ED
Edward Duffy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Edward Duffy across the 1910 and 1920 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 8-person household.
Age 43
b. ~1877
Male
Head
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Philadelphia, Pennsylvania |
| Surname | Duffy |
| Given Name | Edward J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1897 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Manager |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Ireland |
| Year of Naturalization | 1902 |
| Birthplace (normalized) | ireland |
| Occupation | Manager |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1877 |
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 1920 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Veronica Duffy | Daughter | — | 3 | ~1917 |
| John Duffy | Son | — | 9 | ~1911 |
| Edward Duffy | Son | — | 1 | ~1919 |
| Mary Duffy | Daughter | — | 11 | ~1909 |
| Margaret Duffy | Daughter | — | 7 | ~1913 |
| Anna Duffy | Daughter | — | 5 | ~1915 |
| Edward Duffy | Head | — | 43 | ~1877 |
| Margaret Duffy | Spouse | — | 34 | ~1886 |
Census Appearances
1910
Philadelphia, Pennsylvania
Head, age 34
Philadelphia, Pennsylvania · implied b. ~1876 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 2 |
| Year of Immigration | 1896 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | clerk |
| Industry | retail grocery |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Philadelphia, Pennsylvania
Head, age 43
Philadelphia, Pennsylvania · implied b. ~1877 — 8 household members
| Surname | Duffy |
| Given Name | Edward J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1897 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Manager |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Ireland |
| Year of Naturalization | 1902 |
| 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 Edward Duffy across 2 US Census years (1910 and 1920) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Edward Duffy
Head · 1920 · age 43 · b. ~1877 · 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:1920:14thcensusofpopu1628unit:0221)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Melvina | 53 | Servant | Housekeeper | New York |
| 2 | Waclaw Adamkowski | 37 | Head | Glazier | Poland |
| 3 | Mary Adamkowski | 33 | Wife | — | Poland |
| 4 | Louis Adamkowski | 13 | Son | — | Pennsylvania |
| 5 | Martha Adamkowski | 10 | Daughter | — | Pennsylvania |
| 6 | Frank Adamkowski | 9 | Son | — | Pennsylvania |
| 7 | John Adamkowski | 6 | Son | — | Pennsylvania |
| 8 | Joseph Adamkowski | 3 | Son | — | Pennsylvania |
| 9 | Mary Adamkowski | 2 | Daughter | — | Pennsylvania |
| 10 | Vincent Gawronski | 52 | Head | Retired | Poland |
| 11 | Helen Gawronski | 46 | Wife | — | Poland |
| 12 | Leon Gawronski | 28 | Son | Wheelwright | Pennsylvania |
| 13 | Walter Gawronski | 22 | Son | Blacksmith | Pennsylvania |
| 14 | Lillie Gawronski | 17 | Daughter | — | Pennsylvania |
| 15 | Theodore Gawronski | 15 | Son | — | Pennsylvania |
| 16 | Helen Gawronski | 9 | Daughter | — | Pennsylvania |
| 17 | Edward J. Duffy THIS PERSON | 43 | Head | Manager | Ireland |
| 18 | Margaret Duffy | 34 | Wife | — | Ireland |
| 19 | Mary Duffy | 11 | Daughter | — | Pennsylvania |
| 20 | John Duffy | 9 | Son | — | Pennsylvania |
| 21 | Margaret Duffy | 7 | Daughter | — | Pennsylvania |
| 22 | Anna Duffy | 5 | Daughter | — | Pennsylvania |
| 23 | Veronica Duffy | 3 | Daughter | — | Pennsylvania |
| 24 | Edward Duffy | 1 | Son | — | Pennsylvania |
| 25 | James F. Mcbride | 51 | Head | Foreman | Pennsylvania |
| 26 | Mary Mcbride | 44 | Wife | — | Pennsylvania |
| 27 | James Mcbride | 13 | Son | — | Pennsylvania |
| 28 | Mary Mcbride | 11 | Daughter | — | Pennsylvania |
| 29 | Margaret Mcbride | 55 | Sister | — | Pennsylvania |
| 30 | Yankee J. Houtter | 48 | Head | Machinist | Pennsylvania |
| 31 | Sarah Houtter | 39 | Wife | — | Ireland |
| 32 | Frances Houtter | 16 | Daughter | — | Pennsylvania |
| 33 | John A. Houtter | 9 | Son | — | Pennsylvania |
| 34 | Richard Bloomer | 61 | Head | Wood Finisher | Pennsylvania |
| 35 | Mary Bloomer | 56 | Wife | — | Pennsylvania |
| 36 | Hannah Bloomer | 30 | Daughter | Forelady | Pennsylvania |
| 37 | Joseph Bloomer | 18 | Son | Piercer | Pennsylvania |
| 38 | William Bloomer | 16 | Son | Heater Boy | Pennsylvania |
| 39 | Frances Bloomer | 13 | Daughter | — | Pennsylvania |
| 40 | David Burnstine | 43 | Head | Storekeeper | Pennsylvania |
| 41 | Annie Burnstine | 33 | Wife | — | New York |
| 42 | Hazel Burnstine | 15 | Daughter | — | New Jersey |
| 43 | Dorothy Burnstine | 13 | Daughter | — | New Jersey |
| 44 | Mildred Burnstine | 3 | Daughter | — | Pennsylvania |
| 45 | Ruth Burnstine | 2 | Daughter | — | Pennsylvania |
| 46 | David Cohen | 50 | Head | Storekeeper | Russia |
| 47 | Sarah Cohen | 37 | Wife | — | Russia |
| 48 | Milk Cohen | 25 | Daughter | Helper Store | Russia |
| 49 | Esther Cohen | 20 | Daughter | Examiner | Russia |
| 50 | Reba Cohen | 18 | Daughter | Saleswoman | Russia |
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)