WM
William Mcdermott — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Lackawanna, Pennsylvania
Our Model Tree links this William Mcdermott across the 1920 and 1930 US Censuses in Lackawanna, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1912), then head of a 8-person household.
Age 18
b. ~1912
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lackawanna, Pennsylvania |
| Surname | McDermott |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Winton Borough |
| Est. Birth Year | ~1912 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Mcdermott | Head | — | 44 | ~1886 |
| Margaret Mcdermott | Daughter | — | 12 | ~1918 |
| William Mcdermott | Son | — | 18 | ~1912 |
| Martin Mcdermott | Son | — | 16 | ~1914 |
| Helen Mcdermott | Daughter | — | 10 | ~1920 |
| Mary Mcdermott | Daughter | — | 14 | ~1916 |
| Anna Mcdermott | Spouse | — | 41 | ~1889 |
| Kathleen Mcdermott | Daughter | — | 7 | ~1923 |
Census Appearances
1920
Lackawanna, Pennsylvania
Son, age 7
Lackawanna, Pennsylvania · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDermott |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lackawanna, Pennsylvania
Son, age 18
Lackawanna, Pennsylvania · implied b. ~1912 — 8 household members
| Surname | McDermott |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 William Mcdermott across 2 US Census years (1920 and 1930) in Lackawanna, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
William Mcdermott
Son · 1930 · age 18 · b. ~1912 · Pennsylvania
★ You are viewing this record
Sibling
Kathleen Mcdermott
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcdermott
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Mcdermott
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mcdermott
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcdermott
Sibling · 1930 · age 14
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
1930 US Federal Census — Lackawanna, Pennsylvania
Open full size
1930 US Federal Census — Lackawanna, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2055:0930)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Granahan | 52 | Head | Labor | Ireland |
| 2 | Elizabeth Granahan | 52 | Wife | — | England |
| 3 | John Granahan | 32 | Son | Coal Miner | Pennsylvania |
| 4 | Mary Granahan | 30 | Daughter | Bookkeeper | Pennsylvania |
| 5 | Elizabeth Granahan | 26 | Daughter | — | Pennsylvania |
| 6 | Nellie Granahan | 24 | Daughter | — | Pennsylvania |
| 7 | James Granahan | 22 | Son | — | Pennsylvania |
| 8 | William Granahan | 16 | Son | — | Pennsylvania |
| 9 | William Mcdermott | 44 | Head | Salesman | Pennsylvania |
| 10 | Anna Mcdermott | 41 | Wife | — | Pennsylvania |
| 11 | William Jr Mcdermott THIS PERSON | 18 | Son | — | Pennsylvania |
| 12 | Martin Mcdermott | 16 | Son | — | Pennsylvania |
| 13 | Mary Mcdermott | 14 | Daughter | — | Pennsylvania |
| 14 | Margaret Mcdermott | 12 | Daughter | — | Pennsylvania |
| 15 | Helen Mcdermott | 10 | Daughter | — | Pennsylvania |
| 16 | Kathleen Mcdermott | 7 | Daughter | — | Pennsylvania |
| 17 | Vincent Gionetti | 55 | Head | — | Italy |
| 18 | Ernestine Gionetti | 50 | Wife | — | Italy |
| 19 | Carolina Gionetti | 18 | Daughter | — | Pennsylvania |
| 20 | Eleonora Gionetti | 15 | Daughter | — | Pennsylvania |
| 21 | Louis Gionetti | 14 | Son | — | Pennsylvania |
| 22 | Geno Gionetti | 25 | Son | — | Pennsylvania |
| 23 | Mary Gionetti | 32 | Daughter-in-law | — | Pennsylvania |
| 24 | Alfred Gionetti | 11 | Grandson | — | Pennsylvania |
| 25 | Delores Gionetti | 8 | Granddaughter | — | Pennsylvania |
| 26 | Raymond Gionetti | 6 | Grandson | — | Pennsylvania |
| 27 | Edward Rusai | 55 | Head | Merchant | Italy |
| 28 | Amelia Rusai | 51 | Wife | — | Italy |
| 29 | Ernest Rusai | 20 | Son | — | Pennsylvania |
| 30 | Albert Rusai | 18 | Son | — | Pennsylvania |
| 31 | Rusai | 17 | Daughter | — | Pennsylvania |
| 32 | Louis Santinucci | 30 | Head | Miner | Italy |
| 33 | Alice Santinucci | 24 | Wife | — | Pennsylvania |
| 34 | Dante Santinucci | 7 | Son | — | Pennsylvania |
| 35 | Josephine Santinucci | 4 | Daughter | — | Pennsylvania |
| 36 | Louis Santinucci | 26 | Brother | — | Italy |
| 37 | Atro Salgo | 35 | Boarder | Labor | Italy |
| 38 | Rego Cartacino | 45 | Head | — | Italy |
| 39 | Mary Cartacino | 40 | Wife | — | Italy |
| 40 | Guido Cartacino | 17 | Son | — | Pennsylvania |
| 41 | Enio Cartacino | 15 | Son | — | Pennsylvania |
| 42 | Evelia Cartacino | 14 | Daughter | — | Pennsylvania |
| 43 | Orlando Cartacino | 12 | Son | — | Pennsylvania |
| 44 | Emma Cartacino | 10 | Son | — | Pennsylvania |
| 45 | Vincent Morfia | 34 | Boarder | — | Italy |
| 46 | Angelo Puccini | 33 | Boarder | — | Italy |
| 47 | Dennis Cardoni | 34 | Boarder | Coal Miner | Italy |
| 48 | Fred Bertolini | 37 | Boarder | Coal Miner | Italy |
| 49 | Siro Schabrich | 35 | Boarder | Labor | Italy |
| 50 | Joseph Bartolucci | 28 | Boarder | Salesman | Italy |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)