ED
Edward Duffy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Edward Duffy across the 1910 and 1920 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1908), then head of a 8-person household.
Age 12
b. ~1908
Male
Son
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Suffolk, Massachusetts |
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | City Of Boston |
| Est. Birth Year | ~1908 |
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 |
|---|---|---|---|---|
| Edward Duffy | Son | — | 12 | ~1908 |
| Sarah Duffy | Spouse | — | 48 | ~1872 |
| Mary Duffy | Daughter | — | 10 | ~1910 |
| Sarah Duffy | Daughter | — | 5 | ~1915 |
| Michael Duffy | Head | — | 48 | ~1872 |
| James Duffy | Son | — | 7 | ~1913 |
| John Duffy | Son | — | 13 | ~1907 |
| Annie Duffy | Daughter | — | 9 | ~1911 |
Census Appearances
1910
Suffolk, Massachusetts
Son, age 1
Suffolk, Massachusetts · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Son, age 12
Suffolk, Massachusetts · implied b. ~1908 — 8 household members
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Suffolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Edward Duffy
Son · 1920 · age 12 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Sarah Duffy
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Duffy
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Duffy
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Duffy
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Duffy
Sibling · 1920 · age 10
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 — Suffolk, Massachusetts
Open full size
1920 US Federal Census — Suffolk, Massachusetts
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu733unit:0707)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anthony Masauskas | 42 | Lodger | Laborer | Lithuania |
| 2 | Anthony Maulis | 35 | Lodger | Fireman | Lithuania |
| 3 | Dominick Maulis | 37 | Lodger | Machinist | Lithuania |
| 4 | John Valaus | 50 | Head | Laborer | Lithuania |
| 5 | Catherine Valaus | 48 | Wife | — | Lithuania |
| 6 | Vincent Valaus | 13 | Son | — | Massachusetts |
| 7 | Joseph Valaus | 24 | Boarder | Clean Floor | Lithuania |
| 8 | Jennie Urban | 18 | Daughter | — | Rhode Island |
| 9 | Michael Gullen | 28 | Head | Laborer | Poland |
| 10 | Catherine Gullen | 28 | Wife | — | Poland |
| 11 | Eddie Gullen | 0 | Son | — | Massachusetts |
| 12 | Joseph Peterson | 30 | Boarder | Laborer | Poland |
| 13 | Nellie Goggin | 27 | Head | — | Ireland |
| 14 | Charles Wildis | 37 | Head | Labourer | Lithuania |
| 15 | Monica Wildis | 28 | Wife | — | Lithuania |
| 16 | Frank Wildis | 0 | Son | — | Massachusetts |
| 17 | Charles Wildis | 2 | Son | — | Massachusetts |
| 18 | Stephen Chpotis | 27 | Boarder | Waiter | Lithuania |
| 19 | Joseph Zunake | 26 | Boarder | Waitress | Lithuania |
| 20 | Michael J. Duffy | 48 | Head | Sanitary Dept. | Ireland |
| 21 | Sarah Duffy | 48 | Wife | — | Ireland |
| 22 | John Duffy | 13 | Son | Paper Boy | Massachusetts |
| 23 | Edward Duffy THIS PERSON | 12 | Son | — | Massachusetts |
| 24 | Mary Duffy | 10 | Daughter | — | Massachusetts |
| 25 | Annie Duffy | 9 | Daughter | — | Massachusetts |
| 26 | James Duffy | 7 | Son | — | Massachusetts |
| 27 | Sarah Duffy | 5 | Daughter | — | Massachusetts |
| 28 | Charles Kalinausky | 25 | Head | Laborer | Lithuania |
| 29 | Mary Kalinausky | 23 | Wife | — | Lithuania |
| 30 | Mary Kalinausky | 1 | Daughter | — | Massachusetts |
| 31 | Alexander Smolinsky | 37 | Boarder | Tailor | Poland |
| 32 | Anthony Berlis | 32 | Head | Laborer | Lithuania |
| 33 | Mary Berlis | 34 | Wife | — | Lithuania |
| 34 | John J. Yakubovitch | 13 | Step son | — | Massachusetts |
| 35 | Catherine Yakubovitch | 12 | Step daughter | — | Massachusetts |
| 36 | Adolph Yakubovitch | 8 | Step son | — | Massachusetts |
| 37 | Frederick Berlis | 2 | Son | — | Massachusetts |
| 38 | Mary Berlis | 0 | Daughter | — | Massachusetts |
| 39 | Morton Yarubinch | 34 | Boarder | Wash Dishes | Lithuania |
| 40 | James Harrington | 35 | Head | Laborer | Ireland |
| 41 | Winifred Harrington | 30 | Wife | — | Ireland |
| 42 | John Harrington | 11 | Son | — | Massachusetts |
| 43 | Mary Harrington | 7 | Daughter | — | Massachusetts |
| 44 | Margaret Harrington | 5 | Daughter | — | Massachusetts |
| 45 | Daniel Brennan | 68 | Head | Teamster | Ireland |
| 46 | Mary Brennan | 70 | Wife | — | Ireland |
| 47 | Rose Moran | 40 | Head | Helper | Rhode Island |
| 48 | Elizabeth Howe | 46 | Head | Storekeeper | Ireland |
| 49 | Thomas Howe | 13 | Daughter | — | Massachusetts |
| 50 | John Howe | 12 | 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)