ED
Edward Duffy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Edward Duffy across the 1920, 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed), with identified parents Frank & Alice — first a son (b.~1908), then head of a 10-person household.
Age 32
b. ~1908
Male
Son
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Duffy |
| Given Name | Edward J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Tonawanda |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Musician |
| Industry | Cafes |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 1200 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Musician |
| Township / Ward | Tonawanda |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Jerome Dzamitula | Other | — | 19 | ~1921 |
| Alice Duffy | Head | — | 63 | ~1877 |
| Ivan Luff | Other | — | 63 | ~1877 |
| Julia Duffy | Other | — | 32 | ~1908 |
| Raymond Maciejewski | Other | — | 15 | ~1925 |
| James Craig | Other | — | 18 | ~1922 |
| William Duffy | Other | — | 5 | ~1935 |
| Edward Duffy | Son | — | 32 | ~1908 |
| William Stevens | Other | — | 20 | ~1920 |
| Joseph Duffy | Other | — | 6 | ~1934 |
Census Appearances
1920
Erie, New …
Son, age 11
Erie, New York · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Poland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Erie, New …
Son, age 22
Erie, New York · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Musician |
| Industry | Band |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Erie-County, New …
Son, age 32
Erie-County, New York · implied b. ~1908 — 10 household members
| Surname | Duffy |
| Given Name | Edward J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Tonawanda |
| 1935 Residence (County) | Erie |
| Occupation | Musician |
| Industry | Cafes |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 1200 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Duffy (~0.92 confidence) and mother Alice Duffy (~0.92 confidence) and mother Alice Duffy (~0.92 confidence) and mother Rose Duffy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Duffy
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Alice Duffy
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Alice Duffy
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Rose Duffy
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Duffy
Son · 1940 · age 32 · b. ~1908 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02531-00746)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marjorie L Schuster | 14 | daughter | — | New York |
| 2 | Robert N Schuster | 14 | son | — | New York |
| 3 | Joan M Schuster | 10 | daughter | — | New York |
| 4 | Rose Payson | 73 | mother-in-law | — | Nebraska |
| 5 | Harry W Schuster | 37 | Head | Proprietor | New York |
| 6 | Helen J Schuster | 36 | wife | — | New York |
| 7 | Doris R Schuster | 13 | daughter | — | New York |
| 8 | Shirley J Schuster | 11 | daughter | — | New York |
| 9 | Harry W Jr Schuster | 9 | son | — | New York |
| 10 | Richard D Schuster | 5 | son | — | New York |
| 11 | Harry H Saggers | 34 | Head | Mechanical Designer | Indiana |
| 12 | Hazel B Saggers | 32 | wife | — | Indiana |
| 13 | Betty L Saggers | 8 | daughter | — | Michigan |
| 14 | Alice T Duffy | 63 | Head | Housekeeper | New York |
| 15 | Edward J Duffy THIS PERSON | 32 | son | Musician | New York |
| 16 | Julia A Duffy | 32 | daughter-in-law | — | New York |
| 17 | Joseph E Duffy | 6 | grandson | — | New York |
| 18 | William A Duffy | 5 | grandson | — | New York |
| 19 | William E Stevens | 20 | Boarder | Welder | Pennsylvania |
| 20 | Jerome S Dzamitula | 19 | Boarder | — | Pennsylvania |
| 21 | James T Craig | 18 | Boarder | Office Clerk | Pennsylvania |
| 22 | Raymond Maciejewski | 15 | Boarder | — | New York |
| 23 | Ivan S Luff | 63 | Boarder | — | New York |
| 24 | Arthur B Aungert | 63 | Head | Salesman | Ohio |
| 25 | Verna Aungert | 41 | wife | — | New Jersey |
| 26 | Dora A Aungert | 17 | daughter | — | California |
| 27 | Arthur S Aungert | 15 | son | — | New York |
| 28 | William E Aungert | 13 | son | — | Illinois |
| 29 | John Aungert | 11 | son | — | New York |
| 30 | Harry Aungert | 10 | son | — | New York |
| 31 | Jewel Aungert | 2 | daughter | — | New York |
| 32 | Frances Lummel | 62 | Housekeeper | Housekeeper | Canada |
| 33 | Joseph M Kurzawa | 45 | Head | Butcher | Poland |
| 34 | Josephine B Kurzawa | 41 | wife | — | New York |
| 35 | Alice R Kurzawa | 12 | daughter | — | New York |
| 36 | Virginia S Kurzawa | 8 | daughter | — | New York |
| 37 | Harry W Power | 52 | Head | Manager | England |
| 38 | Florence G Power | 42 | wife | — | New York |
| 39 | Harry W Power | 15 | son | — | New York |
| 40 | Joan Power | 14 | daughter | — | New York |
Pedigree Summary
Edward
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)