MD
Margaret Duffy — 1920 US Census Record
Model Tree available1920 United States Federal Census · Providence, Rhode Island
Our Model Tree links this Margaret Duffy across the 1900, 1910 and 1920 US Censuses in Providence, Rhode Island (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1896), then head of a 6-person household.
Age 24
b. ~1896
Female
Daughter
Born: Rhode Island
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Providence, Rhode Island |
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Twister |
| Industry | Cotton Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Twister |
| Township / Ward | Pawtucket City |
| Est. Birth Year | ~1896 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Duffy | Daughter | — | 24 | ~1896 |
| John Duffy | Head | — | 53 | ~1867 |
| Esther Duffy | Spouse | — | 48 | ~1872 |
| Helen Duffy | Daughter | — | 23 | ~1897 |
| John Duffy | Son | — | 16 | ~1904 |
| Sarah Duffy | Daughter | — | 20 | ~1900 |
Census Appearances
1900
Providence, Rhode …
Daughter, age 7
Providence, Rhode Island · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Birth Month | Apr |
| Birth Year | 1893 |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Rhode Island |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1910
Providence, Rhode …
Daughter, age 15
Providence, Rhode Island · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Rhode Island |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1920
Providence, Rhode …
Daughter, age 24
Providence, Rhode Island · implied b. ~1896 — 6 household members
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | Massachusetts |
| Occupation | Twister |
| Industry | Cotton Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Margaret Duffy across 3 US Census years (1900, 1910 and 1920) in Providence, Rhode Island, using XGBoost record linkage. Identified parents: father John Duffy (~0.92 confidence) and father John Duffy (~0.92 confidence) and father Patrick Duffy (~0.92 confidence) and mother Catherine Duffy (~0.92 confidence) and mother Ester Duffy (~0.92 confidence) and mother Esther Duffy (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Duffy
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Duffy
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Patrick Duffy
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Catherine Duffy
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Ester Duffy
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Esther Duffy
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Duffy
Daughter · 1920 · age 24 · b. ~1896 · Rhode Island
★ You are viewing this record
Sibling
John Duffy
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Duffy
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Duffy
Sibling · 1920 · age 23
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
1920 US Federal Census — Providence, Rhode Island
Open full size
1920 US Federal Census — Providence, Rhode Island
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1675unit:0037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bridget Regan | 34 | Wife | — | Ireland |
| 2 | Alice Regan | 5 | Daughter | — | Rhode Island |
| 3 | Mary Regan | 3 | Daughter | — | Rhode Island |
| 4 | Peter Mcglone | 29 | Boarder | Box Maker | Ireland |
| 5 | Rose Smith | 51 | Head | Sorter | Ireland |
| 6 | Matthew Smith | 19 | Son | Chauffeur | Rhode Island |
| 7 | Patrick Smith | 17 | Son | Laborer | Rhode Island |
| 8 | Margaret Dugan | 60 | Head | — | Rhode Island |
| 9 | John Dugan | 26 | Son | Reg. Clerk | Rhode Island |
| 10 | Louis H. Dugan | 25 | Son | Clerk | Rhode Island |
| 11 | Mary V. Dugan | 21 | Daughter | Bundler | Rhode Island |
| 12 | Alice Dugan | 66 | Head | — | Rhode Island |
| 13 | Robert Healey | 54 | Boarder | Sizer | Rhode Island |
| 14 | Patrick Murray | 60 | Head | Laborer | Ireland |
| 15 | Mary E. Murray | 20 | Daughter | — | Rhode Island |
| 16 | William Ball | 26 | Head | Carpenter | Rhode Island |
| 17 | Frances Ball | 27 | Wife | — | Rhode Island |
| 18 | William Ball | 4 | Son | — | Rhode Island |
| 19 | Mary K. Ball | 1 | Daughter | — | Rhode Island |
| 20 | Thomas Keegan | 32 | Head | Machinist | Ireland |
| 21 | Catherine Keegan | 34 | Wife | — | Ireland |
| 22 | James Keegan | 9 | Son | — | Rhode Island |
| 23 | John Keegan | 8 | Son | — | Rhode Island |
| 24 | Thomas Keegan | 6 | Son | — | Rhode Island |
| 25 | Catherine Keegan | 4 | Daughter | — | Rhode Island |
| 26 | Peter J. Mcgeough | 49 | Head | Folder | Rhode Island |
| 27 | Rose Mcgeough | 46 | Wife | — | Ireland |
| 28 | James Mcgeough | 18 | Son | — | Rhode Island |
| 29 | Mary A. Mcgeough | 17 | Daughter | Inspector | Rhode Island |
| 30 | Earl Mcgeough | 16 | Son | Statcher | Rhode Island |
| 31 | Alice M. Mcgeough | 14 | Daughter | — | Rhode Island |
| 32 | Rita E. Mcgeough | 11 | Daughter | — | Rhode Island |
| 33 | Joseph Mcgeough | 5 | Son | — | Rhode Island |
| 34 | Margaret Mcgeough | 4 | Daughter | — | Rhode Island |
| 35 | John Duffy | 53 | Head | Laborer | Rhode Island |
| 36 | Esther Duffy | 48 | Wife | — | Massachusetts |
| 37 | Margaret Duffy THIS PERSON | 24 | Daughter | Twister | Rhode Island |
| 38 | Helen Duffy | 23 | Daughter | Twister | Rhode Island |
| 39 | Sarah Duffy | 20 | Daughter | Twister | Rhode Island |
| 40 | John Duffy | 16 | Son | Doffer | Rhode Island |
| 41 | Oscar Chace | 43 | Head | Truck Driver | Rhode Island |
| 42 | Ellen Chace | 46 | Wife | — | Rhode Island |
| 43 | Joseph Chace | 10 | Son | — | Rhode Island |
| 44 | Frederick Chace | 9 | Son | — | Rhode Island |
| 45 | Edward Jones | 53 | Head | Laborer | England |
| 46 | Mary Jones | 45 | Wife | — | Rhode Island |
| 47 | William Jones | 19 | Son | Laborer | Rhode Island |
| 48 | Helen Jones | 15 | Daughter | Winder | Rhode Island |
| 49 | James Jones | 12 | Son | — | Rhode Island |
| 50 | Edward Jones | 10 | Son | — | Rhode Island |
Pedigree Summary
Margaret + 3 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)