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Francis Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tompkins-County, New York
Our Model Tree links this Francis Thomas across the 1930 and 1940 US Censuses in Tompkins-County, New York (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tompkins-County, New York |
| Surname | Thomas |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Ithaca City |
| 1935 Residence (County) | Tompkins |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Ithaca City |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| George Thomas | Son | — | 16 | ~1924 |
| Marion Thomas | Spouse | — | 29 | ~1911 |
| Elizabeth Thomas | Daughter | — | 18 | ~1922 |
| Anthony Thomas | Son | — | 20 | ~1920 |
| Francis Thomas | Son | — | 14 | ~1926 |
| Walter Thomas | Son | — | 22 | ~1918 |
| Sadie Thomas | Spouse | — | 50 | ~1890 |
| Joseph Thomas | Head | — | 45 | ~1895 |
| Joseph Thomas | Other | — | 33 | ~1907 |
Census Appearances
1930
Tompkins, New …
Son, age 3
Tompkins, New York · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Syria |
| Mother's Birthplace | Syria |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Tompkins-County, New …
Son, age 14
Tompkins-County, New York · implied b. ~1926 — 9 household members
| Surname | Thomas |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Ithaca City |
| 1935 Residence (County) | Tompkins |
| Class of Worker | 0 |
| Highest Grade | No 6 |
| 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 Francis Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Francis Thomas
Son · 1940 · age 14 · b. ~1926 · New York
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Sibling
George Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Thomas
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Thomas
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Thomas
Sibling · 1940 · age 18
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 — Tompkins-County, New York
Open full size
1940 US Federal Census — Tompkins-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02792-00379)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Daniel Terwilliger | 3 | Son | — | — |
| 42 | Antonio Mazza | 59 | Head | Laborer | Italy |
| 43 | Mary Mazza | 46 | Wife | — | Italy |
| 44 | Ralph Mazza | 27 | Son | Salesman | New York |
| 45 | John Mazza | 24 | Son | Cutter | New York |
| 46 | Philomena Mazza | 21 | Daughter | Bookkeeper | New York |
| 47 | Angelina Mazza | 15 | Daughter | — | New York |
| 48 | Rose Mazza | 11 | Daughter | — | New York |
| 49 | Joseph Mazza | 10 | Son | — | New York |
| 50 | Louis Kirk | 61 | Head | Watchman | Hungary |
| 51 | Esther Kirk | 47 | Wife | — | Hungary |
| 52 | Wesley Bower | 56 | Lodger | — | New York |
| 53 | Eugene De Primio | 42 | Head | Laborer | Italy |
| 54 | Josephine De Primio | 40 | Wife | Laborer | Italy |
| 55 | Louis De Primio | 14 | Son | — | New York |
| 56 | Julia De Primio | 15 | Daughter | — | New York |
| 57 | Joseph De Primio | 12 | Son | — | New York |
| 58 | Theresa De Primio | 1 | Daughter | — | New York |
| 59 | Louis Cofonozza | 42 | Lodger | Laborer | Italy |
| 60 | Dominic Cofonozza | 45 | Brother | Laborer | Italy |
| 61 | James Lauretti | 48 | Head | Laborer | Italy |
| 62 | Mary Lauretti | 37 | Wife | — | Italy |
| 63 | Louis Lauretti | 16 | Son | — | New York |
| 64 | Albina Lauretti | 12 | Daughter | — | New York |
| 65 | Laura Lauretti | 10 | Daughter | — | New York |
| 66 | Marion Gentile | 39 | Lodger | Laborer | Italy |
| 67 | Paul Colantonio | 58 | Lodger | Laborer | Italy |
| 68 | Paul Fisicell | 53 | Lodger | Laborer | Italy |
| 69 | Joseph Thomas | 45 | Head | Bldg Supt | Syria |
| 70 | Sadie Thomas | 50 | Wife | — | Syria |
| 71 | Walter Thomas | 22 | Son | New Worker | New York |
| 72 | Anthony Thomas | 20 | Son | Dishwasher | New York |
| 73 | Elizabeth Thomas | 18 | Daughter | Cutter | New York |
| 74 | George Thomas | 16 | Son | — | New York |
| 75 | Francis Thomas THIS PERSON | 14 | Son | — | New York |
| 76 | Joseph James Thomas | 33 | Step-son | Machinist | New York |
| 77 | Marion Thomas | 29 | Wife | Weaver | New York |
| 78 | Frank Johns | 52 | Head | Dishwasher | Syria |
| 79 | Death Johns | 52 | Wife | — | Syria |
| 80 | Anthony Johns | 30 | Son | Barber | New York |
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)