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Mary Wallace — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Mary Wallace across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 4-person household.
Age 47
b. ~1893
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Wallace |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York City |
| Est. Birth Year | ~1893 |
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 |
|---|---|---|---|---|
| Cecilia Wallace | Daughter | — | 19 | ~1921 |
| William Wallace | Head | — | 49 | ~1891 |
| William Wallace | Son | — | 23 | ~1917 |
| Mary Wallace | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Kings, New …
Spouse, age 25
Kings, New York · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Spouse, age 36
Kings, New York · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Spouse, age 47
Kings-County, New York · implied b. ~1893 — 4 household members
| Surname | Wallace |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Wallace across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Wallace
Spouse · 1940 · age 47 · b. ~1893 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02567-00096)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Arthur Agoglia | 43 | Head | Mortician | New York |
| 42 | Florence Agoglia | 40 | Wife | — | New York |
| 43 | Amelia Agoglia | 20 | Daughter | — | New York |
| 44 | Valerie Agoglia | 10 | Daughter | — | New York |
| 45 | William Wallace | 49 | Head | Custodian | New York |
| 46 | Mary E. Wallace THIS PERSON | 47 | Wife | — | New York |
| 47 | William J. Wallace | 23 | Son | Salesman | New York |
| 48 | Cecilia Wallace | 19 | Daughter | Typist | New York |
| 49 | Michael J. Boylan | 49 | Head | Mechanic | Northern Ireland |
| 50 | Mary Boylan | 49 | Wife | — | Northern Ireland |
| 51 | James Boylan | 20 | Son | Clerk | New York |
| 52 | Phillip Boylan | 15 | Son | — | New York |
| 53 | John Keaney | 54 | Brother | Conductor | Northern Ireland |
| 54 | Francis Cunningham | 60 | Head | Clerk | Irish Free State |
| 55 | Sarah Cunningham | 52 | Wife | — | Ireland |
| 56 | Samuel Brisick | 55 | Lodger | Mechanic | Yugoslavia |
| 57 | Anton Steiner | 59 | Head | Fireman | Austria |
| 58 | Marie Steiner | 58 | Wife | — | Germany |
| 59 | Emerald Steiner | 29 | Daughter | Binder | New York |
| 60 | Frederick Ott | 60 | Brother-in-law | Laborer | Germany |
| 61 | Charles M. Roden | 41 | Lodger | — | New York |
| 62 | Nicholas Parella | 38 | Head | Sweeper | New York |
| 63 | Florence Parella | 32 | Wife | Braker | New York |
| 64 | Michael Parella | 15 | Son | — | New York |
| 65 | Marie Parella | 12 | Daughter | — | New York |
| 66 | Josephine Rizzo | 46 | Head | Candy Packer | New York |
| 67 | Margaret Rizzo | 27 | Daughter | Wire Quiller | New York |
| 68 | Anita Rizzo | 22 | Daughter | Wire Quiller | New York |
| 69 | Florence Rizzo | 20 | Daughter | Dressmaker | New York |
| 70 | Michael Rizzo | 18 | Son | — | New York |
| 71 | Robert Rizzo | 7 | Son | — | New York |
| 72 | Anna Parella | 64 | Grandmother | — | Italy |
| 73 | Anthony Broncella | 43 | Head | Oilman | Italy |
| 74 | Stephanie Broncella | 30 | Wife | — | Yugoslavia |
| 75 | Anthony Broncella | 5 | Son | — | New York |
| 76 | Frances Broncella | 4 | Daughter | — | New York |
| 77 | Egidis Carlovich | 13 | Nephew | — | New York |
| 78 | Angelo Danaloro | 35 | Head | Attendant Messenger | New York |
| 79 | Rose Danaloro | 34 | Wife | — | New York |
| 80 | James Danaloro | 4 | Son | — | New York |
Related Census Records
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)