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Mary Mcdermott — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Luzerne, Pennsylvania
Our Model Tree links this Mary Mcdermott across the 1920 and 1930 US Censuses in Luzerne, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 8-person household.
Age 11
b. ~1919
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Luzerne, Pennsylvania |
| Surname | McDermott |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittston City |
| Est. Birth Year | ~1919 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Hilda Mcdermott | Daughter | — | 1 | ~1929 |
| Mary Mcdermott | Daughter | — | 11 | ~1919 |
| Peter Mcdermott | Head | — | 37 | ~1893 |
| Thomas Mcdermott | Son | — | 7 | ~1923 |
| Leo Mcdermott | Son | — | ~1930 | |
| Kenneth Mcdermott | Son | — | 2 | ~1928 |
| John Mcdermott | Son | — | 9 | ~1921 |
| Catherine Mcdermott | Spouse | — | 36 | ~1894 |
Census Appearances
1920
Luzerne, Pennsylvania
Daughter, age 1
Luzerne, Pennsylvania · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDermott |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Luzerne, Pennsylvania
Daughter, age 11
Luzerne, Pennsylvania · implied b. ~1919 — 8 household members
| Surname | McDermott |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| 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 Mary Mcdermott across 2 US Census years (1920 and 1930) in Luzerne, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcdermott
Daughter · 1930 · age 11 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Kenneth Mcdermott
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Mcdermott
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcdermott
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Mcdermott
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcdermott
Sibling · 1930 · age 7
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 — Luzerne, Pennsylvania
Open full size
1930 US Federal Census — Luzerne, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2071:0097)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John A. O'Boyle | 22 | Boarder | Laborer | New York |
| 2 | Joseph A. Gadus | 49 | Head | Laborer | Lithuania |
| 3 | Anna Gadus | 34 | Wife | — | Pennsylvania |
| 4 | Olga Gadus | 15 | Daughter | — | Pennsylvania |
| 5 | Vincent J. Gadus | 14 | Son | — | Pennsylvania |
| 6 | Joseph A. Gadus | 9 | Son | — | Pennsylvania |
| 7 | Francis T. Lukasarage | 21 | Brother-in-law | Laborer | Pennsylvania |
| 8 | Joseph George | 67 | Head | Laborer | Pennsylvania |
| 9 | Ellen J. George | 60 | Wife | — | England |
| 10 | Joseph George | 20 | Son | Laborer | Pennsylvania |
| 11 | Francis Hood | 26 | Head | Co-Man | Pennsylvania |
| 12 | Mary Hood | 23 | Wife | — | Pennsylvania |
| 13 | James Hood | 4 | Son | — | Pennsylvania |
| 14 | John Hood | 1 | Son | — | Pennsylvania |
| 15 | Peter, Sr. Franko | 37 | Head | Upholsterer | Lithuania |
| 16 | Anna Franko | 35 | Wife | — | Pennsylvania |
| 17 | Anna M. Franko | 10 | Daughter | — | Pennsylvania |
| 18 | Peter, Jr. Franko | 9 | Son | — | Pennsylvania |
| 19 | Alice Franko | 7 | Daughter | — | Pennsylvania |
| 20 | Francis Franko | 5 | Son | — | Pennsylvania |
| 21 | Celestine Franko | 4 | Daughter | — | Pennsylvania |
| 22 | Eugenia Mudaitis | 18 | Sister-in-law | — | Pennsylvania |
| 23 | John Rudis | 33 | Head | Laborer | Lithuania |
| 24 | Anna Rudis | 21 | Wife | — | Lithuania |
| 25 | Leonard Rudis | 2 | Son | — | Pennsylvania |
| 26 | Joseph Rudis | 1 | Son | — | Pennsylvania |
| 27 | Charles Lickey | 40 | Head | Teamster | Pennsylvania |
| 28 | Patrick Murphy | 46 | Boarder | Laborer | Pennsylvania |
| 29 | Peter Mcdermott | 37 | Head | Laborer | Pennsylvania |
| 30 | Catherine Mcdermott | 36 | Wife | — | New York |
| 31 | Mary Mcdermott THIS PERSON | 11 | Daughter | — | Pennsylvania |
| 32 | John Mcdermott | 9 | Son | — | Pennsylvania |
| 33 | Thomas Mcdermott | 7 | Son | — | Pennsylvania |
| 34 | Kenneth Mcdermott | 2 | Son | — | Pennsylvania |
| 35 | Hilda Mcdermott | 1 | Daughter | — | Pennsylvania |
| 36 | Leo Mcdermott | 0 | Son | — | Pennsylvania |
| 37 | Lorenzo E. Hinton | 60 | Head | Carpenter | Pennsylvania |
| 38 | Amanda Hinton | 67 | Wife | — | Pennsylvania |
| 39 | Eugene Loudon | 32 | Head | Chauffeur | Nebraska |
| 40 | Florence Loudon | 29 | Wife | — | Pennsylvania |
| 41 | Ruth Loudon | 7 | Daughter | — | Pennsylvania |
| 42 | Edward Loudon | 2 | Son | — | Pennsylvania |
| 43 | Jacob, Jr. Vaughn | 25 | Head | Laborer | Pennsylvania |
| 44 | Edith Vaughn | 23 | Wife | Warper | Pennsylvania |
| 45 | Barbara Kizia | 56 | Head | — | Lithuania |
| 46 | John Kizia | 30 | Son | Manager | Pennsylvania |
| 47 | Romaine Kizia | 11 | Grand-daughter | — | Pennsylvania |
| 48 | Margaret Cousell | 51 | Sister | — | Lithuania |
| 49 | Anthony Uzbiazis | 53 | Boarder | — | Lithuania |
| 50 | John Broase | 48 | Boarder | — | Lithuania |
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)