ED
Edward Duffy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Westchester-County, New York
Our Model Tree links this Edward Duffy across the 1910, 1920, 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed), with identified parents Edward & Matthew — first a son (b.~1909), then head of a 2-person household.
Age 31
b. ~1909
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westchester-County, New York |
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Harrison Town |
| 1935 Residence (County) | Westchester |
| Additional Details | |
| Occupation | Engineer |
| Industry | Construction Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1250 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Engineer |
| Township / Ward | Harrison Town |
| Est. Birth Year | ~1909 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Edward Duffy | Son | — | 31 | ~1909 |
| Wilhelmina Duffy | Head | — | 64 | ~1876 |
Census Appearances
1910
Westchester, New …
Son, age 1
Westchester, New York · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Westchester, New …
Son, age 11
Westchester, New York · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward L. |
| 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 | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Westchester, New …
Son, age 21
Westchester, New York · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Bookkeeper |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Westchester-County, New …
Son, age 31
Westchester-County, New York · implied b. ~1909 — 2 household members
| Surname | Duffy |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Harrison Town |
| 1935 Residence (County) | Westchester |
| Occupation | Engineer |
| Industry | Construction Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1250 |
| Highest Grade | No 8 |
| 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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Duffy (~0.92 confidence) and father Matthew Duffy (~0.92 confidence) and father Wm Duffy (~0.92 confidence) and mother Alice Duffy (~0.92 confidence) and mother Wilhelmina Duffy (~0.92 confidence) and mother Wilhelmina Duffy (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Duffy
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Matthew Duffy
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Wm Duffy
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Alice Duffy
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Wilhelmina Duffy
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Wilhelmina Duffy
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Duffy
Son · 1940 · age 31 · b. ~1909 · 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 — Westchester-County, New York
Open full size
1940 US Federal Census — Westchester-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02804-00946)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Prince | 48 | Head | Parts Foreman | New Jersey |
| 2 | Hazel Prince | 48 | Wife | — | New York |
| 3 | Patrick Dart | 35 | Head | Painter | New York |
| 4 | Anna Dart | 26 | Wife | — | Connecticut |
| 5 | Frank Balto | 21 | Head | Steelworker | New York |
| 6 | Elizabeth Balto | 19 | Wife | — | Illinois |
| 7 | Paul Edwards | 42 | Father-in-law | — | Indiana |
| 8 | William D. Horne | 57 | Head | Golf Pro | England |
| 9 | Hilda Mary Horne | 55 | Wife | — | England |
| 10 | Ronald Gordon Horne | 34 | Son | Clerk | New York |
| 11 | Jerry Bunisky|Buniski | 42 | Head | Carpenter | Italy |
| 12 | Loretta Bunisky|Buniski | 30 | Wife | — | Connecticut |
| 13 | Carolyn Bunisky|Buniski | 0 | Daughter | — | New York |
| 14 | Wilhelmina Duffy | 64 | Head | — | New York |
| 15 | Edward Duffy THIS PERSON | 31 | Son | Engineer | New York |
| 16 | Katherine Montross | 59 | Head | Housekeeper | New York |
| 17 | Eleanor Montross | 24 | Daughter | Stenographer | New York |
| 18 | Agnes Montross | 20 | Daughter | Typist | New York |
| 19 | Anthony Pauline | 31 | Head | Clerk | New York |
| 20 | Madeline Pauline | 24 | Wife | — | New York |
| 21 | Charles Lanza | 32 | Head | Plasterer | New York |
| 22 | Lillian Lanza | 30 | Wife | Clerk | Massachusetts |
| 23 | Benny Notarangeli | 39 | Head | Labor | Italy |
| 24 | Angeline Notarangeli | 32 | Wife | Seamstress | New York |
| 25 | Thomas Pelagalli | 30 | Head | Draper | New York |
| 26 | Jean Pelagalli | 26 | Wife | — | New York |
| 27 | Maria Pelagalli | 0 | Daughter | — | New York |
| 28 | Joseph Perkins | 32 | Head | Tree Pruner | Ohio |
| 29 | Anna Perkins | 36 | Wife | — | New York |
| 30 | Mary Perkins | 10 | Daughter | — | New York |
| 31 | Sandra Lee Perkins | 4 | Daughter | — | New York |
| 32 | Andrew Signorelli | 29 | Head | Golf Pro | New York |
| 33 | Mary Signorelli | 32 | Wife | Lecturer | New York |
| 34 | Rose Desalvo | 59 | Mother-in-law | — | Italy |
| 35 | Cesare Petringelo | 43 | Head | Carpenter | Italy |
| 36 | Theresa Petringelo | 41 | Wife | Dressmaker | Italy |
| 37 | Harry Klenos | 36 | Head | Clerk | New York |
| 38 | Rose Klenos | 34 | Wife | — | Poland |
| 39 | Geraldine Klenos | 10 | Daughter | — | New York |
| 40 | Marie Klenos | 2 | Daughter | — | New York |
Pedigree Summary
Edward
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 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)