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Mary Mcdermott — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Kings, New York
Our Model Tree links this Mary Mcdermott across the 1910 and 1920 US Censuses in Kings, New York (XGBoost, ~Confirmed) — first a daughter (b.~1904), then head of a 11-person household.
Age 16
b. ~1904
Female
Daughter
Born: New York
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Kings, New York |
| Surname | McDermott |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Additional Details | |
| Occupation | Packer |
| Industry | Candy Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Packer |
| Township / Ward | Borough Of Brooklyn |
| Est. Birth Year | ~1904 |
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.
11 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Phoebe Mcdermott | Daughter | — | 12 | ~1908 |
| Regina Mcdermott | Daughter | — | 6 | ~1914 |
| Emily Mcdermott | Daughter | — | 19 | ~1901 |
| Mary Mcdermott | Daughter | — | 16 | ~1904 |
| Florence Mcdermott | Daughter | — | 4 | ~1916 |
| Veronica Mcdermott | Daughter | — | 10 | ~1910 |
| Walter Mcdermott | Head | — | 42 | ~1878 |
| Mary Smith | Other | — | 62 | ~1858 |
| William Mcdermott | Son | — | 14 | ~1906 |
| Charles Mcdermott | Son | — | 8 | ~1912 |
| Emily Mcdermott | Spouse | — | 40 | ~1880 |
Census Appearances
1910
Kings, New …
Daughter, age 5
Kings, New York · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDermott |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Kings, New …
Daughter, age 16
Kings, New York · implied b. ~1904 — 11 household members
| Surname | McDermott |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Packer |
| Industry | Candy Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Mcdermott across 2 US Census years (1910 and 1920) in Kings, New York, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcdermott
Daughter · 1920 · age 16 · b. ~1904 · New York
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Sibling
William Mcdermott
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Veronica Mcdermott
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phoebe Mcdermott
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emily Mcdermott
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Regina Mcdermott
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Mcdermott
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Mcdermott
Sibling · 1920 · 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
1920 US Federal Census — Kings, New York
Open full size
1920 US Federal Census — Kings, New York
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1149unit:0539)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Schreck | 4 | Son | — | New York |
| 2 | Walter Mcdermott | 42 | Head | Driver | New York |
| 3 | Emily Mcdermott | 40 | Wife | — | New York |
| 4 | Emily Mcdermott | 19 | Daughter | Packer | New York |
| 5 | Mary Mcdermott THIS PERSON | 16 | Daughter | Packer | New York |
| 6 | William Mcdermott | 14 | Son | — | New York |
| 7 | Phoebe Mcdermott | 12 | Daughter | — | New York |
| 8 | Veronica Mcdermott | 10 | Daughter | None | New York |
| 9 | Charles Mcdermott | 8 | Son | None | New York |
| 10 | Regina Mcdermott | 6 | Daughter | None | New York |
| 11 | Florence Mcdermott | 4 | Daughter | None | New York |
| 12 | Mary Smith | 62 | Mother-in-law | None | New York |
| 13 | Ernest Rittel | 45 | Head | Waiter | Germany |
| 14 | Marie Rittel | 52 | Wife | None | Austria |
| 15 | Amelia Rittel | 73 | Mother | None | Germany |
| 16 | William Diefenbach | 38 | Head | Chauffeur | Germany |
| 17 | Lillian Diefenbach | 35 | Wife | — | New York |
| 18 | Katie Dugan | 66 | Mother-in-law | None | New York |
| 19 | John Rootskos | 38 | Head | Proprietor | Greece |
| 20 | Mary Rootskos | 23 | Wife | None | Greece |
| 21 | Louis Rootskos | 2 | Son | None | New York |
| 22 | Pauline Rootskos | 1 | Daughter | None | New York |
| 23 | Gus Rootskos | 24 | Nephew | Waiter | Greece |
| 24 | James Torpey | 59 | Head | Miller | New York |
| 25 | Katie Torpey | 35 | Wife | None | New York |
| 26 | Herman Cater | 34 | Head | Proprietor | Germany |
| 27 | Esther K. Cater | 4 | Daughter | None | New York |
| 28 | Sophie Lindenbaum | 50 | Servant | Servant | Germany |
| 29 | John Yust | 55 | Head | Proprietor | Russia |
| 30 | Mary Yust | 48 | Wife | None | Russia |
| 31 | Max Yust | 27 | Son | Doctor | Russia |
| 32 | Anna Yust | 24 | Daughter | Saleslady | Russia |
| 33 | Herman Yust | 17 | Son | None | Russia |
| 34 | Aaron Yust | 15 | Son | None | Russia |
| 35 | Morris Pulvers | 56 | Head | Proprietor | Russia |
| 36 | Lena Pulvers | 36 | Wife | None | Austria |
| 37 | Jacob Pulvers | 18 | Son | Salesman | Russia |
| 38 | Sarah Pulvers | 10 | Daughter | None | New York |
| 39 | Florence Pulvers | 8 | Daughter | None | New York |
| 40 | Max Pulvers | 6 | Son | None | New York |
| 41 | Harry Pulvers | 4 | Son | None | New York |
| 42 | William Mahoney | 38 | Head | Cutter | Ireland |
| 43 | Katherine Mahoney | 35 | Wife | None | New York |
| 44 | John Montgomery | 51 | Head | Matron | Ireland |
| 45 | Katherine Montgomery | 51 | Wife | Examiner | New York |
| 46 | Mary Montgomery | 30 | Daughter | Operator | New York |
| 47 | Charles Montgomery | 25 | Son | None | New York |
| 48 | Antonio Faso | 47 | Head | Tailor | Italy |
| 49 | Rosie Faso | 41 | Wife | None | Italy |
| 50 | Louis Cantone | 37 | Head | Tailor | Italy |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)