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George Duncan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Westchester-County, New York
Our Model Tree links this George Duncan across the 1920, 1930 and 1940 US Censuses in Westchester-County, New York (XGBoost, ~Confirmed), with identified parents William & Jane — first a son (b.~1884), then head of a 3-person household.
Age 56
b. ~1884
Male
Son
Born: Scotland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westchester-County, New York |
| Surname | Duncan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | New Rochelle |
| 1935 Residence (County) | Westchester |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Building Industry |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 308 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Carpenter |
| Township / Ward | New Rochelle |
| Est. Birth Year | ~1884 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| George Duncan | Son | — | 56 | ~1884 |
| Jane Duncan | Head | — | 70 | ~1870 |
| John Duncan | Son | — | 51 | ~1889 |
Census Appearances
1920
Westchester, New …
Son, age 34
Westchester, New York · implied b. ~1886 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1905 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | scotland |
1930
Westchester, New …
Son, age 45
Westchester, New York · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Westchester-County, New …
Son, age 56
Westchester-County, New York · implied b. ~1884 — 3 household members
| Surname | Duncan |
| Given Name | George |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Single |
| Birthplace | Scotland |
| 1935 Residence (City) | New Rochelle |
| 1935 Residence (County) | Westchester |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Industry | Building Industry |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 308 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 George Duncan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Duncan (~0.92 confidence) and mother Jane Duncan (~0.92 confidence) and mother Jane Duncan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Duncan
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Jane Duncan
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Jane Duncan
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
George Duncan
Son · 1940 · age 56 · b. ~1884 · New York
★ You are viewing this record
Sibling
John Duncan
Sibling · 1940 · age 51
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
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-t0627-02809-00630)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret De Renzo | 8 | Lodger | — | New York |
| 2 | Vincent Massa | 54 | Head | Barber | Italy |
| 3 | Julia Massa | 49 | Wife | Dressmaker | Italy |
| 4 | Rose Massa | 34 | Daughter | — | New York |
| 5 | Joseph Varisco | 25 | Head | Helper | New York |
| 6 | Gertrude Varisco | 23 | Wife | — | Connecticut |
| 7 | Ann Varisco | 12 | Daughter | — | New York |
| 8 | Frank Pirisi | 58 | Head | Foreman | Italy |
| 9 | Mary Pirisi | 53 | Wife | — | Italy |
| 10 | Vincent Pirisi | 20 | Son | Porter | New York |
| 11 | Anna Jensen | 40 | Head | — | New York |
| 12 | Paul Jensen | 19 | Son | Usher | New York |
| 13 | Anthony Williams | 37 | Head | — | New York |
| 14 | Ethel Williams | 35 | Wife | — | Pennsylvania |
| 15 | Vincent Williams | 13 | Son | — | New York |
| 16 | Richard Williams | 10 | Son | — | New York |
| 17 | Carol Williams | 4 | Daughter | — | New York |
| 18 | Charles Vaccaro | 41 | Head | — | Italy |
| 19 | Enella Vaccaro | 40 | Wife | — | Rhode Island |
| 20 | Eugene Vaccaro | 15 | Son | — | Rhode Island |
| 21 | Adolph Vaccaro | 9 | Son | — | New York |
| 22 | Nicolina Vaccaro | 5 | Daughter | — | New York |
| 23 | Justice, Michael Wal | 33 | Head | Chauffeur | New York |
| 24 | Florence Wal | 32 | Wife | — | New York |
| 25 | Malcolm Wal | 11 | Son | — | New York |
| 26 | Michael Jr. Wal | 9 | Son | — | New York |
| 27 | Edward Wal | 2 | Son | — | New York |
| 28 | Thadeus Gilligan | 67 | Head | — | Northern Ireland |
| 29 | Kate Gilligan | 57 | Wife | — | Northern Ireland |
| 30 | John Gilligan | 24 | Son | Usher | New York |
| 31 | Thomas Gilligan | 22 | Son | Usher | New York |
| 32 | George Cannon | 63 | Head | — | Connecticut |
| 33 | Elizabeth Cannon | 68 | Wife | — | Massachusetts |
| 34 | Patricia Cannon | 31 | Daughter | Secretary | New York |
| 35 | Thomas Bugh | 73 | Head | — | New York |
| 36 | Bertha Bugh | 73 | Wife | — | Austria |
| 37 | Florence Reinl | 50 | Head | Operator | New York |
| 38 | Jane Duncan | 70 | Head | — | Scotland |
| 39 | George Duncan THIS PERSON | 56 | Son | Carpenter | Scotland |
| 40 | John Duncan | 51 | Son | Carpenter | Scotland |
Related Census Records
Pedigree Summary
George + 1 sibling
Gen 1 · 3 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)