MD
Mary Dugan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Dugan across the 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1868), then head of a 12-person household.
Age 52
b. ~1868
Female
Spouse
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Dugan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1910 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | City Of Philadelphia |
| Est. Birth Year | ~1868 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gerald Dugan | Son | — | 7 | ~1913 |
| Veronica Dugan | Daughter | — | 12 | ~1908 |
| Mary Dugan | Daughter | — | 3 | ~1917 |
| William Dugan | Son | — | 11 | ~1909 |
| Mary Dugan | Spouse | — | 52 | ~1868 |
| Daniel Dugan | Son | — | 15 | ~1905 |
| Frederick Dugan | Son | — | 22 | ~1898 |
| Andrew Dugan | Son | — | 16 | ~1904 |
| Daniel Dugan | Head | — | 43 | ~1877 |
| Charles Dugan | Son | — | 1 | ~1919 |
| Joseph Dugan | Son | — | 4 | ~1916 |
| Hugh Dugan | Son | — | 11 | ~1909 |
Census Appearances
1910
Philadelphia, Pennsylvania
Spouse, age 43
Philadelphia, Pennsylvania · implied b. ~1867 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dugan |
| Given Name | Mary E |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 20 |
| Children Born | 3 |
| Children Living | 2 |
| Year of Immigration | 1870 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Spouse, age 52
Philadelphia, Pennsylvania · implied b. ~1868 — 12 household members
| Surname | Dugan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1910 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Dugan across 2 US Census years (1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Mary Dugan
Spouse · 1920 · age 52 · b. ~1868 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Philadelphia, Pennsylvania
Open full size
1920 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1641unit:0577)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry | 10 | Son | — | Penna |
| 2 | David | 8 | Son | — | Penna |
| 3 | Joseph Scafidi | 40 | Head | Fireman | Italy |
| 4 | Vincenza Scafidi | 37 | Wife | — | New York |
| 5 | Clara Scafidi | 13 | Daughter | — | Italy |
| 6 | Mary Scafidi | 7 | Daughter | — | Penna |
| 7 | Josephine Scafidi | 5 | Daughter | — | Penna |
| 8 | Rose Scafidi | 3 | Daughter | — | Penna |
| 9 | Matthew Mcgowan | 25 | Head | Silk Mill | Penna |
| 10 | Elizabeth Mcgowan | 22 | Wife | — | Penna |
| 11 | Margaret Mcgowan | 4 | Daughter | — | Penna |
| 12 | Margaret Mcgowan | 65 | Mother | — | England |
| 13 | Matthew Smith | 21 | Brother-in-law | Silk Mill | Penna |
| 14 | Harry Schalfant | 35 | Head | Machinist | Russia |
| 15 | Julia Schalfant | 35 | Wife | — | Russia |
| 16 | Arthur Schalfant | 11 | Son | — | Massachusetts |
| 17 | Walter Schalfant | 9 | Son | — | Massachusetts |
| 18 | Bruno Schalfant | 6 | Son | — | Massachusetts |
| 19 | Frances Schalfant | 4 | Daughter | — | Massachusetts |
| 20 | George Schalfant | 3 | Son | — | Penna |
| 21 | Edward Mcdermott | 37 | Head | Painter | Penna |
| 22 | Elizabeth Mcdermott | 36 | Wife | — | Penna |
| 23 | Edward Mcdermott | 12 | Son | — | Penna |
| 24 | Frances Mcdermott | 6 | Son | — | Penna |
| 25 | Joseph Mcdermott | 44 | Brother | Milkman | Penna |
| 26 | Catherine Mcdermott | 35 | Sister | — | Penna |
| 27 | Arthur Fitzgerald | 27 | Head | Unemployed | Ireland |
| 28 | Mary Fitzgerald | 24 | Wife | — | Ireland |
| 29 | Alice Fitzgerald | 2 | Daughter | — | Penna |
| 30 | Doris Fitzgerald | 0 | Daughter | — | Penna |
| 31 | Daniel Dugan | 43 | Head | Collector | Ireland |
| 32 | Mary Dugan THIS PERSON | 52 | Wife | — | Ireland |
| 33 | Frederick Dugan | 22 | Son | Driver | Delaware |
| 34 | Andrew Dugan | 16 | Son | Messenger | Penna |
| 35 | Daniel Dugan | 15 | Son | Messenger | Penna |
| 36 | Veronica Dugan | 12 | Daughter | — | Penna |
| 37 | Hugh Dugan | 11 | Son | — | Penna |
| 38 | William Dugan | 11 | Son | — | Penna |
| 39 | Gerald Dugan | 7 | Son | — | Penna |
| 40 | Mary Dugan | 3 | Daughter | — | Penna |
| 41 | Joseph Dugan | 4 | Son | — | Penna |
| 42 | Charles Dugan | 1 | Son | — | Penna |
| 43 | Clarence Hart | 26 | Head | Machinist | Penna |
| 44 | Bertha Hart | 29 | Wife | — | Penna |
| 45 | Ruth Hart | 0 | Daughter | — | Penna |
| 46 | John Mose | 41 | Head | Erector | Penna |
| 47 | Elizabeth Mose | 46 | Wife | — | Penna |
| 48 | John Mose | 16 | Son | Silk Weaver | Penna |
| 49 | Florence Mose | 13 | Daughter | — | Penna |
| 50 | Annie Mose | 7 | Daughter | — | Penna |
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)