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John Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-York-County, New York
Our Model Tree links this John Smith across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents John & Christina — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Smith |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Clerk |
| Industry | Electric Co |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1650 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Clerk |
| Township / Ward | New York City |
| Est. Birth Year | ~1901 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lorraine Smith | Daughter | — | 14 | ~1926 |
| John Smith | Head | — | 39 | ~1901 |
| William Smith | Son | — | 19 | ~1921 |
| Alice Smith | Spouse | — | 38 | ~1902 |
Census Appearances
1920
New York, …
Son, age 22
New York, New York · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Scotland |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Attendant |
| Industry | Hotel |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
New York, …
Head, age 30
New York, New York · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Alien |
| Year of Immigration | 1927 |
| Age at First Marriage | 20 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Stockman |
| Industry | Auto Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Radio Set | R |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
New-York-County, New …
Head, age 39
New-York-County, New York · implied b. ~1901 — 4 household members
| Surname | Smith |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Occupation | Clerk |
| Industry | Electric Co |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1650 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| 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 John Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Smith (~0.92 confidence) and mother Christina Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Smith
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Christina Smith
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Smith
Head · 1940 · age 39 · b. ~1901 · 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 — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02670-00489)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Smith THIS PERSON | 39 | Head | Clerk | Scotland |
| 42 | Alice Smith | 38 | Wife | Supt. | Scotland |
| 43 | William Smith | 19 | Son | Elevator Operator | Scotland |
| 44 | Lorraine Smith | 14 | Daughter | — | Canada |
| 45 | Mae Foster | 38 | Head | Telephone Operator | New York |
| 46 | Hannah Mckinney | 72 | Partner | — | Irish Free State |
| 47 | Morris O'Connell | 56 | Head | Porter | Irish Free State |
| 48 | Mary O'Connell | 56 | Wife | — | Irish Free State |
| 49 | Lester Basala | 27 | Head | Truck Driver | New York |
| 50 | Marie Basala | 20 | Wife | — | New York |
| 51 | Lester Jr. Basala | 1 | Son | — | New York |
| 52 | Sadie Gardner | 55 | Head | Saleslady | New York |
| 53 | Ralph Gardner | 30 | Son | Delivery Man | New York |
| 54 | Edward Forman | 65 | Lodger | — | Mass |
| 55 | Francis Mccrystal | 54 | Head | Ironworker | Irish Free State |
| 56 | Anna Mccrystal | 57 | Wife | — | Irish Free State |
| 57 | James Mccrystal | 30 | Son | Office Clerk | New York |
| 58 | Walter Mccrystal | 25 | Son | Iron Worker | New York |
| 59 | John Crane | 69 | Head | — | English Canada |
| 60 | Gertrude Crane | 57 | Wife | — | English Canada |
| 61 | Evelyn Crane | 31 | Daughter | Secretary | New York |
| 62 | Thomas Gallagher | 40 | Head | Truck Driver | Irish Free State |
| 63 | Emma Gallagher | 37 | Wife | — | Irish Free State |
| 64 | Thomas Jr. Gallagher | 12 | Son | — | New York |
| 65 | Edward Gallagher | 8 | Son | — | New York |
| 66 | Irene Gallagher | 4 | Daughter | — | New York |
| 67 | Joseph Mas | 61 | Head | Repairman | Spain |
| 68 | Concha Mas | 65 | Wife | — | Puerto Rico |
| 69 | Joseph Jr. Mas | 25 | Son | Radio Service | Puerto Rico |
| 70 | Ponciano Diaz | 46 | Head | Bookkeeper | Cuba |
| 71 | Enny Diaz | 42 | Wife | — | Switzerland |
| 72 | Aileen Diaz | 12 | Daughter | — | New York |
| 73 | Armand Diaz | 6 | Son | — | New York |
| 74 | Leon Diaz | 4 | Son | — | New York |
| 75 | Thomas Tavis | 39 | Head | Driver | New York |
| 76 | Nora Tavis | 37 | Wife | — | New York |
| 77 | Thomas Jr. Tavis | 17 | Son | New Worker | New York |
| 78 | Miriam Tavis | 13 | Daughter | — | New York |
| 79 | Joan Tavis | 11 | Daughter | — | New York |
| 80 | Gloria Tavis | 5 | Daughter | — | New York |
Pedigree Summary
John
Gen 1 · 2 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)