TM
Thomas Mccormick — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Thomas Mccormick across the 1920, 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 5-person household.
Age 54
b. ~1886
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | McCormick |
| Given Name | Thomas F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Engraver |
| Industry | Stamping Steel |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Engraver |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1886 |
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 |
|---|---|---|---|---|
| Thomas Mccormick | Head | — | 54 | ~1886 |
| Ellen Mccormick | Daughter | — | 14 | ~1926 |
| Mary Mccormick | Daughter | — | 18 | ~1922 |
| Eugene Mccormick | Son | — | 12 | ~1928 |
| Margaret Mccormick | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Marion, Indiana
Head, age 35
Marion, Indiana · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Thomas |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Engraver |
| Industry | Rubber Stamp Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Marion, Indiana
Head, age 44
Marion, Indiana · implied b. ~1886 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCormick |
| Given Name | Thomas |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 21 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | engraver |
| Industry | of engraving |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Marion-County, Indiana
Head, age 54
Marion-County, Indiana · implied b. ~1886 — 5 household members
| Surname | McCormick |
| Given Name | Thomas F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Occupation | Engraver |
| Industry | Stamping Steel |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 800 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Mccormick across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Mccormick
Head · 1940 · age 54 · b. ~1886 · Indiana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01129-00926)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Paul Robert Kretsch | 61 | Head | Mill Man | Germany |
| 2 | Anna Marie Kretsch | 58 | Wife | — | Germany |
| 3 | Albert Julius Meincken | 34 | Head | Iron Worker | Germany |
| 4 | Dorothy Meincken | 33 | Wife | — | Indiana |
| 5 | Marie Anne Meincken | 11 | Daughter | — | Indiana |
| 6 | Fred Genier | 69 | Head | Sheet Metal Worker | Ohio |
| 7 | Kate Genier | 68 | Wife | — | Ohio |
| 8 | Mary Sweeney | 39 | Daughter | Seamstress | Ohio |
| 9 | Samuel W Sweeney | 38 | Son-in-law | — | Kentucky |
| 10 | Mary Catherine Sweeney | 12 | Granddaughter | — | Indiana |
| 11 | Millard F. Mathis | 48 | Head | Service Man | Indiana |
| 12 | Minerva V. Mathis | 48 | Wife | — | Indiana |
| 13 | Joseph C. Mathis | 22 | Son | Assembly Man | Indiana |
| 14 | Beula Jane Mathis | 20 | Daughter | Buttress | Indiana |
| 15 | Dempsey M. Mathis | 18 | Daughter | — | Indiana |
| 16 | Clara L. Mason | 77 | Mother-in-law | — | Indiana |
| 17 | Marke Rodenbeck | 31 | Head | Asst Commissioner | Indiana |
| 18 | Marjorie J. Rodenbeck | 26 | Wife | — | Indiana |
| 19 | Conrad Rodenbeck | 0 | Son | — | Indiana |
| 20 | Charles H. Weirhage | 54 | Head | Plummer | Indiana |
| 21 | Elizabeth C. Weirhage | 54 | Wife | — | Indiana |
| 22 | Harry W. Weirhage | 21 | Son | Mirror (Apprentice) | Indiana |
| 23 | Thomas F. Mccormick THIS PERSON | 54 | Head | Engraver | Ohio |
| 24 | Margaret Mccormick | 53 | Wife | — | Indiana |
| 25 | Mary Margaret Mccormick | 18 | Daughter | File Clerk | Indiana |
| 26 | Ellen Catherine Mccormick | 14 | Daughter | — | Indiana |
| 27 | Eugene Albert Mccormick | 12 | Son | — | Indiana |
| 28 | Oliver James Kaufman | 48 | Head | Tree Surgeon | Kentucky |
| 29 | Leona Gladys Kaufman | 44 | Wife | Seamstress | Indiana |
| 30 | Oliver James Jr. Kaufman | 12 | Son | — | Indiana |
| 31 | Shelby Brice Kaufman | 7 | Son | — | Indiana |
| 32 | Cleo Rae Kaufman | 4 | Son | — | Indiana |
| 33 | Aleista Mae Kaufman | 4 | Daughter | — | Indiana |
| 34 | Helen Mae Phillips | 24 | House-keeper | House-Keeper | Indiana |
| 35 | Rowena Jane Phillips | 0 | House-keeper Daughter | — | Indiana |
| 36 | Francis Lee Mcclintock | 31 | Head | Steam Fitter | Wisconsin |
| 37 | Edna Clara Mcclintock | 30 | Wife | — | Indiana |
| 38 | Francis Lee Jr. Mcclintock | 11 | Son | — | Indiana |
| 39 | John David Mcclintock | 8 | Son | — | Indiana |
| 40 | Benjamin Earl Mcclintock | 6 | Son | — | Indiana |
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)