MD
Mary Duggan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Luzerne, Pennsylvania
Our Model Tree links this Mary Duggan across the 1930 and 1940 US Censuses in Luzerne, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 8-person household.
Age 12
b. ~1918
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Luzerne, Pennsylvania |
| Surname | Duggan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Borough Of Edwardsville |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Mary Duggan | Daughter | — | 12 | ~1918 |
| Catherine Duggan | Spouse | — | 54 | ~1876 |
| Ann Duggan | Daughter | — | 15 | ~1915 |
| Lucy Duggan | Daughter | — | 10 | ~1920 |
| Catherine Duggan | Daughter | — | 5 | ~1925 |
| Guy Duggan | Head | — | 52 | ~1878 |
| Julia Duggan | Daughter | — | 20 | ~1910 |
| Adam Duggan | Son | — | 8 | ~1922 |
Census Appearances
1930
Luzerne, Pennsylvania
Daughter, age 12
Luzerne, Pennsylvania · implied b. ~1918 — 8 household members
| Surname | Duggan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Luzerne-County, Pennsylvania
Daughter, age 23
Luzerne-County, Pennsylvania · implied b. ~1917 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dugan |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Wilkes-Barre City |
| 1935 Residence (County) | Luzerne |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 Duggan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Duggan
Daughter · 1930 · age 12 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Ann Duggan
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adam Duggan
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Duggan
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucy Duggan
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Duggan
Sibling · 1930 · age 5
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:fifteenthcensus00reel2066:1006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mike Jr. Baron | 18 | Son | Laborer | Pennsylvania |
| 52 | Ann Baron | 8 | Daughter | — | Pennsylvania |
| 53 | Sarah J. Price | 60 | Head | — | Wales |
| 54 | David S. Price | 39 | Son | Laborer | Wales |
| 55 | Arthur Price | 37 | Son | — | Wales |
| 56 | Reese Price | 34 | Son | Laborer | Wales |
| 57 | Mary Price | 32 | Daughter | — | Pennsylvania |
| 58 | Martha Price | 22 | Daughter | — | Pennsylvania |
| 59 | Arthur Price | 12 | Grandson | — | Pennsylvania |
| 60 | Arthur Price | 2 | Grandson | — | Pennsylvania |
| 61 | Robert Price | 2 | Grandson | — | Pennsylvania |
| 62 | Herbert Morris | 35 | Head | Laborer | Pennsylvania |
| 63 | Elizabeth Morris | 35 | Wife | — | Pennsylvania |
| 64 | Dorothy Morris | 11 | Daughter | — | Pennsylvania |
| 65 | James Morris | 32 | Son | Laborer | Pennsylvania |
| 66 | Ruth Morris | 28 | Wife | — | Pennsylvania |
| 67 | James Morris | 4 | Son | — | Pennsylvania |
| 68 | Guy Duggan | 52 | Head | Laborer | Poland |
| 69 | Catherine Duggan | 54 | Wife | — | Poland |
| 70 | Julia Duggan | 20 | Daughter | — | Pennsylvania |
| 71 | Ann Duggan | 15 | Daughter | — | Pennsylvania |
| 72 | Mary Duggan THIS PERSON | 12 | Daughter | — | Pennsylvania |
| 73 | Lucy Duggan | 10 | Daughter | — | Pennsylvania |
| 74 | Adam Duggan | 8 | Son | — | Pennsylvania |
| 75 | Catherine Duggan | 5 | Daughter | — | Pennsylvania |
| 76 | David John | 44 | Head | Laborer | Wales |
| 77 | Elizabeth John | 40 | Wife | — | Pennsylvania |
| 78 | Alice John | 16 | Daughter | — | Pennsylvania |
| 79 | Margaret John | 14 | Daughter | — | Pennsylvania |
| 80 | Margaret John | 11 | Daughter | — | Pennsylvania |
| 81 | Edith John | 9 | Daughter | — | Pennsylvania |
| 82 | Elizabeth John | 6 | Daughter | — | Pennsylvania |
| 83 | David John | 26 | Head | Laborer | Pennsylvania |
| 84 | Margaret John | 25 | Wife | — | Pennsylvania |
| 85 | Ann John | 2 | Daughter | — | Pennsylvania |
| 86 | Marilyn John | 0 | Daughter | — | Pennsylvania |
| 87 | Robert Blakely | 56 | Head | Laborer | Pennsylvania |
| 88 | Edith Blakely | 51 | Wife | — | Wales |
| 89 | Alice Blakely | 27 | Daughter | — | Pennsylvania |
| 90 | Margaret Blakely | 15 | Daughter | — | Pennsylvania |
| 91 | Ruth Blakely | 13 | Daughter | — | Pennsylvania |
| 92 | Sadie Maxwell | 30 | Daughter | — | Pennsylvania |
| 93 | Robert Maxwell | 1 | Grandson | — | Pennsylvania |
| 94 | Louise Maxwell | 0 | Granddaughter | — | Pennsylvania |
| 95 | Peter Tomasan | 45 | Head | Miner | Austria |
| 96 | Anna Tomasan | 40 | Wife | — | Austria |
| 97 | Mary Tomasan | 22 | Daughter | — | Pennsylvania |
| 98 | Nicholas Tomasan | 19 | Son | Laborer | Pennsylvania |
| 99 | Mike Tomasan | 18 | Son | Driver | Pennsylvania |
| 100 | John Tomasan | 17 | Son | Spinner | Pennsylvania |
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)