MD
Margaret Duffy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Bristol, Massachusetts
Our Model Tree links this Margaret Duffy across the 1900, 1910 and 1920 US Censuses in Bristol, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1845), then head of a 4-person household.
Age 75
b. ~1845
Female
Head
Born: Ireland
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Bristol, Massachusetts |
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1861 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Ireland |
| Year of Naturalization | 1870 |
| Birthplace (normalized) | ireland |
| Township / Ward | Fall River City |
| Est. Birth Year | ~1845 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Duffy | Daughter | — | 49 | ~1871 |
| George Duffy | Son | — | 43 | ~1877 |
| Mary Duffy | Daughter | — | 59 | ~1861 |
| Margaret Duffy | Head | — | 75 | ~1845 |
Census Appearances
1900
Bristol, Massachusetts
Head, age 55
Bristol, Massachusetts · implied b. ~1845 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Birth Month | Mar |
| Birth Year | 1845 |
| Year of Immigration | 1877 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | cotton mill weaver |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Bristol, Massachusetts
Head, age 65
Bristol, Massachusetts · implied b. ~1845 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Children Born | 12 |
| Children Living | 9 |
| Year of Immigration | 1863 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Bristol, Massachusetts
Head, age 75
Bristol, Massachusetts · implied b. ~1845 — 4 household members
| Surname | Duffy |
| Given Name | Margaret |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Year of Immigration | 1861 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Ireland |
| Year of Naturalization | 1870 |
| 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 Margaret Duffy across 3 US Census years (1900, 1910 and 1920) in Bristol, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Margaret Duffy
Head · 1920 · age 75 · b. ~1845 · Massachusetts
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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 — Bristol, Massachusetts
Open full size
1920 US Federal Census — Bristol, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu683unit:0911)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Clara Converse | 5 | Daughter | — | Massachusetts |
| 52 | Joseph Alfano | 32 | Head | Laborer | Italy |
| 53 | Lucy Alfano | 24 | Wife | — | Italy |
| 54 | Michael Alfano | 12 | Son | — | Massachusetts |
| 55 | Lena Alfano | 10 | Daughter | — | Massachusetts |
| 56 | Antoinette Alfano | 8 | Daughter | — | Massachusetts |
| 57 | Nathan Alfano | 5 | Son | — | Massachusetts |
| 58 | Phyllis Alfano | 3 | Daughter | — | Massachusetts |
| 59 | James Alfano | 2 | Son | — | Massachusetts |
| 60 | Josephine Alfano | 0 | Daughter | — | Massachusetts |
| 61 | Joseph Cafredo | 39 | Head | Laborer | Italy |
| 62 | Walter Boland | 38 | Head | Loom Fixer | Massachusetts |
| 63 | Mary Boland | 37 | Wife | — | Ireland |
| 64 | Michael Boland | 10 | Son | — | Massachusetts |
| 65 | John E. Boland | 8 | Son | — | Massachusetts |
| 66 | Anna Boland | 5 | Daughter | — | Massachusetts |
| 67 | Thomas C. Boland | 2 | Son | — | Massachusetts |
| 68 | Mary Boland | 1 | Daughter | — | Massachusetts |
| 69 | Rita Boland | 0 | Daughter | — | Massachusetts |
| 70 | William Hopkins | 65 | Head | Carpenter | United States |
| 71 | Rachael Hopkins | 53 | Wife | Weaver | Massachusetts |
| 72 | Bridget Maher | 70 | Head | — | Ireland |
| 73 | Ellen F. Maher | 45 | Daughter | Examiner | Massachusetts |
| 74 | Annie G. Maher | 37 | Daughter | Bookkeeper | Massachusetts |
| 75 | Mary E. Maher | 35 | Daughter | Saleslady | Massachusetts |
| 76 | Frank Fiore | 29 | Head | Cutter | Italy |
| 77 | Louisa Fiore | 21 | Wife | — | Italy |
| 78 | Anna Fiore | 4 | Daughter | — | Massachusetts |
| 79 | Jordan Fiore | 1 | Son | — | Massachusetts |
| 80 | Gaetano Lacava | 25 | Head | Weaver | Italy |
| 81 | Alvina Lacava | 24 | Wife | — | Italy |
| 82 | Matilda Lacava | 2 | Daughter | — | Massachusetts |
| 83 | Margaret Duffy THIS PERSON | 75 | Head | — | Ireland |
| 84 | Mary A. Duffy | 59 | Daughter | Weaver | England |
| 85 | Margaret E. Duffy | 49 | Daughter | Weaver | New Jersey |
| 86 | George Duffy | 43 | Son | Painter | New Jersey |
| 87 | William Flynn | 52 | Head | Policeman | England |
| 88 | Elizabeth Flynn | 45 | Wife | — | New Jersey |
| 89 | Margaret Flynn | 24 | Daughter | Bookkeeper | Massachusetts |
| 90 | Daniel Shea | 60 | Head | Loader | Ireland |
| 91 | Catherine Shea | 50 | Wife | — | Ireland |
| 92 | Michael Shea | 29 | Son | Weaver | Illinois |
| 93 | Daniel Shea | 21 | Son | Weaver | Massachusetts |
| 94 | Patrick O'Brien | 28 | Head | Conductor | Massachusetts |
| 95 | Julia O'Brien | 27 | Daughter | — | Illinois |
| 96 | Margaret Sullivan | 58 | Boarder | — | Ireland |
| 97 | Jeremiah Sullivan | 53 | Head | Stone Cutter | Ireland |
| 98 | Catherine Sullivan | 53 | Wife | — | Ireland |
| 99 | Mary Sullivan | 24 | Daughter | — | Massachusetts |
| 100 | Jeremiah Sullivan | 22 | Son | — | Massachusetts |
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)