| 60 | William Rooney | 10 | Son | — | New York |
| 61 | Margaret Zaborowski | 24 | Daughter | Waitress | New York |
| 62 | Anthony Zaborowski | 4 | Son | — | New York |
| 63 | — | None | — | — | — |
| 64 | James Deluise | 30 | Head | Laborer | New York |
| 65 | Josephine Deluise | 29 | Wife | Housewife | New York |
| 66 | Anthony Deluise | 6 | Son | — | New York |
| 67 | Salvatore Deluise | 3 | Son | — | New York |
| 68 | Harry Lamarra | 42 | Head | Driver | Italy |
| 69 | Anna Lamarra | 38 | Wife | Housewife | Italy |
| 70 | Rosaline A Lamarra | 20 | Daughter | Machine Oper. | New York |
| 71 | Anthony Lamarra | 18 | Son | New Worker | New York |
| 72 | Benjamin Lamarra | 16 | Son | New Worker | New York |
| 73 | Marie Lamarra | 14 | Daughter | Housewife | New York |
| 74 | Florence Lamarra | 11 | Daughter | — | New York |
| 75 | Edward Klumbach | 52 | Head | Deckhand | New York |
| 76 | Betty Klumbach | 52 | Wife | Housewife | Scotland |
| 77 | William Otten | 40 | Head | Deckhand | New York |
| 78 | Selena Otten | 43 | Wife | Housewife | New York |
| 79 | William Otten | 20 | Son | Mechanic Helper | New York |
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)