TM
Thomas Mcgrath — 1940 US Census Record
Model Tree available1940 United States Federal Census · Schenectady-County, New York
Our Model Tree links this Thomas Mcgrath across the 1920, 1930 and 1940 US Censuses in Schenectady-County, New York (XGBoost, ~Confirmed), with identified parents John & Johanna — first a head (b.~1905), then head of a 5-person household.
Age 35
b. ~1905
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Schenectady-County, New York |
| Surname | McGrath |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Schenectady |
| 1935 Residence (County) | Schenectady |
| Additional Details | |
| Occupation | welder |
| Industry | electrical |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Welder |
| Township / Ward | Schenectady |
| Est. Birth Year | ~1905 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Bruce Mcgrath | Son | — | 3 | ~1937 |
| Erica Mcgrath | Spouse | — | 31 | ~1909 |
| Thomas Mcgrath | Head | — | 35 | ~1905 |
| John Mcgrath | Son | — | 5 | ~1935 |
| Michael Salertini | Other | — | 52 | ~1888 |
Census Appearances
1920
Schenectady, New …
Son, age 15
Schenectady, New York · implied b. ~1905 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGrath |
| Given Name | Thomas E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Schenectady, New …
Son, age 25
Schenectady, New York · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGrath |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Electric Welder |
| Industry | Electric |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Schenectady-County, New …
Head, age 35
Schenectady-County, New York · implied b. ~1905 — 5 household members
| Surname | McGrath |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Schenectady |
| 1935 Residence (County) | Schenectady |
| Occupation | welder |
| Industry | electrical |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | Hs 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 Thomas Mcgrath across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Mcgrath (~0.92 confidence) and mother Johanna Mcgrath (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Mcgrath
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Johanna Mcgrath
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Mcgrath
Head · 1940 · age 35 · b. ~1905 · 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 — Schenectady-County, New York
Open full size
1940 US Federal Census — Schenectady-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02775-00413)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie Lukens | 29 | Wife | — | New York |
| 2 | Michael Broza | 54 | Head | Laborer | Poland |
| 3 | Louis Broza | 24 | Son | Roofer | New York |
| 4 | Walter Broza | 23 | Son | Payroll | New York |
| 5 | Louis Broza | 21 | Son | Delivery Boy | New York |
| 6 | Eugene Broza | 12 | Son | — | New York |
| 7 | Ruggero Balbusti | 52 | Head | Rigger | Italy |
| 8 | Felice Balbusti | 41 | Wife | — | Italy |
| 9 | Primo Balbusti | 24 | Son | Rigger | New York |
| 10 | Lola Balbusti | 22 | Daughter | — | New York |
| 11 | Barbara Balbusti | 4 | Granddaughter | — | New York |
| 12 | Carol Balbusti | 1 | Granddaughter | — | New York |
| 13 | Thomas Mcgrath THIS PERSON | 35 | Head | Welder | New York |
| 14 | Erica Mcgrath | 31 | Wife | — | New York |
| 15 | John Mcgrath | 5 | Son | — | New York |
| 16 | Bruce Mcgrath | 3 | Son | — | New York |
| 17 | Michael Salertini | 52 | Father-in-law | — | Italy |
| 18 | Charles Mariana | 65 | Head | — | Italy |
| 19 | — | None | — | — | — |
| 20 | Clarence Newcomb | 40 | Head | Taxi Driver | New York |
| 21 | Marian Newcomb | 40 | Wife | Housekeeper | Vermont |
| 22 | Joe Maisone | 51 | Head | Laborer | Sicily |
| 23 | Carmella Maisone | 40 | Wife | — | Sicily |
| 24 | Tony Maisone | 8 | Son | — | New York |
| 25 | Mary Maisone | 4 | Daughter | — | New York |
| 26 | — | None | — | — | — |
| 27 | Sarah Haley | 72 | Head | — | Irish Free State |
| 28 | Joseph Haley | 41 | Son | Inspector | New York |
| 29 | Joseph Cooper | 76 | Head | — | Pennsylvania |
| 30 | Lillian Cooper | 60 | Wife | — | New Jersey |
| 31 | Frank Sylvester | 37 | Son-in-law | Mail Clerk | New York |
| 32 | Beatrice Sylvester | 38 | Daughter | — | New York |
| 33 | Martha Sylvester | 0 | Granddaughter | — | New York |
| 34 | James Berti | 34 | Head | Laborer | Italy |
| 35 | Mary Berti | 34 | Wife | — | Italy |
| 36 | Armand Berti | 16 | Son | — | New York |
| 37 | Ermelinda Berti | 12 | Daughter | — | New York |
| 38 | Angelo Moschini | 61 | Father-in-law | — | Italy |
| 39 | Jerry Moschini | 24 | Brother-in-law | Waiter | Italy |
| 40 | Samuel Berti | 39 | Cousin | Laborer | Italy |
Pedigree Summary
Thomas
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)